Desafio 9

Author

Elisa Amorim Da Costa

# Imprime a data e a hora que foi compilado o arquivo

cat("Compilado em:", format(Sys.time(), "%Y-%m-%d %H:%M:%S"), "\n")
Compilado em: 2025-09-30 10:55:52 

Importação dos Dados Iniciais

Primeiro é carregado as bibliotecas necessárias, definindo o nome do banco de dados. Logo após, as tabelas airlines e airports são peenchidas com os dados dos arquivos CSV correspondentes

library(DBI)
library(RSQLite)
Warning: pacote 'RSQLite' foi compilado no R versão 4.4.3
library(readr)
Warning: pacote 'readr' foi compilado no R versão 4.4.3
library(dplyr)

Anexando pacote: 'dplyr'
Os seguintes objetos são mascarados por 'package:stats':

    filter, lag
Os seguintes objetos são mascarados por 'package:base':

    intersect, setdiff, setequal, union
db_file <- "voos.sqlite3"

# Cria uma conexão com o banco de dados SQLite

con <- dbConnect(RSQLite::SQLite(), db_file)

# Lê os arquivos CSV e os escreve nas tabelas do banco de dados
# O argumento 'overwrite = TRUE' garante que a tabela seja recriada se já existir

dbWriteTable(con, "airlines", read_csv("airlines.csv"), overwrite = TRUE)
Rows: 14 Columns: 2
── Column specification ────────────────────────────────────────────────────────
Delimiter: ","
chr (2): IATA_CODE, AIRLINE

ℹ Use `spec()` to retrieve the full column specification for this data.
ℹ Specify the column types or set `show_col_types = FALSE` to quiet this message.
dbWriteTable(con, "airports", read_csv("airports.csv"), overwrite = TRUE)
Rows: 322 Columns: 7
── Column specification ────────────────────────────────────────────────────────
Delimiter: ","
chr (5): IATA_CODE, AIRPORT, CITY, STATE, COUNTRY
dbl (2): LATITUDE, LONGITUDE

ℹ Use `spec()` to retrieve the full column specification for this data.
ℹ Specify the column types or set `show_col_types = FALSE` to quiet this message.

Filtrando e Carregando os Dados de Voos

O arquivo flights.csv é muito grande, por isso é usada uma função (lerDados) que processa o arquivo em “pedaços”. A função filtra os voos de interesse e os adiciona à tabela flights no banco de dados.

# Define os aeroportos de interesse para o filtro
aeroportos_interesse <- c("BWI", "MIA", "SEA", "SFO", "JFK")

# Função para processar cada lote de dados, conforme solicitado
lerDados <- function(input, pos) {
  # Exibe uma mensagem de progresso no console
  message("Processando a partir da linha ", pos)
  
  # Filtra as linhas onde a origem ou o destino estão na lista de interesse.
  voos_filtrados <- subset(input, ORIGIN_AIRPORT %in% aeroportos_interesse | DESTINATION_AIRPORT %in% aeroportos_interesse)
  
  # Adiciona os dados filtrados à tabela 'flights' no banco
  # 'append = TRUE' : dados de cada lote são adicionados sem apagar os anteriores
  dbWriteTable(con, "flights", voos_filtrados, append = TRUE)
}

# Lê o arquivo 'flights.csv' em lotes, aplicando a função 'lerDados'
read_csv_chunked(
  "flights.csv",
  callback = SideEffectChunkCallback$new(lerDados),
  chunk_size = 100000,
  # Usei o  col_types para selecionar as colunas de forma compatível com qualquer versão do readr, pois o col_select não estava funcionando
  col_types = cols(
    YEAR = col_integer(),
    MONTH = col_integer(),
    DAY = col_integer(),
    AIRLINE = col_character(),
    FLIGHT_NUMBER = col_integer(),
    ORIGIN_AIRPORT = col_character(),
    DESTINATION_AIRPORT = col_character(),
    ARRIVAL_DELAY = col_double(),
    .default = col_skip() # Pula todas as colunas não especificadas
  )
)
Processando a partir da linha 1
Processando a partir da linha 100001
Processando a partir da linha 200001
Processando a partir da linha 300001
Processando a partir da linha 400001
Processando a partir da linha 500001
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Processando a partir da linha 1100001
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Processando a partir da linha 1500001
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Processando a partir da linha 1900001
Processando a partir da linha 2000001
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Processando a partir da linha 2300001
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Processando a partir da linha 3000001
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Processando a partir da linha 4000001
Processando a partir da linha 4100001
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Processando a partir da linha 4900001
Processando a partir da linha 5000001
Processando a partir da linha 5100001
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Processando a partir da linha 5600001
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Processando a partir da linha 5800001
NULL
message("Processamento em lotes concluído!")
Processamento em lotes concluído!

Consulta e Análise Final

Com todos os dados de voos relevantes no banco, uma consulta SQL é executada para calcular o tempo médio de atraso na chegada para cada aeroporto, juntando as informações das tabelas para obter os nomes completos dos aeroportos e das companhias aéreas

# Define a consulta SQL para a análise
query <- "
SELECT
    AVG(f.ARRIVAL_DELAY) AS atraso_medio,
    a.IATA_CODE AS sigla_aeroporto,
    a.AIRPORT AS nome_aeroporto,
    al.AIRLINE AS nome_companhia
FROM
    flights f
JOIN
    airports a ON f.DESTINATION_AIRPORT = a.IATA_CODE
JOIN
    airlines al ON f.AIRLINE = al.IATA_CODE
GROUP BY
    a.IATA_CODE, a.AIRPORT, al.AIRLINE
ORDER BY
    atraso_medio DESC
"

resultado_final <- dbGetQuery(con, query)

