Southwest Airlines
flight
WN 543:
Multiple routes
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN543
Effective 2024-10-06 through 2024-10-27
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 3:45, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2024-10-31
Mon
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Duration: 3:45, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-10-03 through 2024-10-28
Mon
Tue
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-
Wed
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Thu
Fri
Sat
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Sun
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Duration: 1:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2024-11-01
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 1:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-01-11 through 2025-02-08
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 1:35, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Effective 2025-01-12 through 2025-01-17
Mon
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Tue
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Wed
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Thu
Fri
Sat
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-
Sun
Duration: 3:05, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-01-20 through 2025-01-26
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 3:05, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-02-02 through 2025-02-07
Mon
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Tue
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Wed
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Thu
Fri
Sat
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-
Sun
Duration: 3:05, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2025-02-10
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 3:05, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-02-18 through 2025-02-24
Mon
Tue
Wed
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Thu
Fri
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Sat
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Sun
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Duration: 3:05, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2025-03-03
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 3:05, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-10-03 through 2024-10-28
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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-
Duration: 2:55, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2024-11-01
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 2:55, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Valid until 2024-09-28
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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-
Duration: 1:20, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-11-09 through 2024-11-16
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Effective 2024-12-07 through 2024-12-14
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Operates only on 2024-11-28
Mon
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Valid until 2024-10-02
Mon
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Tue
Wed
Thu
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Fri
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Sat
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Sun
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Duration: 1:15, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Valid until 2024-09-28
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 1:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-11-04 through 2024-11-06
Mon
Tue
Wed
Thu
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Fri
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Sat
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Sun
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Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Effective 2024-11-12 through 2024-11-20
Mon
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Tue
Wed
Thu
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Fri
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Sat
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Sun
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Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Effective 2024-11-29 through 2024-12-06
Mon
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-
Tue
Wed
Thu
Fri
Sat
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-
Sun
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-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Effective 2024-12-09 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
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-
Sat
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Sun
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-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Effective 2024-12-24 through 2025-01-01
Mon
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Tue
Wed
Thu
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Fri
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Sat
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Sun
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Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Operates only on 2025-01-06
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Effective 2024-11-03 through 2024-11-10
Mon
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Tue
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Wed
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Thu
Fri
Sat
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Sun
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Effective 2024-11-11 through 2024-11-25
Mon
Tue
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Wed
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Thu
Fri
Sat
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-
Sun
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Effective 2024-12-08 through 2024-12-15
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Operates only on 2024-12-19
Mon
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Operates only on 2025-01-03
Mon
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Tue
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Wed
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Thu
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Fri
Sat
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Sun
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Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Effective 2024-10-05 through 2024-11-02
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Effective 2024-11-23 through 2024-11-30
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Effective 2024-12-21 through 2025-01-04
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Effective 2025-02-15 through 2025-03-01
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 1:25, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Valid until 2024-09-30
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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-
Duration: 1:35, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-11-26 through 2024-12-02
Mon
Tue
Wed
Thu
-
-
Fri
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Sat
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Sun
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-
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-12-20 through 2025-01-02
Mon
Tue
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-
Wed
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-
Thu
Fri
Sat
-
-
Sun
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2025-01-05
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2024-12-01
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN543
Effective 2025-01-07 through 2025-01-15
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-01-19 through 2025-01-24
Mon
-
-
Tue
Wed
Thu
Fri
Sat
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-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-01-27 through 2025-02-05
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-02-09 through 2025-02-12
Mon
-
-
Tue
Wed
Thu
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Fri
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-
Sat
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-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-02-19 through 2025-03-05
Mon
-
-
Tue
Wed
Thu
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-
Fri
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Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Valid until 2024-09-30
Mon
Tue
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-
Wed
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-
Thu
Fri
Sat
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-
Sun
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-
Duration: 1:35, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2025-02-13 through 2025-02-17
Mon
Tue
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-
Wed
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-
Thu
Fri
Sat
-
-
Sun
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Effective 2025-02-21 through 2025-03-02
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN543
Effective 2024-11-26 through 2024-12-02
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:00, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-12-20 through 2025-01-02
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2025-01-05
Mon
-
-
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 2:00, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Non-Direct Flights:
Southwest Airlines WN543
Effective 2024-10-03 through 2024-10-28
Mon
Tue
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Wed
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-
Thu
Fri
Sat
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-
Sun
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-
Duration: 5:00, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2024-11-01
Mon
-
-
Tue
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-
Wed
-
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Thu
-
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Fri
Sat
-
-
Sun
-
-
Duration: 5:00, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Valid until 2024-09-28
Mon
-
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Tue
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Wed
-
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Thu
-
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Fri
-
-
Sat
Sun
-
-
Duration: 3:25, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Valid until 2024-09-30
Mon
Tue
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Wed
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-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 3:50, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-11-26 through 2024-12-02
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 5:05, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Effective 2024-12-20 through 2025-01-02
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 5:05, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN543
Operates only on 2025-01-05
Mon
-
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 5:05, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
This flight number is listed as serving the following routes:
- Albuquerque (ABQ) - Las Vegas Harry Reid (LAS)
- Albuquerque (ABQ) - San Jose (SJC)
- Baltimore (BWI) - Hartford (BDL)
- Houston Hobby (HOU) - Midway, Chicago (MDW)
- Houston Hobby (HOU) - Raleigh/Durham (RDU)
- Islip (ISP) - Baltimore (BWI)
- Las Vegas Harry Reid (LAS) - Long Beach (LGB)
- Las Vegas Harry Reid (LAS) - San Jose (SJC)
- Midway, Chicago (MDW) - Phoenix Sky Harbor (PHX)
- Milwaukee (MKE) - Fort Myers (RSW)
- Oakland (OAK) - Love Field, Dallas (DAL)
- Oakland (OAK) - San Diego (SAN)
- Oklahoma City (OKC) - Saint Louis (STL)
- Phoenix Sky Harbor (PHX) - Sacramento (SMF)
- Phoenix Sky Harbor (PHX) - Santa Ana (SNA)
- Raleigh/Durham (RDU) - Midway, Chicago (MDW)
- San Diego (SAN) - Love Field, Dallas (DAL)
- Santa Ana (SNA) - Sacramento (SMF)