American Airlines flight AA 4737: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Fri 06:00 Buffalo (BUF) 07:29 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:29 Effective 2026-01-07 through 2026-02-11
Daily 06:07 Buffalo (BUF) 07:29 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:22 Effective from 2026-10-05
Daily 06:08 Buffalo (BUF) 07:29 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 175 (E75) 1:21 Effective 2026-04-07 through 2026-05-20
Mon-Fri 06:46 Buffalo (BUF) 08:29 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:43 Effective 2026-02-12 through 2026-03-06
Sun 06:59 Buffalo (BUF) 08:41 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-02-15 through 2026-03-01
Tue,Wed 07:03 Buffalo (BUF) 08:29 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:26 Effective 2026-03-10 through 2026-04-01
Mon,Thu,Fri 07:09 Buffalo (BUF) 08:35 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:26 Effective 2026-03-09 through 2026-04-06
Sun 07:15 Buffalo (BUF) 08:41 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 175 (E75) 1:26 Effective 2026-03-08 through 2026-04-05
Sun 08:00 Buffalo (BUF) 09:38 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2026-01-11 through 2026-02-08
Sat 09:41 Buffalo (BUF) 11:13 New York LaGuardia (LGA) B
AA 4737 Non-stop Embraer EMB 175 (E75) 1:32 Effective 2026-01-10 through 2026-02-07
Daily 17:30 Chicago O'Hare (ORD) 3 19:56 Cincinnati (CVG)
AA 4737 Non-stop Embraer EMB 175 (E75) 1:26 Effective 2026-08-05 through 2026-09-08
Daily 20:59 Cincinnati (CVG) 21:30 Chicago O'Hare (ORD) 3
AA 4737 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-07-02 through 2026-08-04
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4737: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4737
06:00
Buffalo (BUF)

07:29
New York LaGuardia (LGA) B
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:29, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4737
06:07
Buffalo (BUF)

07:29
New York LaGuardia (LGA) B
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4737
06:08
Buffalo (BUF)

07:29
New York LaGuardia (LGA) B
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4737
06:46
Buffalo (BUF)

08:29
New York LaGuardia (LGA) B
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:43, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4737
06:59
Buffalo (BUF)

08:41
New York LaGuardia (LGA) B
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:42, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4737
07:03
Buffalo (BUF)

08:29
New York LaGuardia (LGA) B
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:26, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4737
07:09
Buffalo (BUF)

08:35
New York LaGuardia (LGA) B
Effective 2026-03-09 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:26, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4737
07:15
Buffalo (BUF)

08:41
New York LaGuardia (LGA) B
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4737
08:00
Buffalo (BUF)

09:38
New York LaGuardia (LGA) B
Effective 2026-01-11 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4737
09:41
Buffalo (BUF)

11:13
New York LaGuardia (LGA) B
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:32, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4737
17:30
Chicago O'Hare (ORD) 3

19:56
Cincinnati (CVG)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4737
20:59
Cincinnati (CVG)

21:30
Chicago O'Hare (ORD) 3
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Buffalo (BUF) - New York LaGuardia (LGA)
  • Cincinnati (CVG) - Chicago O'Hare (ORD)
All American Airlines flights
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