American Airlines flight AA 4576: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 06:00 Atlanta (ATL) N 07:56 Ronald Reagan Washington (DCA) 2
AA 4576 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2026-04-07 through 2026-05-20
Daily 08:25 Ronald Reagan Washington (DCA) 2 10:29 Atlanta (ATL) N
AA 4576 Non-stop Embraer EMB 175 (E75) 2:04 Effective 2026-08-05 through 2026-09-08
Sat 08:30 Boston Logan (BOS) B 11:00 Halifax (YHZ)
AA 4576 Non-stop Embraer EMB 175 (E75) 1:30 Effective 2026-07-04 through 2026-08-01
Daily 09:30 Boston Logan (BOS) B 11:59 John Glenn Columbus (CMH)
AA 4576 Non-stop Embraer EMB 175 (E75) 2:29 Effective 2026-02-13 through 2026-03-07
Daily 09:30 Boston Logan (BOS) B 11:56 John Glenn Columbus (CMH)
AA 4576 Non-stop Embraer EMB 175 (E75) 2:26 Effective 2026-03-08 through 2026-04-06
Thu 09:38 Boston Logan (BOS) B 12:07 John Glenn Columbus (CMH)
AA 4576 Non-stop Embraer EMB 175 (E75) 2:29 Operates only on 2026-02-12
Mon-Fri,Sun 09:40 New York LaGuardia (LGA) B 11:24 Pittsburgh (PIT)
AA 4576 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:44 Effective 2026-01-06 through 2026-02-11
Sat 10:50 Chicago O'Hare (ORD) 3 14:25 Hyannis (HYA)
AA 4576 Non-stop Embraer EMB 175 (E75) 2:35 Effective 2026-06-20 through 2026-06-27
Daily 10:59 Atlanta (ATL) N 12:59 Ronald Reagan Washington (DCA) 2
AA 4576 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2026-08-05 through 2026-09-08
Sat 12:00 Halifax (YHZ) 12:40 Boston Logan (BOS) B
AA 4576 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-07-04 through 2026-08-01
Sat 12:30 Philadelphia (PHL) 13:57 Boston Logan (BOS) B
AA 4576 Non-stop Embraer EMB 175 (E75) 1:27 Valid until 2026-01-03
Daily 13:10 Chicago O'Hare (ORD) 3 16:49 Bangor (BGR)
AA 4576 Non-stop Embraer EMB 175 (E75) 2:39 Effective from 2026-10-05
Sat 15:00 Hyannis (HYA) 16:52 Chicago O'Hare (ORD) 3
AA 4576 Non-stop Embraer EMB 175 (E75) 2:52 Effective 2026-06-20 through 2026-06-27
Daily 17:03 Pittsburgh (PIT) 18:27 New York LaGuardia (LGA) B
AA 4576 Non-stop Embraer EMB 175 (E75) 1:24 Effective 2026-09-09 through 2026-10-04
Daily 17:39 Bangor (BGR) 19:50 Chicago O'Hare (ORD) 3
AA 4576 Non-stop Embraer EMB 175 (E75) 3:11 Effective from 2026-10-05
Mon,Tue,Thu,Sun 22:15 Chicago O'Hare (ORD) 3 23:44 Saint Louis (STL) 1
AA 4576 Non-stop Embraer EMB 175 (E75) 1:29 Valid until 2026-01-05
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4576: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4576
06:00
Atlanta (ATL) N

07:56
Ronald Reagan Washington (DCA) 2
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:56, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
08:25
Ronald Reagan Washington (DCA) 2

10:29
Atlanta (ATL) N
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
08:30
Boston Logan (BOS) B

11:00
Halifax (YHZ)
Effective 2026-07-04 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
09:30
Boston Logan (BOS) B

11:59
John Glenn Columbus (CMH)
Effective 2026-02-13 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:29, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
09:30
Boston Logan (BOS) B

11:56
John Glenn Columbus (CMH)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:26, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
09:38
Boston Logan (BOS) B

12:07
John Glenn Columbus (CMH)
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:29, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
09:40
New York LaGuardia (LGA) B

11:24
Pittsburgh (PIT)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:44, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Flights:
American Airlines AA4576
10:50
Chicago O'Hare (ORD) 3

14:25
Hyannis (HYA)
Effective 2026-06-20 through 2026-06-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
10:59
Atlanta (ATL) N

12:59
Ronald Reagan Washington (DCA) 2
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
12:00
Halifax (YHZ)

12:40
Boston Logan (BOS) B
Effective 2026-07-04 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
12:30
Philadelphia (PHL)

13:57
Boston Logan (BOS) B
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:27, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
13:10
Chicago O'Hare (ORD) 3

16:49
Bangor (BGR)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:39, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
15:00
Hyannis (HYA)

16:52
Chicago O'Hare (ORD) 3
Effective 2026-06-20 through 2026-06-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:52, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
17:03
Pittsburgh (PIT)

18:27
New York LaGuardia (LGA) B
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:24, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
17:39
Bangor (BGR)

19:50
Chicago O'Hare (ORD) 3
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:11, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4576
22:15
Chicago O'Hare (ORD) 3

23:44
Saint Louis (STL) 1
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Ronald Reagan Washington (DCA)
  • Boston Logan (BOS) - John Glenn Columbus (CMH)
  • Chicago O'Hare (ORD) - Bangor (BGR)
  • Chicago O'Hare (ORD) - Hyannis (HYA)
  • Chicago O'Hare (ORD) - Saint Louis (STL)
  • Halifax (YHZ) - Boston Logan (BOS)
  • New York LaGuardia (LGA) - Pittsburgh (PIT)
  • Philadelphia (PHL) - Boston Logan (BOS)
All American Airlines flights
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