Southwest Airlines
flight
WN 431:
Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN431
Valid until 2025-06-02
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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Duration: 1:40, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Operates only on 2025-07-04
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: 4:00, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-11-22 through 2025-11-29
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: 4:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN431
Effective 2025-12-20 through 2026-01-03
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: 4:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN431
Effective 2025-06-07 through 2025-08-02
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: 4:00, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Valid until 2025-05-18
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: 1:40, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Operates only on 2025-06-01
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: 1:40, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Effective 2025-06-05 through 2025-07-03
Mon
Tue
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-
Wed
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-
Thu
Fri
Sat
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-
Sun
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-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-07-07 through 2025-08-04
Mon
Tue
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-
Wed
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-
Thu
Fri
Sat
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-
Sun
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-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-06-08 through 2025-08-03
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: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-08-05 through 2025-10-01
Mon
-
-
Tue
Wed
Thu
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-
Fri
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-
Sat
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-
Sun
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Duration: 1:05, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Effective 2025-08-10 through 2025-08-24
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: 1:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-09-07 through 2025-09-28
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
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-
Sun
Duration: 1:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Operates only on 2025-08-31
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: 1:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
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-
Sun
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-
Duration: 4:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
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-
Sun
Duration: 4:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
-
Wed
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-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-08-05 through 2025-10-01
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 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
-
Wed
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-
Thu
Fri
Sat
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-
Sun
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Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-10-07 through 2025-10-29
Mon
-
-
Tue
Wed
Thu
-
-
Fri
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-
Sat
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-
Sun
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-
Duration: 2:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-08-09 through 2025-09-27
Mon
-
-
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: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-10-04 through 2025-11-01
Mon
-
-
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: 2:25, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-10-05 through 2025-10-26
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: 2:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Operates only on 2025-11-27
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: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-11-22 through 2025-11-29
Mon
-
-
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 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN431
Effective 2025-12-20 through 2026-01-03
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 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN431
Valid until 2025-06-04
Mon
-
-
Tue
Wed
Thu
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-
Fri
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-
Sat
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-
Sun
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-
Duration: 1:55, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Effective 2025-11-04 through 2025-11-12
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: 4:00, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-12-24 through 2026-01-01
Mon
-
-
Tue
-
-
Wed
Thu
Fri
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-
Sat
-
-
Sun
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-
Duration: 4:00, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN431
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
-
Wed
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-
Thu
Fri
Sat
-
-
Sun
Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-11-21 through 2025-11-28
Mon
Tue
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-
Wed
-
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Thu
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-
Fri
Sat
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-
Sun
Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-12-07 through 2025-12-14
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: 3:55, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Operates only on 2025-12-18
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: 3:55, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Operates only on 2026-01-05
Mon
Tue
-
-
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: 3:55, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Valid until 2025-06-04
Mon
-
-
Tue
Wed
Thu
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-
Fri
-
-
Sat
Sun
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-
Duration: 1:35, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-12-07 through 2025-12-14
Mon
-
-
Tue
-
-
Wed
-
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Thu
-
-
Fri
Sat
-
-
Sun
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Operates only on 2025-12-18
Mon
-
-
Tue
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Wed
-
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Thu
Fri
-
-
Sat
-
-
Sun
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-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Operates only on 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
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-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN431
Effective 2025-11-22 through 2025-11-29
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: 6:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN431
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 6:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN431
Effective 2025-08-05 through 2025-10-01
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:05, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Valid until 2025-06-04
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:15, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN431
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 6:20, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 6:20, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Effective 2025-12-07 through 2025-12-14
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 6:20, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Operates only on 2025-12-18
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:20, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN431
Operates only on 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:20, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here
This flight number is listed as serving the following routes:
- Albuquerque (ABQ) - San Diego (SAN)
- Albuquerque (ABQ) - San Francisco (SFO)
- Denver (DEN) - Houston Hobby (HOU)
- Indianapolis (IND) - Fort Myers (RSW)
- John Glenn Columbus (CMH) - Saint Louis (STL)
- Las Vegas Harry Reid (LAS) - Atlanta (ATL)
- Las Vegas Harry Reid (LAS) - El Paso (ELP)
- Midway, Chicago (MDW) - El Paso (ELP)
- Midway, Chicago (MDW) - Fort Myers (RSW)
- Midway, Chicago (MDW) - Indianapolis (IND)
- Midway, Chicago (MDW) - Las Vegas Harry Reid (LAS)
- Phoenix Sky Harbor (PHX) - Salt Lake City (SLC)
- San Diego (SAN) - John Glenn Columbus (CMH)
- San Diego (SAN) - Saint Louis (STL)
- San Diego (SAN) - San Francisco (SFO)