American Airlines flight AA 4638: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Thu 05:10 Burlington (BTV) 07:15 Ronald Reagan Washington (DCA) 2
AA 4638 Non-stop Embraer EMB 175 (E75) 2:05 Operates only on 2026-02-12
Daily 06:00 Rochester (ROC) 07:24 Chicago O'Hare (ORD) 3
AA 4638 Non-stop Embraer EMB 175 (E75) 2:24 Effective 2026-01-07 through 2026-02-11
Daily 06:37 Columbia (CAE) 08:30 New York LaGuardia (LGA) B
AA 4638 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:53 Effective from 2026-10-05
Daily 11:40 Chicago O'Hare (ORD) 3 13:52 Indianapolis (IND)
AA 4638 Non-stop Embraer EMB 175 (E75) 1:12 Effective 2026-09-09 through 2026-10-04
Daily 13:58 Indianapolis (IND) 14:20 Chicago O'Hare (ORD) 3
AA 4638 Non-stop Embraer EMB 175 (E75) 1:22 Effective 2026-09-09 through 2026-10-04
Mon,Tue,Thu-Sun 20:43 Chicago O'Hare (ORD) 3 23:59 Atlanta (ATL) N
AA 4638 Non-stop Embraer EMB 175 (E75) 2:16 Valid until 2026-01-05
Daily 22:10 Ronald Reagan Washington (DCA) 2 23:35 Hartford (BDL)
AA 4638 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2026-08-05 through 2026-09-08
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This flight number is listed as serving the following routes:
American Airlines flight AA 4638: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

American Airlines AA4638
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4638
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:24, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4638
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:53, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Flights:

American Airlines AA4638
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:12, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4638
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4638
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:16, non-stop
Embraer EMB 175 (E75)

Direct Flights:

American Airlines AA4638
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Burlington (BTV) - Ronald Reagan Washington (DCA)
  • Chicago O'Hare (ORD) - Atlanta (ATL)
  • Chicago O'Hare (ORD) - Indianapolis (IND)
  • Columbia (CAE) - New York LaGuardia (LGA)
  • Rochester (ROC) - Chicago O'Hare (ORD)
  • Ronald Reagan Washington (DCA) - Hartford (BDL)