American Airlines flight AA 4503: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri,Sun 07:11 Chicago O'Hare (ORD) 3 09:53 Pittsburgh (PIT)
AA 4503 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2025-07-06 through 2025-08-04
Mon 08:20 Detroit (DTW) E 09:07 Chicago O'Hare (ORD) 3
AA 4503 Non-stop Embraer EMB 175 (E75) 1:47 Operates only on 2025-05-05
Mon-Fri,Sun 14:59 New York LaGuardia (LGA) B 16:24 Ronald Reagan Washington (DCA) 2
AA 4503 Non-stop Embraer EMB 175 (E75) 1:25 Valid until 2025-05-04
Sat 15:25 Ronald Reagan Washington (DCA) 2 18:08 Fort Myers (RSW)
AA 4503 Non-stop Embraer EMB 175 (E75) 2:43 Effective 2025-06-07 through 2025-06-28
Sat 15:25 Ronald Reagan Washington (DCA) 2 18:10 Fort Myers (RSW)
AA 4503 Non-stop Embraer EMB 175 (E75) 2:45 Effective 2025-07-05 through 2025-08-02
Daily 15:30 Ronald Reagan Washington (DCA) 2 17:07 John Glenn Columbus (CMH)
AA 4503 Non-stop Embraer EMB 175 (E75) 1:37 Effective 2025-09-03 through 2025-10-05
Daily 15:40 Ronald Reagan Washington (DCA) 2 17:13 John Glenn Columbus (CMH)
AA 4503 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2025-10-06 through 2025-10-25
Daily 16:12 Chicago O'Hare (ORD) 3 19:19 Raleigh/Durham (RDU) 2
AA 4503 Non-stop Embraer EMB 175 (E75) 2:07 Effective 2025-08-06 through 2025-09-02
Sun 16:20 New York LaGuardia (LGA) B 17:33 Philadelphia (PHL)
AA 4503 Non-stop Embraer EMB 175 (E75) 1:13 Effective 2025-05-11 through 2025-06-01
Sat 16:59 Ronald Reagan Washington (DCA) 2 18:12 New York LaGuardia (LGA) B
AA 4503 Non-stop Embraer EMB 175 (E75) 1:13 Valid until 2025-05-03
Daily 17:02 New York John F. Kennedy (JFK) 8 18:22 Boston Logan (BOS) B
AA 4503 Non-stop Embraer EMB 175 (E75) 1:20 Effective 2025-12-18 through 2026-01-05
Mon-Fri,Sun 17:11 Ronald Reagan Washington (DCA) 2 18:28 New York LaGuardia (LGA) B
AA 4503 Non-stop Embraer EMB 175 (E75) 1:17 Valid until 2025-05-04
Daily 17:29 New York John F. Kennedy (JFK) 8 18:40 Boston Logan (BOS) B
AA 4503 Non-stop Embraer EMB 175 (E75) 1:11 Effective 2025-11-02 through 2025-12-17
Daily 17:38 John Glenn Columbus (CMH) 18:59 Ronald Reagan Washington (DCA) 2
AA 4503 Non-stop Embraer EMB 175 (E75) 1:21 Effective 2025-09-03 through 2025-10-05
Daily 17:40 New York John F. Kennedy (JFK) 8 18:58 Boston Logan (BOS) B
AA 4503 Non-stop Embraer EMB 175 (E75) 1:18 Effective from 2026-02-12
Daily 17:44 New York John F. Kennedy (JFK) 8 19:06 Boston Logan (BOS) B
AA 4503 Non-stop Embraer EMB 175 (E75) 1:22 Effective 2026-01-06 through 2026-02-11
Daily 17:51 John Glenn Columbus (CMH) 19:15 Ronald Reagan Washington (DCA) 2
AA 4503 Non-stop Embraer EMB 175 (E75) 1:24 Effective 2025-10-06 through 2025-10-25
Tue-Thu 18:25 Fort Myers (RSW) 20:59 Ronald Reagan Washington (DCA) 2
AA 4503 Non-stop Embraer EMB 175 (E75) 2:34 Effective 2025-06-05 through 2025-06-11
Tue,Wed 18:25 Fort Myers (RSW) 20:59 Ronald Reagan Washington (DCA) 2
AA 4503 Non-stop Embraer EMB 175 (E75) 2:34 Effective 2025-06-17 through 2025-07-02
Sat 18:44 Fort Myers (RSW) 21:20 Ronald Reagan Washington (DCA) 2
AA 4503 Non-stop Embraer EMB 175 (E75) 2:36 Effective 2025-07-05 through 2025-08-02
Sat 18:46 Fort Myers (RSW) 21:20 Ronald Reagan Washington (DCA) 2
AA 4503 Non-stop Embraer EMB 175 (E75) 2:34 Effective 2025-06-07 through 2025-06-28
Daily 18:59 Boston Logan (BOS) B 20:30 New York John F. Kennedy (JFK) 8
AA 4503 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2025-12-18 through 2026-01-05
Daily 19:25 Boston Logan (BOS) B 20:59 New York John F. Kennedy (JFK) 8
AA 4503 Non-stop Embraer EMB 175 (E75) 1:34 Effective 2025-12-03 through 2025-12-17
Daily 19:28 Boston Logan (BOS) B 21:00 New York John F. Kennedy (JFK) 8
AA 4503 Non-stop Embraer EMB 175 (E75) 1:32 Effective from 2026-02-12
Daily 19:29 Boston Logan (BOS) B 20:59 New York John F. Kennedy (JFK) 8
AA 4503 Non-stop Embraer EMB 175 (E75) 1:30 Effective 2025-11-02 through 2025-12-02
Daily 19:36 Boston Logan (BOS) B 21:05 New York John F. Kennedy (JFK) 8
AA 4503 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2026-01-06 through 2026-02-11
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4503: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4503
07:11
Chicago O'Hare (ORD) 3

