American Airlines flight AA 4366: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 07:29 Ronald Reagan Washington (DCA) 2 09:06 Boston Logan (BOS) B
AA 4366 Non-stop Embraer EMB 175 (E75) 1:37 Effective 2025-12-18 through 2026-01-05
Daily 07:59 Ronald Reagan Washington (DCA) 2 09:33 Boston Logan (BOS) B
AA 4366 Non-stop Embraer EMB 175 (E75) 1:34 Effective 2025-12-03 through 2025-12-17
Daily 07:59 Ronald Reagan Washington (DCA) 2 09:36 Boston Logan (BOS) B
AA 4366 Non-stop Embraer EMB 175 (E75) 1:37 Effective 2026-01-06 through 2026-02-11
Daily 08:15 Ronald Reagan Washington (DCA) 2 09:59 Boston Logan (BOS) B
AA 4366 Non-stop Embraer EMB 175 (E75) 1:44 Effective 2025-11-02 through 2025-12-02
Daily 11:00 Greenville/Spartanburg (GSP) 13:00 New York LaGuardia (LGA) B
AA 4366 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2025-08-06 through 2025-09-02
Daily 11:02 Boston Logan (BOS) B 12:54 Ronald Reagan Washington (DCA) 2
AA 4366 Non-stop Embraer EMB 175 (E75) 1:52 Effective from 2026-02-12
Daily 11:03 Boston Logan (BOS) B 12:56 Ronald Reagan Washington (DCA) 2
AA 4366 Non-stop Embraer EMB 175 (E75) 1:53 Effective 2025-11-02 through 2025-12-02
Daily 11:03 Boston Logan (BOS) B 12:58 Ronald Reagan Washington (DCA) 2
AA 4366 Non-stop Embraer EMB 175 (E75) 1:55 Effective 2025-12-03 through 2025-12-17
Sat 11:40 New York LaGuardia (LGA) B 13:23 Saint Louis (STL) 1
AA 4366 Non-stop Embraer EMB 175 (E75) 2:43 Effective 2025-06-07 through 2025-06-28
Sat 11:40 New York LaGuardia (LGA) B 13:33 Saint Louis (STL) 1
AA 4366 Non-stop Embraer EMB 175 (E75) 2:53 Effective 2025-07-05 through 2025-08-02
Thu,Fri,Sun 11:59 New York LaGuardia (LGA) B 14:26 Louisville (SDF)
AA 4366 Non-stop Embraer EMB 175 (E75) 2:27 Valid until 2025-05-04
Thu,Sun 12:00 New York LaGuardia (LGA) B 13:42 Saint Louis (STL) 1
AA 4366 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:42 Effective 2025-06-05 through 2025-06-08
Sun 12:00 New York LaGuardia (LGA) B 13:42 Saint Louis (STL) 1
AA 4366 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:42 Effective 2025-06-15 through 2025-06-29
Mon-Fri,Sun 12:00 New York LaGuardia (LGA) B 13:47 Saint Louis (STL) 1
AA 4366 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:47 Effective 2025-07-06 through 2025-08-05
Fri 12:02 New York LaGuardia (LGA) B 13:42 Saint Louis (STL) 1
AA 4366 Non-stop Embraer EMB 175 (E75) 2:40 Operates only on 2025-07-04
Mon-Fri 12:40 New York LaGuardia (LGA) B 14:19 Saint Louis (STL) 1
AA 4366 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:39 Effective 2025-06-06 through 2025-07-03
Daily 12:47 Ronald Reagan Washington (DCA) 2 14:41 Kansas City (MCI)
AA 4366 Non-stop Embraer EMB 175 (E75) 2:54 Effective 2025-10-26 through 2025-11-01
Thu,Fri,Sun 15:52 Louisville (SDF) 18:00 New York LaGuardia (LGA) B
AA 4366 Non-stop Embraer EMB 175 (E75) 2:08 Valid until 2025-05-04
Daily 20:02 Ronald Reagan Washington (DCA) 2 21:22 Pittsburgh (PIT)
AA 4366 Non-stop Embraer EMB 175 (E75) 1:20 Effective 2025-09-03 through 2025-10-05
Daily 20:33 Ronald Reagan Washington (DCA) 2 21:48 Pittsburgh (PIT)
AA 4366 Non-stop Embraer EMB 175 (E75) 1:15 Effective 2025-10-06 through 2025-10-25
Daily 22:00 Chicago O'Hare (ORD) 3 00:29 Detroit (DTW) E
AA 4366 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2025-05-05 through 2025-05-23
The flight arrives 1 day after departure.
Daily 22:00 Chicago O'Hare (ORD) 3 00:29 Detroit (DTW) E
AA 4366 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2025-05-25 through 2025-06-04
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4366: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4366
07:29
Ronald Reagan Washington (DCA) 2

