Southwest Airlines
flight
WN 1843:
Multiple routes
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN1843
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: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-04-09 through 2026-06-01
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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Duration: 1:50, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1843
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
Sun
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Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-04-12 through 2026-05-17
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: 1:55, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1843
Operates only on 2026-05-31
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: 1:55, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1843
Operates only on 2026-05-24
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: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
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: 5:50, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
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Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-01-18 through 2026-01-23
Mon
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Tue
Wed
Thu
Fri
Sat
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-
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-02-08 through 2026-02-11
Mon
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Tue
Wed
Thu
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Fri
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Sat
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Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-02-18 through 2026-03-04
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: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-01-10 through 2026-02-07
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 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-01-11 through 2026-01-16
Mon
-
-
Tue
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Wed
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Thu
Fri
Sat
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-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-01-19 through 2026-01-25
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: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-02-01 through 2026-02-06
Mon
-
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Tue
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Wed
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Thu
Fri
Sat
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-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-02-09 through 2026-02-16
Mon
Tue
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-
Wed
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-
Thu
Fri
Sat
-
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
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-
Thu
Fri
Sat
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-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-02-26 through 2026-03-02
Mon
Tue
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-
Wed
-
-
Thu
Fri
Sat
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-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
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: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
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: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
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
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Sun
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
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 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-08-04 through 2026-09-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
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: 3:50, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-03-08 through 2026-04-05
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: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Operates only on 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: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-06-07 through 2026-08-02
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
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Sun
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-06-04 through 2026-08-03
Mon
Tue
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Wed
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-
Thu
Fri
Sat
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Sun
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Duration: 2:35, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-06-09 through 2026-07-29
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: 2:35, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1843
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: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Valid until 2026-01-04
Mon
Tue
Wed
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Thu
-
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Fri
Sat
-
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
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: 1:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN1843
Operates only on 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: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-06-07 through 2026-08-02
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
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Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN1843
Effective 2026-06-09 through 2026-07-29
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: 2:00, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN1843
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: 8:00, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN1843
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: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1843
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
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-
Sun
Duration: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1843
Operates only on 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: 4:30, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN1843
Effective 2026-06-07 through 2026-08-02
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
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Sun
Duration: 4:30, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1843
Effective 2026-06-09 through 2026-07-29
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: 5:15, 1-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
This flight number is listed as serving the following routes:
- Baltimore (BWI) - Sacramento (SMF)
- Charleston (CHS) - Baltimore (BWI)
- Charleston (CHS) - Sacramento (SMF)
- Chicago Midway (MDW) - Dallas Love Field (DAL)
- Chicago Midway (MDW) - Kansas City (MCI)
- Denver (DEN) - Burbank (BUR)
- Denver (DEN) - Oakland (OAK)
- Denver (DEN) - Seattle-Tacoma (SEA)
- Honolulu (HNL) - Hilo (ITO)
- Houston Hobby (HOU) - Baltimore (BWI)
- Houston Hobby (HOU) - Charleston (CHS)
- Kansas City (MCI) - Dallas Love Field (DAL)
- Memphis (MEM) - Las Vegas Harry Reid (LAS)
- Oakland (OAK) - Burbank (BUR)
- Oakland (OAK) - Seattle-Tacoma (SEA)
- Orlando (MCO) - Louisville (SDF)
- Panama City (ECP) - Saint Louis (STL)
- San Diego (SAN) - Albuquerque (ABQ)