resultado_final
    atraso_medio sigla_aeroporto
1   143.00000000             DTW
2    41.00000000             JAX
3    36.20000000             IAH
4    34.50000000             MSN
5    27.71428571             IAH
6    25.79268293             ATL
7    24.02068966             LGA
8    22.45724907             ORD
9    22.44827586             MTJ
10   22.17613636             MSP
11   22.00000000             BNA
12   20.62068966             MSO
13   19.11235955             ATL
14   19.09426987             ORD
15   19.02762431             JAC
16   18.49951737             DEN
17   18.08219178             DCA
18   17.83263598             OTH
19   17.27627628             IAH
20   17.09623431             IAH
21   17.01772152             BWI
22   16.95054945             ASE
23   16.94848485             LAS
24   16.68000000             RIC
25   16.39325843             MIA
26   16.35460993             LAX
27   16.35398230             KTN
28   15.84313725             JNU
29   15.26947891             MIA
30   15.04894384             SFO
31   15.02409639             STL
32   14.86992716             HNL
33   14.85572139             MYR
34   14.80511182             PHL
35   14.78358209             TUS
36   14.77358491             PHX
37   14.72965703             HNL
38   14.56451613             HDN
39   14.35451505             STL
40   14.34477379             CLT
41   14.32851986             PDX
42   14.20797931             BOS
43   13.99559471             EGE
44   13.74077253             STT
45   13.56886228             ATL
46   13.49808429             SAT
47   13.44375963             FLL
48   13.36585366             IAD
49   13.21359223             LAX
50   13.09536785             ORD
51   13.02173913             DFW
52   12.91133005             MCI
53   12.87552644             BDL
54   12.79076923             PSE
55   12.68750000             ATL
56   12.60509554             BUF
57   12.39646465             MSP
58   12.35886020             ORF
59   12.15687790             EWR
60   12.06749740             PBI
61   11.85637222             ISP
62   11.83349950             IND
63   11.79889469             JFK
64   11.72777778             ANC
65   11.71153846             ECP
66   11.64723926             OKC
67   11.51623377             MSY
68   11.43088235             JFK
69   11.41304348             TUL
70   11.35663338             ROC
71   11.22593431             BUF
72   11.14848485             DFW
73   11.04179409             SYR
74   10.88936627             ORD
75   10.86461056             RDU
76   10.84513399             FLL
77   10.76315789             STL
78   10.76033058             LAS
79   10.74213836             ANC
80   10.40128558             JAX
81   10.39814815             BOS
82   10.34238311             AUS
83   10.33875339             BDL
84   10.32306684             SJU
85   10.27891156             BQN
86   10.26279863             JFK
87   10.17465389             JAX
88   10.09068449             SFO
89   10.02305159             IAD
90    9.84973638             SMF
91    9.83443709             SUN
92    9.77543860             LAX
93    9.70954357             PBI
94    9.67561168             ACV
95    9.66469894             SJC
96    9.65256798             OGG
97    9.64659843             ALB
98    9.63306452             CHS
99    9.62626263             SEA
100   9.60670732             DAL
101   9.57939914             EWR
102   9.56047560             PVD
103   9.53431890             PIT
104   9.31818182             LIT
105   9.25000000             JAC
106   9.13486513             CHS
107   9.13148148             MHT
108   9.08437500             OGG
109   9.07142857             FLL
110   9.03088803             RDU
111   9.02810785             SFO
112   9.02689873             GRR
113   8.98250000             AUS
114   8.96578947             LGA
115   8.89286690             MCO
116   8.82258065             PDX
117   8.75854082             FAT
118   8.73804574             PNS
119   8.71755725             MMH
120   8.67832168             GNV
121   8.67523124             PWM
122   8.65387894             CLE
123   8.64418159             MIA
124   8.52480916             FNT
125   8.44175317             SAN
126   8.24761905             DEN
127   8.20558882             DCA
128   8.19090909             MCI
129   8.18061367             RNO
130   8.17647059             RNO
131   8.12184116             OAK
132   8.07507508             PHX
133   8.07145067             DCA
134   7.99698795             ABQ
135   7.97597598             COS
136   7.95451264             CMH
137   7.91600000             BTV
138   7.91324921             PSP
139   7.90791599             AUS
140   7.90715733             BWI
141   7.84284284             MCO
142   7.79687500             MSP
143   7.79238095             PSC
144   7.78904250             BNA
145   7.77836691             SLC
146   7.71926489             SNA
147   7.65532544             DAY
148   7.59459459             RSW
149   7.57277883             AUS
150   7.56940510             RDD
151   7.56682028             JFK
152   7.44944321             BUF
153   7.40161290             SJU
154   7.39619651             MFR
155   7.38983051             PDX
156   7.36161903             BOS
157   7.30492424             OGG
158   7.16113744             PSP
159   7.14752568             ROC
160   7.13307331             SEA
161   7.12447257             AUS
162   7.11519045             SJU
163   7.11261261             LGA
164   7.05074462             EUG
165   7.03361669             MIA
166   6.99170813             RSW
167   6.84588872             BWI
168   6.83707865             STX
169   6.82375237             FLL
170   6.81821500             LAX
171   6.81670886             TPA
172   6.80194018             BOS
173   6.74631829             SEA
174   6.72847409             SFO
175   6.69095477             BOI
176   6.68027211             BZN
177   6.65483871             ANC
178   6.60716014             SMF
179   6.60000000             MCO
180   6.56680162             BLI
181   6.50930969             SFO
182   6.48438031             LAX
183   6.47169811             DFW
184   6.46107784             OMA
185   6.40617284             RDM
186   6.39675676             DTW
187   6.37091189             LAS
188   6.36297180             IAH
189   6.34150613             PWM
190   6.27676484             TPA
191   6.26679104             BHM
192   6.26367626             MIA
193   6.18389662             RDU
194   6.08436887             GEG
195   6.05378931             SEA
196   5.96402878             IND
197   5.95045045             SEA
198   5.94037589             BUR
199   5.91860465             MCI
200   5.91369048             ORF
201   5.91176471             CHS
202   5.91114768             ATL
203   5.91007562             DEN
204   5.90718563             BWI
205   5.90017690             SAN
206   5.88737934             LAX
207   5.84955752             LAS
208   5.81727488             JFK
209   5.78396947             LAS
210   5.76125010             JFK
211   5.76037196             TPA
212   5.74166667             OKC
213   5.64096774             MCO
214   5.59589041             GSO
215   5.56250000             MSP
216   5.54737336             PDX
217   5.53579060             BWI
218   5.49591352             DFW
219   5.47616312             DAL
220   5.36708861             SDF
221   5.35152420             SFO
222   5.33289817             PDX
223   5.30458221             CMH
224   5.27965180             AUS
225   5.26633479             STL
226   5.21035599             DEN
227   5.18482816             ORD
228   5.17592593             DCA
229   5.10000000             GSP
230   5.09142857             BNA
231   5.08984615             IAH
232   5.06871345             PHX
233   5.01597444             IND
234   4.99340245             BWI
235   4.97641509             MSY
236   4.94898551             SAN
237   4.93057410             HNL
238   4.90469974             ORD
239   4.89779006             SAN
240   4.89520958             HOU
241   4.87500000             DTW
242   4.83419689             BHM
243   4.79166667             LIH
244   4.73755378             GEG
245   4.71918187             JFK
246   4.68474404             PDX
247   4.67819149             MRY
248   4.62435233             SLC
249   4.59287257             SEA
250   4.56756757             HOU
251   4.50232558             SJC
252   4.48339483             ABQ
253   4.40797546             JAX
254   4.40381268             SFO
255   4.39037433             IAD
256   4.37653157             SEA
257   4.31791908             SLC
258   4.30955414             MCO
259   4.28111156             SBA
260   4.28000000             CEC
261   4.27743902             SAV
262   4.27364017             KTN
263   4.25710419             PHL
264   4.22429907             EYW
265   4.21653543             SBP
266   4.20144462             ONT
267   4.19338422             SAT
268   4.18926554             MIA
269   4.16479401             CLE
270   4.15843023             KOA
271   4.06905917             SFO
272   4.05724824             EWR
273   4.01304945             PHL
274   4.00000000             OKC
275   3.99228928             DEN
