Southwest Airlines
flight
WN 51:
Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
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: 4:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
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 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN51
Effective 2026-04-07 through 2026-06-03
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: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-03-07 through 2026-04-04
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: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
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: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN51
Effective 2026-02-12 through 2026-02-16
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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Duration: 2:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-02-20 through 2026-03-01
Mon
-
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Tue
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Wed
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Thu
Fri
Sat
-
-
Sun
Duration: 2:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-04-07 through 2026-06-03
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: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Operates only on 2026-01-05
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
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Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-03-10 through 2026-04-01
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: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Valid until 2026-01-01
Mon
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Tue
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Wed
Thu
Fri
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Sat
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Sun
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Duration: 1:10, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN51
Operates only on 2026-01-05
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
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Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-01-18 through 2026-01-23
Mon
-
-
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-02-08 through 2026-02-13
Mon
-
-
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-02-14 through 2026-02-28
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: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN51
Effective 2026-02-16 through 2026-02-22
Mon
Tue
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-
Wed
Thu
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Fri
Sat
-
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-02-24 through 2026-03-04
Mon
-
-
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
-
Wed
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-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN51
Effective 2026-03-10 through 2026-04-01
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-04-07 through 2026-06-03
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-08-04 through 2026-09-30
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
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: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN51
Effective 2026-08-09 through 2026-09-27
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: 1:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN51
Effective 2026-03-07 through 2026-04-04
Mon
-
-
Tue
-
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Wed
-
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Thu
-
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Fri
-
-
Sat
Sun
-
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN51
Effective 2026-08-04 through 2026-09-30
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 0:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Operates only on 2026-01-05
Mon
Tue
-
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Wed
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Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN51
Valid until 2026-01-01
Mon
-
-
Tue
-
-
Wed
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:00, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN51
Effective 2026-03-10 through 2026-04-01
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
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: 6:30, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
Mon
-
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Tue
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Wed
-
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Thu
-
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Fri
-
-
Sat
Sun
-
-
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-04-07 through 2026-06-03
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-03-07 through 2026-04-04
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: 3:55, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
Mon
-
-
Tue
-
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Wed
-
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Thu
-
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Fri
-
-
Sat
Sun
-
-
Duration: 5:40, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 4:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-02-20 through 2026-03-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 4:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-04-07 through 2026-06-03
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Operates only on 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-03-10 through 2026-04-01
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Valid until 2026-01-01
Mon
-
-
Tue
-
-
Wed
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:55, 1-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Non-Direct Flights:
Southwest Airlines WN51
Operates only on 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-03-10 through 2026-04-01
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-08-04 through 2026-09-30
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:35, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 10:55, 2-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 7:45, 2-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-04-07 through 2026-06-03
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:40, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Operates only on 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:55, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-03-10 through 2026-04-01
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 5:05, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN51
Effective 2026-06-06 through 2026-08-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 12:50, 3-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:
- Baltimore (BWI) - Dallas Love Field (DAL)
- Baltimore (BWI) - Houston Hobby (HOU)
- Baltimore (BWI) - Providence (PVD)
- Dallas Love Field (DAL) - Corpus Christi (CRP)
- Dallas Love Field (DAL) - Houston Hobby (HOU)
- Dallas Love Field (DAL) - New Orleans (MSY)
- Denver (DEN) - Dallas Love Field (DAL)
- Denver (DEN) - Houston Hobby (HOU)
- Houston Hobby (HOU) - Corpus Christi (CRP)
- Houston Hobby (HOU) - New Orleans (MSY)
- Little Rock (LIT) - Corpus Christi (CRP)
- Little Rock (LIT) - Dallas Love Field (DAL)
- Little Rock (LIT) - Houston Hobby (HOU)
- Lubbock (LBB) - Dallas Love Field (DAL)
- Lubbock (LBB) - Houston Hobby (HOU)
- Lubbock (LBB) - New Orleans (MSY)
- Phoenix Sky Harbor (PHX) - Baltimore (BWI)
- Phoenix Sky Harbor (PHX) - Dallas Love Field (DAL)
- Phoenix Sky Harbor (PHX) - Houston Hobby (HOU)
- Phoenix Sky Harbor (PHX) - Providence (PVD)
- Providence (PVD) - Dallas Love Field (DAL)
- Providence (PVD) - Houston Hobby (HOU)
- Ronald Reagan Washington (DCA) - Dallas Love Field (DAL)
- Ronald Reagan Washington (DCA) - Houston Hobby (HOU)
- Ronald Reagan Washington (DCA) - Saint Louis (STL)
- Saint Louis (STL) - Dallas Love Field (DAL)
- Saint Louis (STL) - Houston Hobby (HOU)
- Tampa (TPA) - Dallas Love Field (DAL)
- Tampa (TPA) - Houston Hobby (HOU)