American Airlines flight AA 4437: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Fri 06:01 San Antonio (SAT) 09:00 Chicago O'Hare (ORD) 3
AA 4437 Non-stop Embraer EMB 175 (E75) 2:59 Operates only on 2026-01-02
Mon-Wed,Sat,Sun 06:30 San Antonio (SAT) 09:29 Chicago O'Hare (ORD) 3
AA 4437 Non-stop Embraer EMB 175 (E75) 2:59 Valid until 2026-01-05
Daily 06:40 Chicago O'Hare (ORD) 3 09:57 Newark Liberty, New York (EWR) A
AA 4437 Non-stop Embraer EMB 175 (E75) 2:17 Effective 2026-04-07 through 2026-05-20
Mon-Sat 07:50 Ronald Reagan Washington (DCA) 2 09:16 Nashville (BNA)
AA 4437 Non-stop Embraer EMB 175 (E75) 2:26 Effective 2026-02-12 through 2026-03-07
Mon,Tue,Thu,Fri 07:54 Ronald Reagan Washington (DCA) 2 09:07 Nashville (BNA)
AA 4437 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-03-09 through 2026-04-06
Wed 07:55 Ronald Reagan Washington (DCA) 2 09:08 Nashville (BNA)
AA 4437 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-03-11 through 2026-04-01
Sat 08:00 Ronald Reagan Washington (DCA) 2 09:13 Nashville (BNA)
AA 4437 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-03-14 through 2026-04-04
Daily 08:47 New York LaGuardia (LGA) B 10:19 Pittsburgh (PIT)
AA 4437 Non-stop Embraer EMB 175 (E75) 1:32 Effective 2026-08-05 through 2026-09-08
Mon-Fri,Sun 10:25 Philadelphia (PHL) 13:32 Houston George Bush (IAH) A
AA 4437 Non-stop Embraer EMB 175 (E75) 4:07 Effective 2026-01-06 through 2026-01-13
Sat 10:35 New York LaGuardia (LGA) B 12:03 Burlington (BTV)
AA 4437 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:28 Effective 2026-09-12 through 2026-10-03
Daily 10:51 Newark Liberty, New York (EWR) A 12:40 Chicago O'Hare (ORD) 3
AA 4437 Non-stop Embraer EMB 175 (E75) 2:49 Effective 2026-04-07 through 2026-05-20
Daily 11:07 Pittsburgh (PIT) 12:30 New York LaGuardia (LGA) B
AA 4437 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2026-08-05 through 2026-09-08
Daily 11:45 New York LaGuardia (LGA) B 13:56 Indianapolis (IND)
AA 4437 Non-stop Embraer EMB 175 (E75) 2:11 Effective 2026-05-21 through 2026-06-17
Daily 12:43 Ronald Reagan Washington (DCA) 2 14:13 Hyannis (HYA)
AA 4437 Non-stop Embraer EMB 175 (E75) 1:30 Effective 2026-07-02 through 2026-08-04
Daily 12:54 Ronald Reagan Washington (DCA) 2 13:59 Philadelphia (PHL)
AA 4437 Non-stop Embraer EMB 175 (E75) 1:05 Effective from 2026-10-05
Mon-Fri,Sun 14:02 Houston George Bush (IAH) A 18:16 Philadelphia (PHL)
AA 4437 Non-stop Embraer EMB 175 (E75) 3:14 Effective 2026-01-06 through 2026-01-13
Daily 14:44 Hyannis (HYA) 16:29 Ronald Reagan Washington (DCA) 2
AA 4437 Non-stop Embraer EMB 175 (E75) 1:45 Effective 2026-07-02 through 2026-08-04
Daily 16:52 Philadelphia (PHL) 17:56 Ronald Reagan Washington (DCA) 2
AA 4437 Non-stop Embraer EMB 175 (E75) 1:04 Effective from 2026-10-05
Daily 17:25 Indianapolis (IND) 19:30 New York LaGuardia (LGA) B
AA 4437 Non-stop Embraer EMB 175 (E75) 2:05 Effective 2026-05-21 through 2026-06-17
Daily 17:44 Indianapolis (IND) 19:49 New York LaGuardia (LGA) B
AA 4437 Non-stop Embraer EMB 175 (E75) 2:05 Effective 2026-06-18 through 2026-07-01
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4437: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4437
06:01
San Antonio (SAT)

09:00
Chicago O'Hare (ORD) 3
Operates only on 2026-01-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:59, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
06:30
San Antonio (SAT)

09:29
Chicago O'Hare (ORD) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 2:59, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
06:40
Chicago O'Hare (ORD) 3

09:57
Newark Liberty, New York (EWR) A
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:17, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
07:50
Ronald Reagan Washington (DCA) 2

09:16
Nashville (BNA)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:26, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
07:54
Ronald Reagan Washington (DCA) 2

09:07
Nashville (BNA)
Effective 2026-03-09 through 2026-04-06
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
07:55
Ronald Reagan Washington (DCA) 2

09:08
Nashville (BNA)
Effective 2026-03-11 through 2026-04-01
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
08:00
Ronald Reagan Washington (DCA) 2

09:13
Nashville (BNA)
Effective 2026-03-14 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
08:47
New York LaGuardia (LGA) B

10:19
Pittsburgh (PIT)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
10:25
Philadelphia (PHL)

13:32
Houston George Bush (IAH) A
Effective 2026-01-06 through 2026-01-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:07, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
10:35
New York LaGuardia (LGA) B

12:03
Burlington (BTV)
Effective 2026-09-12 through 2026-10-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:28, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4437
10:51
Newark Liberty, New York (EWR) A

12:40
Chicago O'Hare (ORD) 3
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:49, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
11:07
Pittsburgh (PIT)

12:30
New York LaGuardia (LGA) B
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
11:45
New York LaGuardia (LGA) B

13:56
Indianapolis (IND)
Effective 2026-05-21 through 2026-06-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:11, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
12:43
Ronald Reagan Washington (DCA) 2

14:13
Hyannis (HYA)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
12:54
Ronald Reagan Washington (DCA) 2

13:59
Philadelphia (PHL)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:05, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
14:02
Houston George Bush (IAH) A

18:16
Philadelphia (PHL)
Effective 2026-01-06 through 2026-01-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:14, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
14:44
Hyannis (HYA)

16:29
Ronald Reagan Washington (DCA) 2
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:45, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
16:52
Philadelphia (PHL)

17:56
Ronald Reagan Washington (DCA) 2
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:04, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
17:25
Indianapolis (IND)

19:30
New York LaGuardia (LGA) B
Effective 2026-05-21 through 2026-06-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:05, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4437
17:44
Indianapolis (IND)

19:49
New York LaGuardia (LGA) B
Effective 2026-06-18 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:05, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Hyannis (HYA) - Ronald Reagan Washington (DCA)
  • New York LaGuardia (LGA) - Burlington (BTV)
  • New York LaGuardia (LGA) - Indianapolis (IND)
  • New York LaGuardia (LGA) - Pittsburgh (PIT)
  • Newark Liberty, New York (EWR) - Chicago O'Hare (ORD)
  • Philadelphia (PHL) - Houston George Bush (IAH)
  • Ronald Reagan Washington (DCA) - Nashville (BNA)
  • Ronald Reagan Washington (DCA) - Philadelphia (PHL)
  • San Antonio (SAT) - Chicago O'Hare (ORD)
All American Airlines flights
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