American Airlines flight AA 4540: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 06:00 John Glenn Columbus (CMH) 07:39 Philadelphia (PHL)
AA 4540 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2026-01-07 through 2026-02-11
Daily 06:43 Baltimore (BWI) 08:25 Chicago O'Hare (ORD) 3
AA 4540 Non-stop Embraer EMB 175 (E75) 2:42 Effective 2026-02-13 through 2026-03-07
Tue 07:04 John Glenn Columbus (CMH) 08:43 Philadelphia (PHL)
AA 4540 Non-stop Embraer EMB 175 (E75) 1:39 Operates only on 2026-01-06
Daily 08:00 John Glenn Columbus (CMH) 09:42 Philadelphia (PHL)
AA 4540 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-03-08 through 2026-04-06
Daily 08:00 Chicago O'Hare (ORD) 3 11:00 Syracuse (SYR)
AA 4540 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2026-07-02 through 2026-08-04
Daily 11:59 New York LaGuardia (LGA) B 14:33 Fayetteville/Springdale (XNA)
AA 4540 Non-stop Embraer EMB 175 (E75) 3:34 Effective 2026-04-07 through 2026-05-20
Daily 13:02 Syracuse (SYR) 14:20 Chicago O'Hare (ORD) 3
AA 4540 Non-stop Embraer EMB 175 (E75) 2:18 Effective 2026-07-02 through 2026-08-04
Daily 16:59 Fayetteville/Springdale (XNA) 20:59 New York LaGuardia (LGA) B
AA 4540 Non-stop Embraer EMB 175 (E75) 3:00 Effective 2026-04-07 through 2026-05-20
Daily 18:30 Charleston (CHS) 20:30 New York LaGuardia (LGA) B
AA 4540 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2026-05-21 through 2026-07-01
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This flight number is listed as serving the following routes:


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American Airlines flight AA 4540: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA4540
06:00
John Glenn Columbus (CMH)

07:39
Philadelphia (PHL)
Effective 2026-01-07 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4540
06:43
Baltimore (BWI)

08:25
Chicago O'Hare (ORD) 3
Effective 2026-02-13 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:42, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4540
07:04
John Glenn Columbus (CMH)

08:43
Philadelphia (PHL)
Operates only on 2026-01-06
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4540
08:00
John Glenn Columbus (CMH)

09:42
Philadelphia (PHL)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4540
08:00
Chicago O'Hare (ORD) 3

11:00
Syracuse (SYR)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4540
11:59
New York LaGuardia (LGA) B

14:33
Fayetteville/Springdale (XNA)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:34, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4540
13:02
Syracuse (SYR)

14:20
Chicago O'Hare (ORD) 3
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:18, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4540
16:59
Fayetteville/Springdale (XNA)

20:59
New York LaGuardia (LGA) B
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Embraer EMB 175 (E75)
Direct Flights:
American Airlines AA4540
18:30
Charleston (CHS)

20:30
New York LaGuardia (LGA) B
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
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This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Chicago O'Hare (ORD)
  • Charleston (CHS) - New York LaGuardia (LGA)
  • John Glenn Columbus (CMH) - Philadelphia (PHL)
  • New York LaGuardia (LGA) - Fayetteville/Springdale (XNA)
  • Syracuse (SYR) - Chicago O'Hare (ORD)
All American Airlines flights
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