276   3.98019802             LAS
277   3.97272727             ACK
278   3.93540373             PHX
279   3.90444444             CVG
280   3.87311412             SFO
281   3.86330935             JNU
282   3.84089219             PSP
283   3.83140878             BWI
284   3.78516129             PHX
285   3.74437086             DEN
286   3.71980676             SAT
287   3.70397644             AUS
288   3.67494357             CLE
289   3.63685932             LAS
290   3.55555556             HYA
291   3.50561798             ATL
292   3.50312650             BOS
293   3.44887781             MKE
294   3.44215938             MSY
295   3.42947311             MDW
296   3.39336918             JNU
297   3.39084358             LGB
298   3.37037037             FAI
299   3.33638083             SEA
300   3.33465459             SMF
301   3.25437202             PHL
302   3.19139466             FLL
303   3.18511066             DEN
304   3.14285714             SIT
305   3.07750678             SAN
306   3.06079027             SLC
307   3.04687500             RDU
308   2.98709059             BWI
309   2.95130774             ORD
310   2.81556257             SLC
311   2.81337047             JFK
312   2.79239766             PDX
313   2.63450502             PHX
314   2.61721068             BUR
315   2.56325823             ABQ
316   2.54474097             CLT
317   2.47258486             MEM
318   2.43793503             PHX
319   2.33363229             ORD
320   2.22605721             SFO
321   2.15050167             SJC
322   2.11895593             LAX
323   2.09489051             SIT
324   2.08390163             CLT
325   2.03046127             SNA
326   2.00000000             LAS
327   1.90969900             EWR
328   1.89887640             RDU
329   1.81453634             STL
330   1.77209945             SNA
331   1.61550388             BFL
332   1.60000000             MSY
333   1.59571136             LAX
334   1.59359606             SMX
335   1.54707792             OAK
336   1.50000000             LGB
337   1.32208029             TPA
338   1.30921053             DTW
339   1.30696366             SEA
340   1.30357143             RNO
341   1.25319343             SAN
342   1.20952381             TLH
343   1.20000000             DTW
344   1.17744610             DTW
345   0.96882952             SEA
346   0.89709763             IAH
347   0.87481061             CLT
348   0.83750000             SLC
349   0.74840085             FLL
350   0.72493888             MSY
351   0.61000000             OAK
352   0.54060914             MCI
353   0.52994012             SAT
354   0.51720183             PHX
355   0.47682119             DFW
356   0.42105263             PBI
357   0.37775977             ANC
358   0.26172466             SFO
359   0.13312303             DEN
360   0.11900192             ONT
361   0.07654921             IAD
362   0.06553485             MIA
363   0.03790151             ATL
364   0.00000000             PBI
365  -0.09857724             LAS
366  -0.18918919             IAD
367  -0.22904769             BWI
368  -0.37048193             PHL
369  -0.44116734             PHX
370  -0.46587031             MSP
371  -0.51051051             FLL
372  -0.51254480             SMF
373  -0.52972417             MSP
374  -0.70278271             LAS
375  -0.81756757             MEM
376  -0.93832021             SAN
377  -0.96352584             SRQ
378  -0.98784195             BUR
379  -1.00000000             OKC
380  -1.00932401             ATL
381  -1.01649953             SEA
382  -1.07975460             EWR
383  -1.08645533             TUS
384  -1.31715006             SJU
385  -1.73117822             SNA
386  -1.76973684             MKE
387  -1.90196078             MSY
388  -1.94367589             SLC
389  -2.00000000             SJC
390  -2.01333333             ORD
391  -2.04166667             CVG
392  -2.05066445             FAI
393  -2.21556886             DTW
394  -2.53164557             PIT
395  -2.54716981             BOS
396  -2.83471074             MVY
397  -2.84666667             CLE
398  -2.89473684             MCI
399  -2.90491803             STT
400  -3.00000000             CVG
401  -3.10638298             ORD
402  -3.27450980             XNA
403  -3.33082707             PIT
404  -3.53541417             HNL
405  -3.55000000             HNL
406  -3.56643357             CHS
407  -3.64516129             OAK
408  -3.73654391             LAX
409  -3.77639752             RSW
410  -3.82800609             DCA
411  -3.89696970             PSP
412  -3.93373494             DCA
413  -3.97991968             BOS
414  -4.01449275             BNA
415  -4.50000000             TPA
416  -4.52807018             KOA
417  -4.60173913             AUS
418  -4.92469880             MSY
419  -5.00000000             BWI
420  -5.29623568             SAN
421  -5.40000000             DCA
422  -5.51295337             OGG
423  -6.00000000             GSP
424  -6.76923077             KOA
425  -7.03448276             OGG
426  -7.03791469             MCO
427  -7.93712575             TPA
428  -8.01075269             SAT
429  -8.25287356             SAT
430  -8.53846154             BIL
431  -8.87169811             IAD
432  -9.00000000             SMF
433 -10.00000000             JAC
434 -10.64734300             BWI
435 -10.73960217             LIH
436 -12.50000000             IAH
437 -13.00000000             BOI
438 -13.60000000             RDU
439 -14.60000000             ORD
440 -14.86885246             RDU
441 -15.75000000             JFK
442 -16.00000000             SYR
443 -17.00000000             OMA
444 -17.38922156             ABQ
445 -18.69230769             CHS
446 -19.00000000             MSP
447 -32.00000000             CLE
448 -35.00000000             SAV
                                                             nome_aeroporto
1                                              Detroit Metropolitan Airport
2                                        Jacksonville International Airport
3                                      George Bush Intercontinental Airport
4                                              Dane County Regional Airport
5                                      George Bush Intercontinental Airport
6                          Hartsfield-Jackson Atlanta International Airport
7                                   LaGuardia Airport (Marine Air Terminal)
8                                      Chicago O'Hare International Airport
9                                                 Montrose Regional Airport
10                             Minneapolis-Saint Paul International Airport
11                                          Nashville International Airport
12                                           Missoula International Airport
13                         Hartsfield-Jackson Atlanta International Airport
14                                     Chicago O'Hare International Airport
15                                                     Jackson Hole Airport
16                                             Denver International Airport
17                                Ronald Reagan Washington National Airport
18                 Southwest Oregon Regional Airport (North Bend Municipal)
19                                     George Bush Intercontinental Airport
20                                     George Bush Intercontinental Airport
21                               Baltimore-Washington International Airport
22                                              Aspen-Pitkin County Airport
23                                           McCarran International Airport
24                                           Richmond International Airport
25                                              Miami International Airport
26                                        Los Angeles International Airport
27                                          Ketchikan International Airport
28                                             Juneau International Airport
29                                              Miami International Airport
30                                      San Francisco International Airport
31                         St. Louis International Airport at Lambert Field
32                                           Honolulu International Airport
33                                       Myrtle Beach International Airport
34                                       Philadelphia International Airport
35                                             Tucson International Airport
36                                 Phoenix Sky Harbor International Airport
37                                           Honolulu International Airport
38                             Yampa Valley Airport (Yampa Valley Regional)
39                         St. Louis International Airport at Lambert Field
40                                  Charlotte Douglas International Airport
41                                           Portland International Airport
42                         Gen. Edward Lawrence Logan International Airport
43                                            Eagle County Regional Airport
44                                                    Cyril E. King Airport
