American Airlines flight AA 1543: Chicago O'Hare - San Diego

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FLIGHT SCHEDULE
Direct Flights:
Daily 16:45 Chicago O'Hare (ORD) 3 19:06 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:21 Effective 2025-10-06 through 2025-11-01
Daily 16:45 Chicago O'Hare (ORD) 3 19:08 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:23 Effective 2025-11-02 through 2025-12-02
Daily 16:45 Chicago O'Hare (ORD) 3 19:03 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:18 Effective 2025-12-03 through 2025-12-17
Daily 16:45 Chicago O'Hare (ORD) 3 19:07 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:22 Effective 2025-12-18 through 2026-01-05
Daily 16:45 Chicago O'Hare (ORD) 3 19:03 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:18 Effective from 2026-02-12
Wed-Fri,Sun 16:55 Chicago O'Hare (ORD) 3 19:14 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:19 Valid until 2025-05-04
Daily 16:55 Chicago O'Hare (ORD) 3 19:16 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:21 Effective 2025-05-05 through 2025-06-04
Fri 16:55 Chicago O'Hare (ORD) 3 19:12 San Diego (SAN) 2
AA 1543 Non-stop Boeing 737-800 (738) 4:17 Operates only on 2025-07-04
Daily 17:00 Chicago O'Hare (ORD) 3 19:19 San Diego (SAN) 2
AA 1543 Non-stop Boeing 737-800 (738) 4:19 Effective 2025-07-05 through 2025-10-05
Daily 17:05 Chicago O'Hare (ORD) 3 19:20 San Diego (SAN) 2
AA 1543 Non-stop Boeing 737-800 (738) 4:15 Effective 2025-06-05 through 2025-07-03
Sat 17:07 Chicago O'Hare (ORD) 3 19:27 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:20 Operates only on 2025-05-03
Daily 17:35 Chicago O'Hare (ORD) 3 20:00 San Diego (SAN) 2
AA 1543 Non-stop Airbus A321 (321) 4:25 Effective 2026-01-06 through 2026-02-11
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American Airlines flight AA 1543:
Chicago O'Hare - San Diego
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

American Airlines AA1543
Effective 2025-10-06 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:21, non-stop
Airbus A321 (321)

American Airlines AA1543
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:23, non-stop
Airbus A321 (321)

American Airlines AA1543
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:18, non-stop
Airbus A321 (321)

American Airlines AA1543
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:22, non-stop
Airbus A321 (321)

American Airlines AA1543
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:18, non-stop
Airbus A321 (321)

American Airlines AA1543
Valid until 2025-05-04
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:19, non-stop
Airbus A321 (321)

American Airlines AA1543
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:21, non-stop
Airbus A321 (321)

American Airlines AA1543
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:17, non-stop
Boeing 737-800 (738)

American Airlines AA1543
Effective 2025-07-05 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:19, non-stop
Boeing 737-800 (738)

American Airlines AA1543
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:15, non-stop
Boeing 737-800 (738)

American Airlines AA1543
Operates only on 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:20, non-stop
Airbus A321 (321)

American Airlines AA1543
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:25, non-stop
Airbus A321 (321)
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  • AA 1543 is a domestic flight departing from the Chicago O'Hare airport (ORD) and arriving at San Diego airport (SAN).
  • The flight distance is 1719 miles, or 2766 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 4:15 and 4:25.