Southwest Airlines
flight
WN 1643:
Multiple routes
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN1643
Operates only on 2025-11-30
Mon
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Tue
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Wed
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Thu
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Fri
-
-
Sat
-
-
Sun
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-08-10 through 2025-08-24
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 3:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-09-07 through 2025-09-28
Mon
-
-
Tue
-
-
Wed
-
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Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 3:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-07 through 2025-12-14
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Operates only on 2025-12-18
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Operates only on 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Operates only on 2025-11-27
Mon
-
-
Tue
-
-
Wed
-
-
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Operates only on 2025-08-31
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 3:05, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN1643
Effective 2025-10-05 through 2025-10-26
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-10-04 through 2025-11-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Operates only on 2025-12-01
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Valid until 2025-06-04
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN1643
Effective 2025-08-09 through 2025-09-27
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-06-07 through 2025-08-02
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1643
Effective 2025-08-10 through 2025-08-24
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-09-07 through 2025-09-28
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Operates only on 2025-07-04
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-08-05 through 2025-10-01
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1643
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1643
Effective 2025-06-08 through 2025-08-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1643
Valid until 2025-06-02
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Valid until 2025-05-18
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1643
Operates only on 2025-06-01
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-08 through 2025-11-15
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-12-06 through 2025-12-13
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-04 through 2025-11-12
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-24 through 2026-01-01
Mon
-
-
Tue
-
-
Wed
Thu
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-06-10 through 2025-07-30
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1643
Effective 2025-08-10 through 2025-08-24
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 6:10, 1-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-09-07 through 2025-09-28
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Duration: 6:10, 1-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 5:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 5:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 6:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 6:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 3:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 3:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 3:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 3:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 4:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 4:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 3:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 3:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 8:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:15, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 6:15, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 8:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 7:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:05, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 6:05, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 7:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 6:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 6:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 5:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 5:45, 2-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 10:20, 3-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 8:40, 3-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 8:40, 3-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 10:20, 3-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 9:45, 3-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 8:55, 3-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 8:55, 3-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 9:45, 3-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-22 through 2025-11-29
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 12:20, 4-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Duration: 11:30, 4-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Duration: 11:30, 4-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN1643
Effective 2025-12-20 through 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Duration: 12:20, 4-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
This flight number is listed as serving the following routes:
- Atlanta (ATL) - Denver (DEN)
- Atlanta (ATL) - El Paso (ELP)
- Atlanta (ATL) - Las Vegas Harry Reid (LAS)
- Atlanta (ATL) - Long Beach (LGB)
- Atlanta (ATL) - Los Angeles (LAX)
- Atlanta (ATL) - Love Field, Dallas (DAL)
- Atlanta (ATL) - New Orleans (MSY)
- Atlanta (ATL) - Sacramento (SMF)
- Cleveland Hopkins (CLE) - Saint Louis (STL)
- Denver (DEN) - Las Vegas Harry Reid (LAS)
- Denver (DEN) - Long Beach (LGB)
- Denver (DEN) - Sacramento (SMF)
- El Paso (ELP) - Los Angeles (LAX)
- Las Vegas Harry Reid (LAS) - Long Beach (LGB)
- Las Vegas Harry Reid (LAS) - Sacramento (SMF)
- Long Beach (LGB) - Sacramento (SMF)
- Los Angeles (LAX) - Tampa (TPA)
- Love Field, Dallas (DAL) - El Paso (ELP)
- Love Field, Dallas (DAL) - Los Angeles (LAX)
- Love Field, Dallas (DAL) - Tampa (TPA)
- Midway, Chicago (MDW) - Houston Hobby (HOU)
- Midway, Chicago (MDW) - Tampa (TPA)
- New Orleans (MSY) - Baltimore (BWI)
- New Orleans (MSY) - El Paso (ELP)
- New Orleans (MSY) - Los Angeles (LAX)
- New Orleans (MSY) - Love Field, Dallas (DAL)
- Oakland (OAK) - Denver (DEN)
- Pittsburgh (PIT) - Baltimore (BWI)
- Ronald Reagan Washington (DCA) - Atlanta (ATL)
- Ronald Reagan Washington (DCA) - Denver (DEN)
- Ronald Reagan Washington (DCA) - El Paso (ELP)
- Ronald Reagan Washington (DCA) - Las Vegas Harry Reid (LAS)
- Ronald Reagan Washington (DCA) - Long Beach (LGB)
- Ronald Reagan Washington (DCA) - Los Angeles (LAX)
- Ronald Reagan Washington (DCA) - Love Field, Dallas (DAL)
- Ronald Reagan Washington (DCA) - New Orleans (MSY)
- Ronald Reagan Washington (DCA) - Sacramento (SMF)
- Tucson (TUS) - Denver (DEN)