Southwest Airlines
flug
WN 4399:
Multiple routes
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Direktflüge:
Southwest Airlines WN4399
Operates only on 2026-01-05
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Sa
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Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-04-12 through 2026-05-17
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Di
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Mi
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Do
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Fr
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Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Operates only on 2026-05-31
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Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-08-08 through 2026-09-26
Mo
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Di
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Mi
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Do
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Fr
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Sa
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Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-06-04 through 2026-08-03
Mo
Di
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Mi
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Do
Fr
Sa
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So
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Duration: 1:10, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Operates only on 2026-05-24
Mo
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Mi
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Fr
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Duration: 1:55, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-06-09 through 2026-07-29
Mo
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Di
Mi
Do
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Fr
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Sa
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So
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Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-06-07 through 2026-08-02
Mo
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Di
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Mi
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Do
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Fr
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Sa
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Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-12 through 2026-02-16
Mo
Di
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Mi
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Do
Fr
Sa
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So
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Duration: 1:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-20 through 2026-03-01
Mo
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Di
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Mi
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Do
Fr
Sa
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So
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Operates only on 2026-03-07
Mo
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Di
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Mi
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Do
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Fr
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Sa
So
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Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-03-14 through 2026-04-04
Mo
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Di
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Mi
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Do
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Fr
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Sa
So
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Duration: 4:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-01-10 through 2026-02-07
Mo
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Di
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Mi
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Do
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Fr
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Sa
So
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Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-01-06 through 2026-02-11
Mo
Di
Mi
Do
Fr
Sa
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So
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-15 through 2026-02-19
Mo
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Di
Mi
Do
Fr
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Sa
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So
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-23 through 2026-03-04
Mo
Di
Mi
Do
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Fr
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Sa
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So
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Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-08-04 through 2026-09-29
Mo
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Di
Mi
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Do
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Fr
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Sa
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So
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Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-12 through 2026-02-16
Mo
Di
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Mi
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Do
Fr
Sa
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So
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Duration: 3:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-20 through 2026-03-01
Mo
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Di
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Mi
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Do
Fr
Sa
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So
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-01-10 through 2026-02-07
Mo
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Di
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Mi
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Do
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Fr
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Sa
So
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Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-01-11 through 2026-01-16
Mo
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Di
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Mi
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Do
Fr
Sa
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So
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-01-19 through 2026-01-25
Mo
Di
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Mi
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Do
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Fr
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Sa
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So
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-01 through 2026-02-06
Mo
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Di
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Mi
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Do
Fr
Sa
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So
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-09 through 2026-02-15
Mo
Di
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Mi
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Do
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Fr
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Sa
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So
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-02-17 through 2026-02-23
Mo
Di
Mi
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Do
Fr
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Sa
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So
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Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Operates only on 2026-03-02
Mo
Di
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Mi
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Do
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Fr
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Sa
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So
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Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-08-05 through 2026-09-30
Mo
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Di
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Mi
Do
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Fr
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Sa
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So
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Duration: 3:40, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-08-09 through 2026-09-27
Mo
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Di
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Mi
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Do
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Fr
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Sa
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Duration: 0:45, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-03-05 through 2026-04-06
Mo
Di
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Mi
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Do
Fr
Sa
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So
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Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-03-08 through 2026-04-05
Mo
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Di
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Mi
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Do
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Fr
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Sa
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So
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-03-10 through 2026-04-01
Mo
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Di
Mi
Do
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Fr
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Sa
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So
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Duration: 2:30, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4399
Effective 2026-08-06 through 2026-09-28
Mo
Di
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Mi
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Do
Fr
Sa
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So
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Duration: 0:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Indirekte Flüge:
Southwest Airlines WN4399
Effective 2026-02-12 through 2026-02-16
Mo
Di
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Mi
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Do
Fr
Sa
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So
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Duration: 5:30, 1-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Indirekte Flüge:
Southwest Airlines WN4399
Effective 2026-02-20 through 2026-03-01
Mo
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Di
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Mi
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Do
Fr
Sa
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Duration: 5:30, 1-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Indirekte Flüge:
Southwest Airlines WN4399
Effective 2026-01-10 through 2026-02-07
Mo
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Di
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Mi
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Do
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Fr
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Sa
So
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Duration: 3:40, 1-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Indirekte Flüge:
Southwest Airlines WN4399
Effective 2026-01-11 through 2026-01-16
Mo
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Di
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Mi
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Do
Fr
Sa
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So
Duration: 4:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Indirekte Flüge:
Southwest Airlines WN4399
Effective 2026-01-19 through 2026-01-25
Mo
Di
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Mi
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Do
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Fr
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Sa
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So
Duration: 4:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Indirekte Flüge:
Southwest Airlines WN4399
Effective 2026-02-01 through 2026-02-06
Mo
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Di
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Mi
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Do
Fr
Sa
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So
Duration: 4:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Indirekte Flüge:
Southwest Airlines WN4399
Effective 2026-02-09 through 2026-02-15
Mo
Di
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Mi
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Do
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Fr
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Sa
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So
Duration: 4:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Indirekte Flüge:
Southwest Airlines WN4399
Effective 2026-02-17 through 2026-02-23
Mo
Di
Mi
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Do
Fr
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Sa
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So
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Duration: 4:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Indirekte Flüge:
Southwest Airlines WN4399
Operates only on 2026-03-02
Mo
Di
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Mi
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Do
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Fr
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Sa
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Duration: 4:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
This flight number is listed as serving the following routes:
- Austin (AUS) - Luis Munoz Marin, San Juan (SJU)
- Baltimore (BWI) - Savannah (SAV)
- Dallas Love Field (DAL) - Lubbock (LBB)
- Denver (DEN) - Colorado Springs (COS)
- Las Vegas Harry Reid (LAS) - Denver (DEN)
- Las Vegas Harry Reid (LAS) - Indianapolis (IND)
- Las Vegas Harry Reid (LAS) - Oklahoma City (OKC)
- Las Vegas Harry Reid (LAS) - Salt Lake City (SLC)
- Salt Lake City (SLC) - Denver (DEN)
- San Antonio (SAT) - Orlando (MCO)
- San Diego (SAN) - Indianapolis (IND)
- San Diego (SAN) - Las Vegas Harry Reid (LAS)
- San Diego (SAN) - Oklahoma City (OKC)
- San Diego (SAN) - Salt Lake City (SLC)
- Santa Ana (SNA) - Denver (DEN)