09:53
Pittsburgh (PIT)
Effective 2025-07-06 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:42, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
08:20
Detroit (DTW) E

09:07
Chicago O'Hare (ORD) 3
Operates only on 2025-05-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:47, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
14:59
New York LaGuardia (LGA) B

16:24
Ronald Reagan Washington (DCA) 2
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
15:25
Ronald Reagan Washington (DCA) 2

18:08
Fort Myers (RSW)
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 AA4503
15:25
Ronald Reagan Washington (DCA) 2

18:10
Fort Myers (RSW)
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
15:30
Ronald Reagan Washington (DCA) 2

17:07
John Glenn Columbus (CMH)
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:37, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
15:40
Ronald Reagan Washington (DCA) 2

17:13
John Glenn Columbus (CMH)
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
16:12
Chicago O'Hare (ORD) 3

19:19
Raleigh/Durham (RDU) 2
Effective 2025-08-06 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:07, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
16:20
New York LaGuardia (LGA) B

17:33
Philadelphia (PHL)
Effective 2025-05-11 through 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:13, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
16:59
Ronald Reagan Washington (DCA) 2

18:12
New York LaGuardia (LGA) B
Valid until 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:13, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
17:02
New York John F. Kennedy (JFK) 8

18:22
Boston Logan (BOS) B
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 AA4503
17:11
Ronald Reagan Washington (DCA) 2

18:28
New York LaGuardia (LGA) B
Valid until 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:17, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
17:29
New York John F. Kennedy (JFK) 8

18:40
Boston Logan (BOS) B
Effective 2025-11-02 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
17:38
John Glenn Columbus (CMH)

18:59
Ronald Reagan Washington (DCA) 2
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:21, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
17:40
New York John F. Kennedy (JFK) 8

18:58
Boston Logan (BOS) B
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:18, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
17:44
New York John F. Kennedy (JFK) 8

19:06
Boston Logan (BOS) B
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 AA4503
17:51
John Glenn Columbus (CMH)

19:15
Ronald Reagan Washington (DCA) 2
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:24, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
18:25
Fort Myers (RSW)

20:59
Ronald Reagan Washington (DCA) 2
Effective 2025-06-05 through 2025-06-11
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:34, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
18:25
Fort Myers (RSW)

20:59
Ronald Reagan Washington (DCA) 2
Effective 2025-06-17 through 2025-07-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:34, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
18:44
Fort Myers (RSW)

21:20
Ronald Reagan Washington (DCA) 2
Effective 2025-07-05 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:36, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
18:46
Fort Myers (RSW)

21:20
Ronald Reagan Washington (DCA) 2
Effective 2025-06-07 through 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:34, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
18:59
Boston Logan (BOS) B

20:30
New York John F. Kennedy (JFK) 8
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
19:25
Boston Logan (BOS) B

20:59
New York John F. Kennedy (JFK) 8
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 AA4503
19:28
Boston Logan (BOS) B

21:00
New York John F. Kennedy (JFK) 8
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:32, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
19:29
Boston Logan (BOS) B

20:59
New York John F. Kennedy (JFK) 8
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:30, non-stop
Embraer EMB 175 (E75)
American Airlines AA4503
19:36
Boston Logan (BOS) B

21:05
New York John F. Kennedy (JFK) 8
Effective 2026-01-06 through 2026-02-11
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:
  • Boston Logan (BOS) - New York John F. Kennedy (JFK)
  • Chicago O'Hare (ORD) - Pittsburgh (PIT)
  • Chicago O'Hare (ORD) - Raleigh/Durham (RDU)
  • Detroit (DTW) - Chicago O'Hare (ORD)
  • New York LaGuardia (LGA) - Philadelphia (PHL)
  • Ronald Reagan Washington (DCA) - Fort Myers (RSW)
  • Ronald Reagan Washington (DCA) - John Glenn Columbus (CMH)
  • Ronald Reagan Washington (DCA) - New York LaGuardia (LGA)
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