Southwest Airlines
flug
WN 4378:
Multiple routes
FLUGPLAN
Direktflüge:
Southwest Airlines WN4378
Effective 2026-08-05 through 2026-09-30
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Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-04-12 through 2026-05-17
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Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
Operates only on 2026-05-31
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Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-04-09 through 2026-06-01
Mo
Di
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Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
Operates only on 2026-05-24
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Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-08-08 through 2026-09-26
Mo
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Duration: 1:55, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-04-09 through 2026-06-01
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 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-04-07 through 2026-06-03
Mo
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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: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-02-14 through 2026-02-28
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: 3:50, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-04-11 through 2026-05-30
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: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
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: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
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: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
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: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-04-11 through 2026-05-30
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: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
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: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
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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Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
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: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-03-07 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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Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
Effective 2026-03-10 through 2026-04-01
Mo
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Mi
Do
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Fr
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Sa
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Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direktflüge:
Southwest Airlines WN4378
Valid until 2026-01-03
Mo
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Di
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Mi
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Duration: 1:35, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direktflüge:
Southwest Airlines WN4378
Valid until 2026-01-04
Mo
Di
Mi
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Do
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Fr
Sa
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So
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
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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So
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direktflüge:
Southwest Airlines WN4378
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: 2:45, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Indirekte Flüge:
Southwest Airlines WN4378
Effective 2026-04-09 through 2026-06-01
Mo
Di
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Mi
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Do
Fr
Sa
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So
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Duration: 3:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Indirekte Flüge:
Southwest Airlines WN4378
Effective 2026-04-11 through 2026-05-30
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: 3:30, 1-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
This flight number is listed as serving the following routes:
- Chicago Midway (MDW) - Charlotte (CLT)
- Dallas Love Field (DAL) - Birmingham (BHM)
- Dallas Love Field (DAL) - Chicago Midway (MDW)
- Dallas Love Field (DAL) - Las Vegas Harry Reid (LAS)
- Denver (DEN) - Boston Logan (BOS)
- Denver (DEN) - Nashville (BNA)
- Pittsburgh (PIT) - Baltimore (BWI)
- Sacramento (SMF) - Phoenix Sky Harbor (PHX)
- Sacramento (SMF) - Portland (PDX)
- Sacramento (SMF) - Santa Ana (SNA)
- Santa Ana (SNA) - Phoenix Sky Harbor (PHX)
- Wichita (ICT) - Las Vegas Harry Reid (LAS)