45                         Hartsfield-Jackson Atlanta International Airport
46                                        San Antonio International Airport
47                          Fort Lauderdale-Hollywood International Airport
48                                  Washington Dulles International Airport
49                                        Los Angeles International Airport
50                                     Chicago O'Hare International Airport
51                                  Dallas/Fort Worth International Airport
52                                        Kansas City International Airport
53                                            Bradley International Airport
54                                                        Mercedita Airport
55                         Hartsfield-Jackson Atlanta International Airport
56                                    Buffalo Niagara International Airport
57                             Minneapolis-Saint Paul International Airport
58                                            Norfolk International Airport
59                                     Newark Liberty International Airport
60                                         Palm Beach International Airport
61                                            Long Island MacArthur Airport
62                                       Indianapolis International Airport
63   John F. Kennedy International Airport (New York International Airport)
64                              Ted Stevens Anchorage International Airport
65                          Northwest Florida Beaches International Airport
66                                                Will Rogers World Airport
67                        Louis Armstrong New Orleans International Airport
68   John F. Kennedy International Airport (New York International Airport)
69                                              Tulsa International Airport
70                                  Greater Rochester International Airport
71                                    Buffalo Niagara International Airport
72                                  Dallas/Fort Worth International Airport
73                                   Syracuse Hancock International Airport
74                                     Chicago O'Hare International Airport
75                                     Raleigh-Durham International Airport
76                          Fort Lauderdale-Hollywood International Airport
77                         St. Louis International Airport at Lambert Field
78                                           McCarran International Airport
79                              Ted Stevens Anchorage International Airport
80                                       Jacksonville International Airport
81                         Gen. Edward Lawrence Logan International Airport
82                                   Austin-Bergstrom International Airport
83                                            Bradley International Airport
84                                   Luis Muñoz Marín International Airport
85                                                 Rafael Hernández Airport
86   John F. Kennedy International Airport (New York International Airport)
87                                       Jacksonville International Airport
88                                      San Francisco International Airport
89                                  Washington Dulles International Airport
90                                         Sacramento International Airport
91                                                Friedman Memorial Airport
92                                        Los Angeles International Airport
93                                         Palm Beach International Airport
94                                                           Arcata Airport
95                          Norman Y. Mineta San José International Airport
96                                                          Kahului Airport
97                                             Albany International Airport
98                          Charleston International Airport/Charleston AFB
99                                     Seattle-Tacoma International Airport
100                                                       Dallas Love Field
101                                    Newark Liberty International Airport
102                                    Theodore Francis Green State Airport
103                                        Pittsburgh International Airport
104                 Bill and Hillary Clinton National Airport (Adams Field)
105                                                    Jackson Hole Airport
106                         Charleston International Airport/Charleston AFB
107                                      Manchester-Boston Regional Airport
108                                                         Kahului Airport
109                         Fort Lauderdale-Hollywood International Airport
110                                    Raleigh-Durham International Airport
111                                     San Francisco International Airport
112                                    Gerald R. Ford International Airport
113                                  Austin-Bergstrom International Airport
114                                 LaGuardia Airport (Marine Air Terminal)
115                                           Orlando International Airport
116                                          Portland International Airport
117                                   Fresno Yosemite International Airport
118 Pensacola International Airport (Pensacola Gulf Coast Regional Airport)
119                                                Mammoth Yosemite Airport
120                                            Gainesville Regional Airport
121                                          Portland International Jetport
122                                 Cleveland Hopkins International Airport
123                                             Miami International Airport
124                                            Bishop International Airport
125                       San Diego International Airport (Lindbergh Field)
126                                            Denver International Airport
127                               Ronald Reagan Washington National Airport
128                                       Kansas City International Airport
129                                        Reno/Tahoe International Airport
130                                        Reno/Tahoe International Airport
131                                           Oakland International Airport
132                                Phoenix Sky Harbor International Airport
133                               Ronald Reagan Washington National Airport
134                                       Albuquerque International Sunport
135                              City of Colorado Springs Municipal Airport
136                                     Port Columbus International Airport
137                                        Burlington International Airport
138                                      Palm Springs International Airport
139                                  Austin-Bergstrom International Airport
140                              Baltimore-Washington International Airport
141                                           Orlando International Airport
142                            Minneapolis-Saint Paul International Airport
143                                                      Tri-Cities Airport
144                                         Nashville International Airport
145                                    Salt Lake City International Airport
146                              John Wayne Airport (Orange County Airport)
147                               James M. Cox Dayton International Airport
148                                 Southwest Florida International Airport
149                                  Austin-Bergstrom International Airport
150                                               Redding Municipal Airport
151  John F. Kennedy International Airport (New York International Airport)
152                                   Buffalo Niagara International Airport
153                                  Luis Muñoz Marín International Airport
154                                      Rogue Valley International Airport
155                                          Portland International Airport
156                        Gen. Edward Lawrence Logan International Airport
157                                                         Kahului Airport
158                                      Palm Springs International Airport
159                                 Greater Rochester International Airport
160                                    Seattle-Tacoma International Airport
161                                  Austin-Bergstrom International Airport
162                                  Luis Muñoz Marín International Airport
163                                 LaGuardia Airport (Marine Air Terminal)
164                                     Eugene Airport (Mahlon Sweet Field)
