American Airlines flight AA 1243: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Daily 07:00 Boston Logan (BOS) B 10:44 Los Angeles (LAX)
AA 1243 Non-stop Airbus A321 (32B) 6:44 Effective 2026-03-08 through 2026-04-06
Daily 07:15 Boston Logan (BOS) B 11:10 Los Angeles (LAX)
AA 1243 Non-stop Airbus A321 (32B) 6:55 Effective 2026-02-12 through 2026-03-07
Daily 08:00 Boston Logan (BOS) B 11:30 Los Angeles (LAX)
AA 1243 Non-stop Airbus A321 (32B) 6:30 Valid until 2026-01-05
Daily 08:00 Boston Logan (BOS) B 11:40 Los Angeles (LAX)
AA 1243 Non-stop Airbus A321 (32B) 6:40 Effective 2026-01-06 through 2026-01-17
Daily 08:00 Boston Logan (BOS) B 11:40 Los Angeles (LAX)
AA 1243 Non-stop Airbus A321 (32B) 6:40 Effective 2026-01-19 through 2026-02-11
Daily 08:01 Boston Logan (BOS) B 11:26 Los Angeles (LAX)
AA 1243 Non-stop Airbus A321 (32B) 6:25 Effective from 2026-10-05
Daily 18:50 Dallas Fort Worth (DFW) 20:00 San Diego (SAN) 2
AA 1243 Non-stop Airbus A321neo (32Q) 3:10 Effective 2026-04-07 through 2026-05-20
Daily 18:50 Dallas Fort Worth (DFW) 19:48 San Diego (SAN) 2
AA 1243 Non-stop Airbus A321 (321) 2:58 Effective 2026-05-21 through 2026-07-01
Daily 18:50 Dallas Fort Worth (DFW) 19:46 San Diego (SAN) 2
AA 1243 Non-stop Airbus A321 (321) 2:56 Effective 2026-07-02 through 2026-08-04
Daily 18:50 Dallas Fort Worth (DFW) 19:55 San Diego (SAN) 2
AA 1243 Non-stop Airbus A321 (321) 3:05 Effective 2026-09-09 through 2026-10-04
Daily 19:04 Dallas Fort Worth (DFW) 20:05 San Diego (SAN) 2
AA 1243 Non-stop Airbus A321 (321) 3:01 Effective 2026-08-05 through 2026-09-08
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This flight number is listed as serving the following routes:


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American Airlines flight AA 1243: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA1243
07:00
Boston Logan (BOS) B

10:44
Los Angeles (LAX)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:44, non-stop
Airbus A321 (32B)
Direct Flights:
American Airlines AA1243
07:15
Boston Logan (BOS) B

11:10
Los Angeles (LAX)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:55, non-stop
Airbus A321 (32B)
Direct Flights:
American Airlines AA1243
08:00
Boston Logan (BOS) B

11:30
Los Angeles (LAX)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:30, non-stop
Airbus A321 (32B)
Direct Flights:
American Airlines AA1243
08:00
Boston Logan (BOS) B

11:40
Los Angeles (LAX)
Effective 2026-01-06 through 2026-01-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:40, non-stop
Airbus A321 (32B)
Direct Flights:
American Airlines AA1243
08:00
Boston Logan (BOS) B

11:40
Los Angeles (LAX)
Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:40, non-stop
Airbus A321 (32B)
Direct Flights:
American Airlines AA1243
08:01
Boston Logan (BOS) B

11:26
Los Angeles (LAX)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:25, non-stop
Airbus A321 (32B)
Direct Flights:
American Airlines AA1243
18:50
Dallas Fort Worth (DFW)

20:00
San Diego (SAN) 2
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:10, non-stop
Airbus A321neo (32Q)
Direct Flights:
American Airlines AA1243
18:50
Dallas Fort Worth (DFW)

19:48
San Diego (SAN) 2
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:58, non-stop
Airbus A321 (321)
Direct Flights:
American Airlines AA1243
18:50
Dallas Fort Worth (DFW)

19:46
San Diego (SAN) 2
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:56, non-stop
Airbus A321 (321)
Direct Flights:
American Airlines AA1243
18:50
Dallas Fort Worth (DFW)

19:55
San Diego (SAN) 2
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Airbus A321 (321)
Direct Flights:
American Airlines AA1243
19:04
Dallas Fort Worth (DFW)

20:05
San Diego (SAN) 2
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:01, non-stop
Airbus A321 (321)
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This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Los Angeles (LAX)
  • Dallas Fort Worth (DFW) - San Diego (SAN)
All American Airlines flights
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