American Airlines flight AA 3784: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 14:54 Ronald Reagan Washington (DCA) 2 16:09 Pittsburgh (PIT)
AA 3784 Non-stop Embraer EMB 175 (E75) 1:15 Effective from 2026-02-12
Daily 15:22 Ronald Reagan Washington (DCA) 2 17:00 John Glenn Columbus (CMH)
AA 3784 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2025-12-03 through 2025-12-17
Daily 15:27 Ronald Reagan Washington (DCA) 2 16:58 John Glenn Columbus (CMH)
AA 3784 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-01-06 through 2026-02-11
Daily 17:28 John Glenn Columbus (CMH) 18:50 Ronald Reagan Washington (DCA) 2
AA 3784 Non-stop Embraer EMB 175 (E75) 1:22 Effective 2026-01-06 through 2026-02-11
Daily 17:30 John Glenn Columbus (CMH) 18:55 Ronald Reagan Washington (DCA) 2
AA 3784 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2025-12-03 through 2025-12-17
Daily 17:43 Pittsburgh (PIT) 18:49 Ronald Reagan Washington (DCA) 2
AA 3784 Non-stop Embraer EMB 175 (E75) 1:06 Effective from 2026-02-12
Sat 19:45 Miami (MIA) 20:58 Huntsville (HSV)
AA 3784 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2025-08-09 through 2025-08-30
Daily 19:45 Ronald Reagan Washington (DCA) 2 22:06 Tallahassee (TLH)
AA 3784 Non-stop Embraer EMB 175 (E75) 2:21 Effective 2025-10-06 through 2025-11-01
Daily 20:38 Ronald Reagan Washington (DCA) 2 23:00 Tallahassee (TLH)
AA 3784 Non-stop Embraer EMB 175 (E75) 2:22 Effective 2025-11-02 through 2025-12-02
Sat 21:20 Miami (MIA) 22:37 Huntsville (HSV)
AA 3784 Non-stop Embraer EMB 175 (E75) 2:17 Effective 2025-06-07 through 2025-06-28
Sat 21:20 Miami (MIA) 22:39 Huntsville (HSV)
AA 3784 Non-stop Embraer EMB 175 (E75) 2:19 Effective 2025-07-05 through 2025-08-02
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This flight number is listed as serving the following routes:


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American Airlines flight AA 3784: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA3784
14:54
Ronald Reagan Washington (DCA) 2

16:09
Pittsburgh (PIT)
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:15, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
15:22
Ronald Reagan Washington (DCA) 2

17:00
John Glenn Columbus (CMH)
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
15:27
Ronald Reagan Washington (DCA) 2

16:58
John Glenn Columbus (CMH)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
17:28
John Glenn Columbus (CMH)

18:50
Ronald Reagan Washington (DCA) 2
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:22, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
17:30
John Glenn Columbus (CMH)

18:55
Ronald Reagan Washington (DCA) 2
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
17:43
Pittsburgh (PIT)

18:49
Ronald Reagan Washington (DCA) 2
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:06, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
19:45
Miami (MIA)

20:58
Huntsville (HSV)
Effective 2025-08-09 through 2025-08-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
19:45
Ronald Reagan Washington (DCA) 2

22:06
Tallahassee (TLH)
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:21, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
20:38
Ronald Reagan Washington (DCA) 2

23:00
Tallahassee (TLH)
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:22, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
21:20
Miami (MIA)

22:37
Huntsville (HSV)
Effective 2025-06-07 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:17, non-stop
Embraer EMB 175 (E75)
American Airlines AA3784
21:20
Miami (MIA)

22:39
Huntsville (HSV)
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:19, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Miami (MIA) - Huntsville (HSV)
  • Ronald Reagan Washington (DCA) - John Glenn Columbus (CMH)
  • Ronald Reagan Washington (DCA) - Pittsburgh (PIT)
  • Ronald Reagan Washington (DCA) - Tallahassee (TLH)
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