165                                             Miami International Airport
166                                 Southwest Florida International Airport
167                              Baltimore-Washington International Airport
168                                                Henry E. Rohlsen Airport
169                         Fort Lauderdale-Hollywood International Airport
170                                       Los Angeles International Airport
171                                             Tampa International Airport
172                        Gen. Edward Lawrence Logan International Airport
173                                    Seattle-Tacoma International Airport
174                                     San Francisco International Airport
175                                      Boise Airport (Boise Air Terminal)
176      Bozeman Yellowstone International Airport (Gallatin Field Airport)
177                             Ted Stevens Anchorage International Airport
178                                        Sacramento International Airport
179                                           Orlando International Airport
180                                        Bellingham International Airport
181                                     San Francisco International Airport
182                                       Los Angeles International Airport
183                                 Dallas/Fort Worth International Airport
184                                                         Eppley Airfield
185                               Redmond Municipal Airport (Roberts Field)
186                                            Detroit Metropolitan Airport
187                                          McCarran International Airport
188                                    George Bush Intercontinental Airport
189                                          Portland International Jetport
190                                             Tampa International Airport
191                          Birmingham-Shuttlesworth International Airport
192                                             Miami International Airport
193                                    Raleigh-Durham International Airport
194                                           Spokane International Airport
195                                    Seattle-Tacoma International Airport
196                                      Indianapolis International Airport
197                                    Seattle-Tacoma International Airport
198                            Bob Hope Airport (Hollywood Burbank Airport)
199                                       Kansas City International Airport
200                                           Norfolk International Airport
201                         Charleston International Airport/Charleston AFB
202                        Hartsfield-Jackson Atlanta International Airport
203                                            Denver International Airport
204                              Baltimore-Washington International Airport
205                       San Diego International Airport (Lindbergh Field)
206                                       Los Angeles International Airport
207                                          McCarran International Airport
208  John F. Kennedy International Airport (New York International Airport)
209                                          McCarran International Airport
210  John F. Kennedy International Airport (New York International Airport)
211                                             Tampa International Airport
212                                               Will Rogers World Airport
213                                           Orlando International Airport
214                                    Piedmont Triad International Airport
215                            Minneapolis-Saint Paul International Airport
216                                          Portland International Airport
217                              Baltimore-Washington International Airport
218                                 Dallas/Fort Worth International Airport
219                                                       Dallas Love Field
220                     Louisville International Airport (Standiford Field)
221                                     San Francisco International Airport
222                                          Portland International Airport
223                                     Port Columbus International Airport
224                                  Austin-Bergstrom International Airport
225                        St. Louis International Airport at Lambert Field
226                                            Denver International Airport
227                                    Chicago O'Hare International Airport
228                               Ronald Reagan Washington National Airport
229                            Greenville-Spartanburg International Airport
230                                         Nashville International Airport
231                                    George Bush Intercontinental Airport
232                                Phoenix Sky Harbor International Airport
233                                      Indianapolis International Airport
234                              Baltimore-Washington International Airport
235                       Louis Armstrong New Orleans International Airport
236                       San Diego International Airport (Lindbergh Field)
237                                          Honolulu International Airport
238                                    Chicago O'Hare International Airport
239                       San Diego International Airport (Lindbergh Field)
240                                                William P. Hobby Airport
241                                            Detroit Metropolitan Airport
242                          Birmingham-Shuttlesworth International Airport
243                                                           Lihue Airport
244                                           Spokane International Airport
245  John F. Kennedy International Airport (New York International Airport)
246                                          Portland International Airport
247                  Monterey Regional Airport (Monterey Peninsula Airport)
248                                    Salt Lake City International Airport
249                                    Seattle-Tacoma International Airport
250                                                William P. Hobby Airport
251                         Norman Y. Mineta San José International Airport
252                                       Albuquerque International Sunport
253                                      Jacksonville International Airport
254                                     San Francisco International Airport
255                                 Washington Dulles International Airport
256                                    Seattle-Tacoma International Airport
257                                    Salt Lake City International Airport
258                                           Orlando International Airport
259                 Santa Barbara Municipal Airport (Santa Barbara Airport)
260                          Del Norte County Airport (Jack McNamara Field)
261                              Savannah/Hilton Head International Airport
262                                         Ketchikan International Airport
263                                      Philadelphia International Airport
264                                          Key West International Airport
265               San Luis Obispo County Regional Airport (McChesney Field)
266                                           Ontario International Airport
267                                       San Antonio International Airport
268                                             Miami International Airport
269                                 Cleveland Hopkins International Airport
270                                   Kona International Airport at Keahole
271                                     San Francisco International Airport
272                                    Newark Liberty International Airport
273                                      Philadelphia International Airport
274                                               Will Rogers World Airport
275                                            Denver International Airport
276                                          McCarran International Airport
277                                              Nantucket Memorial Airport
278                                Phoenix Sky Harbor International Airport
279                      Cincinnati/Northern Kentucky International Airport
280                                     San Francisco International Airport
281                                            Juneau International Airport
282                                      Palm Springs International Airport
283                              Baltimore-Washington International Airport
284                                Phoenix Sky Harbor International Airport
