American Airlines flight AA 4639: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 09:42 Saint Louis (STL) 1 12:55 Philadelphia (PHL)
AA 4639 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2025-09-03 through 2025-11-01
Daily 13:28 New York LaGuardia (LGA) B 14:48 Buffalo (BUF)
AA 4639 Non-stop Embraer EMB 175 (E75) 1:20 Effective 2025-12-18 through 2026-01-05
Sat 14:10 Saint Louis (STL) 1 17:29 Philadelphia (PHL)
AA 4639 Non-stop Embraer EMB 175 (E75) 2:19 Effective 2025-06-07 through 2025-06-28
Tue 14:12 New York LaGuardia (LGA) B 15:49 Buffalo (BUF)
AA 4639 Non-stop Embraer EMB 175 (E75) 1:37 Operates only on 2026-01-06
Sat 14:15 Saint Louis (STL) 1 17:37 Philadelphia (PHL)
AA 4639 Non-stop Embraer EMB 175 (E75) 2:22 Effective 2025-07-05 through 2025-08-02
Mon-Fri,Sun 15:30 New York LaGuardia (LGA) B 17:09 Nashville (BNA)
AA 4639 Non-stop Embraer EMB 175 (E75) 2:39 Valid until 2025-05-04
Fri 18:57 New York LaGuardia (LGA) B 21:03 Greenville/Spartanburg (GSP)
AA 4639 Non-stop Embraer EMB 175 (E75) 2:06 Effective 2025-05-09 through 2025-05-30
Mon-Thu,Sun 20:13 New York LaGuardia (LGA) B 22:39 Greenville/Spartanburg (GSP)
AA 4639 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:26 Effective 2025-05-05 through 2025-06-04
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4639: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4639
09:42
Saint Louis (STL) 1

12:55
Philadelphia (PHL)
Effective 2025-09-03 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
American Airlines AA4639
13:28
New York LaGuardia (LGA) B

14:48
Buffalo (BUF)
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
American Airlines AA4639
14:10
Saint Louis (STL) 1

17:29
Philadelphia (PHL)
Effective 2025-06-07 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:19, non-stop
Embraer EMB 175 (E75)
American Airlines AA4639
14:12
New York LaGuardia (LGA) B

15:49
Buffalo (BUF)
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:37, non-stop
Embraer EMB 175 (E75)
American Airlines AA4639
14:15
Saint Louis (STL) 1

17:37
Philadelphia (PHL)
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:22, non-stop
Embraer EMB 175 (E75)
American Airlines AA4639
15:30
New York LaGuardia (LGA) B

17:09
Nashville (BNA)
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:39, non-stop
Embraer EMB 175 (E75)
American Airlines AA4639
18:57
New York LaGuardia (LGA) B

21:03
Greenville/Spartanburg (GSP)
Effective 2025-05-09 through 2025-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:06, non-stop
Embraer EMB 175 (E75)
American Airlines AA4639
20:13
New York LaGuardia (LGA) B

22:39
Greenville/Spartanburg (GSP)
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 2:26, non-stop
Embraer EMB 170 / EMB 175 (E70)
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This flight number is listed as serving the following routes:
  • New York LaGuardia (LGA) - Buffalo (BUF)
  • New York LaGuardia (LGA) - Greenville/Spartanburg (GSP)
  • New York LaGuardia (LGA) - Nashville (BNA)
  • Saint Louis (STL) - Philadelphia (PHL)
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