09:06
Boston Logan (BOS) B
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:37, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
07:59
Ronald Reagan Washington (DCA) 2

09:33
Boston Logan (BOS) B
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:34, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
07:59
Ronald Reagan Washington (DCA) 2

09:36
Boston Logan (BOS) B
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:37, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
08:15
Ronald Reagan Washington (DCA) 2

09:59
Boston Logan (BOS) B
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
11:00
Greenville/Spartanburg (GSP)

13:00
New York LaGuardia (LGA) B
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
11:02
Boston Logan (BOS) B

12:54
Ronald Reagan Washington (DCA) 2
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:52, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
11:03
Boston Logan (BOS) B

12:56
Ronald Reagan Washington (DCA) 2
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:53, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
11:03
Boston Logan (BOS) B

12:58
Ronald Reagan Washington (DCA) 2
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:55, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
11:40
New York LaGuardia (LGA) B

13:23
Saint Louis (STL) 1
Effective 2025-06-07 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:43, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
11:40
New York LaGuardia (LGA) B

13:33
Saint Louis (STL) 1
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:53, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
11:59
New York LaGuardia (LGA) B

14:26
Louisville (SDF)
Valid until 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:27, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
12:00
New York LaGuardia (LGA) B

13:42
Saint Louis (STL) 1
Effective 2025-06-05 through 2025-06-08
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:42, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4366
12:00
New York LaGuardia (LGA) B

13:42
Saint Louis (STL) 1
Effective 2025-06-15 through 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:42, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4366
12:00
New York LaGuardia (LGA) B

13:47
Saint Louis (STL) 1
Effective 2025-07-06 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:47, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4366
12:02
New York LaGuardia (LGA) B

13:42
Saint Louis (STL) 1
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
12:40
New York LaGuardia (LGA) B

14:19
Saint Louis (STL) 1
Effective 2025-06-06 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:39, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4366
12:47
Ronald Reagan Washington (DCA) 2

14:41
Kansas City (MCI)
Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:54, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
15:52
Louisville (SDF)

18:00
New York LaGuardia (LGA) B
Valid until 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:08, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
20:02
Ronald Reagan Washington (DCA) 2

21:22
Pittsburgh (PIT)
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:20, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
20:33
Ronald Reagan Washington (DCA) 2

21:48
Pittsburgh (PIT)
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:15, non-stop
Embraer EMB 175 (E75)
American Airlines AA4366
22:00
Chicago O'Hare (ORD) 3

00:29(+1)
Detroit (DTW) E
Effective 2025-05-05 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
The flight arrives 1 day after departure.
American Airlines AA4366
22:00
Chicago O'Hare (ORD) 3

00:29(+1)
Detroit (DTW) E
Effective 2025-05-25 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Ronald Reagan Washington (DCA)
  • Chicago O'Hare (ORD) - Detroit (DTW)
  • Greenville/Spartanburg (GSP) - New York LaGuardia (LGA)
  • Louisville (SDF) - New York LaGuardia (LGA)
  • New York LaGuardia (LGA) - Saint Louis (STL)
  • Ronald Reagan Washington (DCA) - Kansas City (MCI)
  • Ronald Reagan Washington (DCA) - Pittsburgh (PIT)
All American Airlines flights
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