285                                            Denver International Airport
286                                       San Antonio International Airport
287                                  Austin-Bergstrom International Airport
288                                 Cleveland Hopkins International Airport
289                                          McCarran International Airport
290                                            Barnstable Municipal Airport
291                        Hartsfield-Jackson Atlanta International Airport
292                        Gen. Edward Lawrence Logan International Airport
293                                  General Mitchell International Airport
294                       Louis Armstrong New Orleans International Airport
295                                    Chicago Midway International Airport
296                                            Juneau International Airport
297                                    Long Beach Airport (Daugherty Field)
298                                         Fairbanks International Airport
299                                    Seattle-Tacoma International Airport
300                                        Sacramento International Airport
301                                      Philadelphia International Airport
302                         Fort Lauderdale-Hollywood International Airport
303                                            Denver International Airport
304                                           Sitka Rocky Gutierrez Airport
305                       San Diego International Airport (Lindbergh Field)
306                                    Salt Lake City International Airport
307                                    Raleigh-Durham International Airport
308                              Baltimore-Washington International Airport
309                                    Chicago O'Hare International Airport
310                                    Salt Lake City International Airport
311  John F. Kennedy International Airport (New York International Airport)
312                                          Portland International Airport
313                                Phoenix Sky Harbor International Airport
314                            Bob Hope Airport (Hollywood Burbank Airport)
315                                       Albuquerque International Sunport
316                                 Charlotte Douglas International Airport
317                                           Memphis International Airport
318                                Phoenix Sky Harbor International Airport
319                                    Chicago O'Hare International Airport
320                                     San Francisco International Airport
321                         Norman Y. Mineta San José International Airport
322                                       Los Angeles International Airport
323                                           Sitka Rocky Gutierrez Airport
324                                 Charlotte Douglas International Airport
325                              John Wayne Airport (Orange County Airport)
326                                          McCarran International Airport
327                                    Newark Liberty International Airport
328                                    Raleigh-Durham International Airport
329                        St. Louis International Airport at Lambert Field
330                              John Wayne Airport (Orange County Airport)
331                                                           Meadows Field
332                       Louis Armstrong New Orleans International Airport
333                                       Los Angeles International Airport
334                Santa Maria Public Airport (Capt G. Allan Hancock Field)
335                                           Oakland International Airport
336                                    Long Beach Airport (Daugherty Field)
337                                             Tampa International Airport
338                                            Detroit Metropolitan Airport
339                                    Seattle-Tacoma International Airport
340                                        Reno/Tahoe International Airport
341                       San Diego International Airport (Lindbergh Field)
342                                       Tallahassee International Airport
343                                            Detroit Metropolitan Airport
344                                            Detroit Metropolitan Airport
345                                    Seattle-Tacoma International Airport
346                                    George Bush Intercontinental Airport
347                                 Charlotte Douglas International Airport
348                                    Salt Lake City International Airport
349                         Fort Lauderdale-Hollywood International Airport
350                       Louis Armstrong New Orleans International Airport
351                                           Oakland International Airport
352                                       Kansas City International Airport
353                                       San Antonio International Airport
354                                Phoenix Sky Harbor International Airport
355                                 Dallas/Fort Worth International Airport
356                                        Palm Beach International Airport
357                             Ted Stevens Anchorage International Airport
358                                     San Francisco International Airport
359                                            Denver International Airport
360                                           Ontario International Airport
361                                 Washington Dulles International Airport
362                                             Miami International Airport
363                        Hartsfield-Jackson Atlanta International Airport
364                                        Palm Beach International Airport
365                                          McCarran International Airport
366                                 Washington Dulles International Airport
367                              Baltimore-Washington International Airport
368                                      Philadelphia International Airport
369                                Phoenix Sky Harbor International Airport
370                            Minneapolis-Saint Paul International Airport
371                         Fort Lauderdale-Hollywood International Airport
372                                        Sacramento International Airport
373                            Minneapolis-Saint Paul International Airport
374                                          McCarran International Airport
375                                           Memphis International Airport
376                       San Diego International Airport (Lindbergh Field)
377                                Sarasota-Bradenton International Airport
378                            Bob Hope Airport (Hollywood Burbank Airport)
379                                               Will Rogers World Airport
380                        Hartsfield-Jackson Atlanta International Airport
381                                    Seattle-Tacoma International Airport
382                                    Newark Liberty International Airport
383                                            Tucson International Airport
384                                  Luis Muñoz Marín International Airport
385                              John Wayne Airport (Orange County Airport)
386                                  General Mitchell International Airport
387                       Louis Armstrong New Orleans International Airport
388                                    Salt Lake City International Airport
389                         Norman Y. Mineta San José International Airport
390                                    Chicago O'Hare International Airport
391                      Cincinnati/Northern Kentucky International Airport
392                                         Fairbanks International Airport
393                                            Detroit Metropolitan Airport
394                                        Pittsburgh International Airport
395                        Gen. Edward Lawrence Logan International Airport
396                                               Martha's Vineyard Airport
397                                 Cleveland Hopkins International Airport
398                                       Kansas City International Airport
399                                                   Cyril E. King Airport
400                      Cincinnati/Northern Kentucky International Airport
401                                    Chicago O'Hare International Airport
402                                     Northwest Arkansas Regional Airport
403                                        Pittsburgh International Airport
404                                          Honolulu International Airport
405                                          Honolulu International Airport
406                         Charleston International Airport/Charleston AFB
407                                           Oakland International Airport
408                                       Los Angeles International Airport
409                                 Southwest Florida International Airport
410                               Ronald Reagan Washington National Airport
411                                      Palm Springs International Airport
412                               Ronald Reagan Washington National Airport
413                        Gen. Edward Lawrence Logan International Airport
414                                         Nashville International Airport
415                                             Tampa International Airport
416                                   Kona International Airport at Keahole
417                                  Austin-Bergstrom International Airport
418                       Louis Armstrong New Orleans International Airport
419                              Baltimore-Washington International Airport
420                       San Diego International Airport (Lindbergh Field)
421                               Ronald Reagan Washington National Airport
422                                                         Kahului Airport
423                            Greenville-Spartanburg International Airport
424                                   Kona International Airport at Keahole
425                                                         Kahului Airport
426                                           Orlando International Airport
427                                             Tampa International Airport
428                                       San Antonio International Airport
429                                       San Antonio International Airport
430                                    Billings Logan International Airport
431                                 Washington Dulles International Airport
432                                        Sacramento International Airport
433                                                    Jackson Hole Airport
434                              Baltimore-Washington International Airport
435                                                           Lihue Airport
436                                    George Bush Intercontinental Airport
437                                      Boise Airport (Boise Air Terminal)
438                                    Raleigh-Durham International Airport
439                                    Chicago O'Hare International Airport
440                                    Raleigh-Durham International Airport
441  John F. Kennedy International Airport (New York International Airport)
442                                  Syracuse Hancock International Airport
443                                                         Eppley Airfield
444                                       Albuquerque International Sunport
445                         Charleston International Airport/Charleston AFB
446                            Minneapolis-Saint Paul International Airport
447                                 Cleveland Hopkins International Airport
448                              Savannah/Hilton Head International Airport
                  nome_companhia
1          Skywest Airlines Inc.
2           Delta Air Lines Inc.
3                US Airways Inc.
4          United Air Lines Inc.
5          Skywest Airlines Inc.
6               Spirit Air Lines
7         Frontier Airlines Inc.
8               Spirit Air Lines
9          Skywest Airlines Inc.
10              Spirit Air Lines
11        American Airlines Inc.
12         Skywest Airlines Inc.
13        Frontier Airlines Inc.
14        Frontier Airlines Inc.
15         Skywest Airlines Inc.
16        Frontier Airlines Inc.
17          Delta Air Lines Inc.
18         Skywest Airlines Inc.
19        Frontier Airlines Inc.
20              Spirit Air Lines
21              Spirit Air Lines
22         Skywest Airlines Inc.
23              Spirit Air Lines
24  American Eagle Airlines Inc.
25         Skywest Airlines Inc.
26              Spirit Air Lines
27         Skywest Airlines Inc.
28         Skywest Airlines Inc.
29        Frontier Airlines Inc.
30        Frontier Airlines Inc.
31         United Air Lines Inc.
32        Hawaiian Airlines Inc.
33              Spirit Air Lines
34        Frontier Airlines Inc.
35         Skywest Airlines Inc.
36        Frontier Airlines Inc.
37         United Air Lines Inc.
38         Skywest Airlines Inc.
39        American Airlines Inc.
40        Southwest Airlines Co.
41               JetBlue Airways
42        Southwest Airlines Co.
43        American Airlines Inc.
44        American Airlines Inc.
45        American Airlines Inc.
46         Skywest Airlines Inc.
47              Spirit Air Lines
48        American Airlines Inc.
49         Skywest Airlines Inc.
50  American Eagle Airlines Inc.
51         Skywest Airlines Inc.
52        American Airlines Inc.
53        Southwest Airlines Co.
54               JetBlue Airways
55  American Eagle Airlines Inc.
56          Delta Air Lines Inc.
57        American Airlines Inc.
58        Southwest Airlines Co.
59        American Airlines Inc.
60        Southwest Airlines Co.
61        Southwest Airlines Co.
62        Southwest Airlines Co.
63  American Eagle Airlines Inc.
64               JetBlue Airways
65        Southwest Airlines Co.
66        Southwest Airlines Co.
67        American Airlines Inc.
68               US Airways Inc.
69        American Airlines Inc.
70        Southwest Airlines Co.
71        Southwest Airlines Co.
72              Spirit Air Lines
73               JetBlue Airways
74               JetBlue Airways
75        Southwest Airlines Co.
76               JetBlue Airways
77         Skywest Airlines Inc.
78        Frontier Airlines Inc.
79         United Air Lines Inc.
80        Southwest Airlines Co.
81        American Airlines Inc.
82               JetBlue Airways
83        American Airlines Inc.
84        American Airlines Inc.
85               JetBlue Airways
86        Hawaiian Airlines Inc.
87               JetBlue Airways
88        Southwest Airlines Co.
89               JetBlue Airways
90        Southwest Airlines Co.
91         Skywest Airlines Inc.
92        Southwest Airlines Co.
93               JetBlue Airways
94         Skywest Airlines Inc.
95        Southwest Airlines Co.
96        Hawaiian Airlines Inc.
97        Southwest Airlines Co.
98  American Eagle Airlines Inc.
99        Frontier Airlines Inc.
100               Virgin America
101  Atlantic Southeast Airlines
102       Southwest Airlines Co.
103       Southwest Airlines Co.
104       Southwest Airlines Co.
105         Delta Air Lines Inc.
106       Southwest Airlines Co.
107       Southwest Airlines Co.
108         Delta Air Lines Inc.
109        United Air Lines Inc.
110 American Eagle Airlines Inc.
111        Skywest Airlines Inc.
112       Southwest Airlines Co.
113         Alaska Airlines Inc.
114         Delta Air Lines Inc.
115       American Airlines Inc.
116       Southwest Airlines Co.
117        Skywest Airlines Inc.
118 American Eagle Airlines Inc.
119        Skywest Airlines Inc.
120 American Eagle Airlines Inc.
121       Southwest Airlines Co.
122       Southwest Airlines Co.
123        United Air Lines Inc.
124       Southwest Airlines Co.
125        Skywest Airlines Inc.
126        Skywest Airlines Inc.
127 American Eagle Airlines Inc.
128        Skywest Airlines Inc.
129        Skywest Airlines Inc.
130        United Air Lines Inc.
131       Southwest Airlines Co.
132              JetBlue Airways
133       American Airlines Inc.
134        Skywest Airlines Inc.
135        Skywest Airlines Inc.
136       Southwest Airlines Co.
137              JetBlue Airways
138        Skywest Airlines Inc.
139               Virgin America
140        United Air Lines Inc.
141       Southwest Airlines Co.
142        United Air Lines Inc.
143        Skywest Airlines Inc.
144       Southwest Airlines Co.
145        Skywest Airlines Inc.
146        Skywest Airlines Inc.
147       Southwest Airlines Co.
148              JetBlue Airways
149       American Airlines Inc.
150        Skywest Airlines Inc.
151              JetBlue Airways
152              JetBlue Airways
153       Southwest Airlines Co.
154        Skywest Airlines Inc.
155         Delta Air Lines Inc.
156              JetBlue Airways
157        United Air Lines Inc.
158               Virgin America
159              JetBlue Airways
160        United Air Lines Inc.
161        Skywest Airlines Inc.
162              JetBlue Airways
163       American Airlines Inc.
164        Skywest Airlines Inc.
165 American Eagle Airlines Inc.
166       Southwest Airlines Co.
167       American Airlines Inc.
168       American Airlines Inc.
169       Southwest Airlines Co.
170        United Air Lines Inc.
171       American Airlines Inc.
172         Delta Air Lines Inc.
173              JetBlue Airways
174              JetBlue Airways
175        Skywest Airlines Inc.
176        Skywest Airlines Inc.
177         Delta Air Lines Inc.
178        Skywest Airlines Inc.
179        United Air Lines Inc.
180         Alaska Airlines Inc.
181               Virgin America
182         Delta Air Lines Inc.
183        United Air Lines Inc.
184        Skywest Airlines Inc.
185        Skywest Airlines Inc.
186       Southwest Airlines Co.
187               Virgin America
188        United Air Lines Inc.
189              JetBlue Airways
190       Southwest Airlines Co.
191 American Eagle Airlines Inc.
192       American Airlines Inc.
193       American Airlines Inc.
194         Alaska Airlines Inc.
195       Southwest Airlines Co.
196 American Eagle Airlines Inc.
197       Hawaiian Airlines Inc.
198        Skywest Airlines Inc.
199       Southwest Airlines Co.
200 American Eagle Airlines Inc.
201              JetBlue Airways
202       Southwest Airlines Co.
203        United Air Lines Inc.
204  Atlantic Southeast Airlines
205       Southwest Airlines Co.
206               Virgin America
207       Southwest Airlines Co.
208       American Airlines Inc.
209        Skywest Airlines Inc.
210         Delta Air Lines Inc.
211              JetBlue Airways
212        Skywest Airlines Inc.
213              JetBlue Airways
214 American Eagle Airlines Inc.
215        Skywest Airlines Inc.
216        Skywest Airlines Inc.
217              US Airways Inc.
218       American Airlines Inc.
219       Southwest Airlines Co.
220       Southwest Airlines Co.
221        United Air Lines Inc.
222        United Air Lines Inc.
223 American Eagle Airlines Inc.
224        United Air Lines Inc.
225       Southwest Airlines Co.
226              JetBlue Airways
227        United Air Lines Inc.
228        United Air Lines Inc.
229       Southwest Airlines Co.
230 American Eagle Airlines Inc.
231       American Airlines Inc.
232       Southwest Airlines Co.
233        United Air Lines Inc.
234 American Eagle Airlines Inc.
235        United Air Lines Inc.
236               Virgin America
237         Delta Air Lines Inc.
238               Virgin America
239       American Airlines Inc.
240              JetBlue Airways
241  Atlantic Southeast Airlines
242       Southwest Airlines Co.
243        United Air Lines Inc.
244        Skywest Airlines Inc.
245               Virgin America
246         Alaska Airlines Inc.
247        Skywest Airlines Inc.
248       Southwest Airlines Co.
249        Skywest Airlines Inc.
250       Southwest Airlines Co.
251        Skywest Airlines Inc.
252              JetBlue Airways
253 American Eagle Airlines Inc.
254       American Airlines Inc.
255       Frontier Airlines Inc.
256               Virgin America
257        United Air Lines Inc.
258         Delta Air Lines Inc.
259        Skywest Airlines Inc.
260        Skywest Airlines Inc.
261              JetBlue Airways
262         Alaska Airlines Inc.
263              US Airways Inc.
264 American Eagle Airlines Inc.
265        Skywest Airlines Inc.
266        Skywest Airlines Inc.
267       Southwest Airlines Co.
268              US Airways Inc.
269 American Eagle Airlines Inc.
270        United Air Lines Inc.
271         Alaska Airlines Inc.
272        United Air Lines Inc.
273       American Airlines Inc.
274       American Airlines Inc.
275       Southwest Airlines Co.
276        United Air Lines Inc.
277              JetBlue Airways
278        United Air Lines Inc.
279 American Eagle Airlines Inc.
280              US Airways Inc.
281         Delta Air Lines Inc.
282         Alaska Airlines Inc.
283              JetBlue Airways
284        Skywest Airlines Inc.
285       American Airlines Inc.
286       American Airlines Inc.
287       Southwest Airlines Co.
288        United Air Lines Inc.
289              JetBlue Airways
290              JetBlue Airways
291        United Air Lines Inc.
292        United Air Lines Inc.
293       Southwest Airlines Co.
294              JetBlue Airways
295       Southwest Airlines Co.
296         Alaska Airlines Inc.
297              JetBlue Airways
298         Delta Air Lines Inc.
299       American Airlines Inc.
300         Alaska Airlines Inc.
301        United Air Lines Inc.
302         Delta Air Lines Inc.
303         Delta Air Lines Inc.
304        Skywest Airlines Inc.
305        United Air Lines Inc.
306              JetBlue Airways
307        United Air Lines Inc.
308       Southwest Airlines Co.
309       American Airlines Inc.
310         Delta Air Lines Inc.
311        United Air Lines Inc.
312               Virgin America
313              US Airways Inc.
314         Alaska Airlines Inc.
315       Southwest Airlines Co.
316              JetBlue Airways
317       Southwest Airlines Co.
318         Alaska Airlines Inc.
319         Alaska Airlines Inc.
320         Delta Air Lines Inc.
321         Alaska Airlines Inc.
322         Alaska Airlines Inc.
323         Alaska Airlines Inc.
324              US Airways Inc.
325       Southwest Airlines Co.
326         Alaska Airlines Inc.
327               Virgin America
328              JetBlue Airways
329         Alaska Airlines Inc.
330        United Air Lines Inc.
331        Skywest Airlines Inc.
332              US Airways Inc.
333       American Airlines Inc.
334        Skywest Airlines Inc.
335         Alaska Airlines Inc.
336        Skywest Airlines Inc.
337         Delta Air Lines Inc.
338         Delta Air Lines Inc.
339         Delta Air Lines Inc.
340              JetBlue Airways
341         Alaska Airlines Inc.
342 American Eagle Airlines Inc.
343              US Airways Inc.
344       American Airlines Inc.
345              US Airways Inc.
346         Alaska Airlines Inc.
347       American Airlines Inc.
348       American Airlines Inc.
349               Virgin America
350       Southwest Airlines Co.
351        Skywest Airlines Inc.
352         Alaska Airlines Inc.
353         Alaska Airlines Inc.
354         Delta Air Lines Inc.
355         Alaska Airlines Inc.
356         Delta Air Lines Inc.
357         Alaska Airlines Inc.
358       Hawaiian Airlines Inc.
359         Alaska Airlines Inc.
360         Alaska Airlines Inc.
361               Virgin America
362         Delta Air Lines Inc.
363         Delta Air Lines Inc.
364        Skywest Airlines Inc.
365       American Airlines Inc.
366        United Air Lines Inc.
367         Delta Air Lines Inc.
368         Alaska Airlines Inc.
369       American Airlines Inc.
370         Alaska Airlines Inc.
371         Alaska Airlines Inc.
372              JetBlue Airways
373         Delta Air Lines Inc.
374         Delta Air Lines Inc.
375 American Eagle Airlines Inc.
376         Delta Air Lines Inc.
377              JetBlue Airways
378              JetBlue Airways
379        United Air Lines Inc.
380         Alaska Airlines Inc.
381         Alaska Airlines Inc.
382         Alaska Airlines Inc.
383         Alaska Airlines Inc.
384         Delta Air Lines Inc.
385         Alaska Airlines Inc.
386        Skywest Airlines Inc.
387         Delta Air Lines Inc.
388         Alaska Airlines Inc.
389              JetBlue Airways
390  Atlantic Southeast Airlines
391         Delta Air Lines Inc.
392         Alaska Airlines Inc.
393         Alaska Airlines Inc.
394         Delta Air Lines Inc.
395               Virgin America
396              JetBlue Airways
397       Frontier Airlines Inc.
398        United Air Lines Inc.
399         Delta Air Lines Inc.
400  Atlantic Southeast Airlines
401        Skywest Airlines Inc.
402        Skywest Airlines Inc.
403        United Air Lines Inc.
404         Alaska Airlines Inc.
405               Virgin America
406         Delta Air Lines Inc.
407              JetBlue Airways
408              JetBlue Airways
409         Delta Air Lines Inc.
410         Alaska Airlines Inc.
411        United Air Lines Inc.
412               Virgin America
413         Alaska Airlines Inc.
414         Alaska Airlines Inc.
415              US Airways Inc.
416         Alaska Airlines Inc.
417         Delta Air Lines Inc.
418         Alaska Airlines Inc.
419        Skywest Airlines Inc.
420              JetBlue Airways
421              US Airways Inc.
422         Alaska Airlines Inc.
423 American Eagle Airlines Inc.
424         Delta Air Lines Inc.
425               Virgin America
426         Alaska Airlines Inc.
427         Alaska Airlines Inc.
428        United Air Lines Inc.
429         Delta Air Lines Inc.
430        Skywest Airlines Inc.
431         Alaska Airlines Inc.
432         Delta Air Lines Inc.
433        United Air Lines Inc.
434         Alaska Airlines Inc.
435         Alaska Airlines Inc.
436  Atlantic Southeast Airlines
437        United Air Lines Inc.
438              US Airways Inc.
439         Delta Air Lines Inc.
440         Alaska Airlines Inc.
441         Alaska Airlines Inc.
442         Delta Air Lines Inc.
443        United Air Lines Inc.
444         Alaska Airlines Inc.
445         Alaska Airlines Inc.
446  Atlantic Southeast Airlines
447         Delta Air Lines Inc.
448         Delta Air Lines Inc.

Finalização

# Desconecta do banco de dados
dbDisconnect(con)

```