Southwest Airlines フライト WN 4378: Multiple routes

搭乗日を選択
フライト時刻表
直行便：
水 05:50 Denver (DEN) 09:20 Nashville (BNA)
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-08-05 through 2026-09-30
日 07:50 Sacramento (SMF) B 09:20 Santa Ana (SNA)
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-04-12 through 2026-05-17
日 07:50 Sacramento (SMF) B 09:20 Santa Ana (SNA)
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-05-31
月,木,金 08:40 Sacramento (SMF) B 10:10 Santa Ana (SNA)
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-04-09 through 2026-06-01
日 08:55 Sacramento (SMF) B 10:25 Santa Ana (SNA)
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-05-24
土 09:25 Chicago Midway (MDW) 12:20 Charlotte (CLT)
WN 4378 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-08-08 through 2026-09-26
月,木,金 10:45 Santa Ana (SNA) 12:05 Phoenix Sky Harbor (PHX) 4
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-09 through 2026-06-01
火,水 11:00 Santa Ana (SNA) 12:20 Phoenix Sky Harbor (PHX) 4
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-07 through 2026-06-03
土 11:10 Denver (DEN) 17:00 Boston Logan (BOS) B
WN 4378 Non-stop Boeing 737-800 (73H) 3:50 Effective 2026-02-14 through 2026-02-28
土 12:40 Sacramento (SMF) B 14:10 Santa Ana (SNA)
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-04-11 through 2026-05-30
月,木,金 13:00 Denver (DEN) 18:45 Boston Logan (BOS) B
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2026-02-12 through 2026-02-16
木,金,日 13:00 Denver (DEN) 18:45 Boston Logan (BOS) B
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2026-02-20 through 2026-03-01
日 13:40 Dallas Love Field (DAL) 1 15:50 Chicago Midway (MDW)
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2026-08-09 through 2026-09-27
土 14:45 Santa Ana (SNA) 16:10 Phoenix Sky Harbor (PHX) 4
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-04-11 through 2026-05-30
火 15:30 Pittsburgh (PIT) 16:40 Baltimore (BWI)
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-08-04 through 2026-09-29
日 16:35 Wichita (ICT) 17:15 Las Vegas Harry Reid (LAS) 1
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-03-08 through 2026-04-05
月,木,金 18:55 Chicago Midway (MDW) 21:50 Charlotte (CLT)
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-08-06 through 2026-09-28
土 20:05 Wichita (ICT) 20:45 Las Vegas Harry Reid (LAS) 1
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-03-07 through 2026-04-04
火,水 20:05 Dallas Love Field (DAL) 1 21:40 Birmingham (BHM)
WN 4378 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-03-10 through 2026-04-01
土 21:20 Sacramento (SMF) B 22:55 Portland (PDX)
WN 4378 Non-stop Boeing 737-800 (73H) 1:35 Valid until 2026-01-03
月,火,金,日 21:45 Sacramento (SMF) B 23:20 Portland (PDX)
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Valid until 2026-01-04
日 22:30 Dallas Love Field (DAL) 1 23:15 Las Vegas Harry Reid (LAS) 1
WN 4378 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-06-07 through 2026-08-02
月,木,金 22:45 Dallas Love Field (DAL) 1 23:30 Las Vegas Harry Reid (LAS) 1
WN 4378 Non-stop Boeing 737-800 (73H) 2:45 Effective 2026-06-04 through 2026-08-03
乗継便：
月,木,金 08:40 Sacramento (SMF) B 12:05 Phoenix Sky Harbor (PHX) 4
WN 4378 1-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-04-09 through 2026-06-01
土 12:40 Sacramento (SMF) B 16:10 Phoenix Sky Harbor (PHX) 4
WN 4378 1-stop Boeing 737-700 (Scimitar Winglets) 3:30 Effective 2026-04-11 through 2026-05-30
This flight number is listed as serving the following routes:


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Southwest Airlines フライト WN 4378: Multiple routes
搭乗日を選択
フライト時刻表
直行便：
Southwest Airlines WN4378
05:50
Denver (DEN)

09:20
Nashville (BNA)
Effective 2026-08-05 through 2026-09-30
月
-
火
-
水
木
-
金
-
土
-
日
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
07:50
Sacramento (SMF) B

09:20
Santa Ana (SNA)
Effective 2026-04-12 through 2026-05-17
月
-
火
-
水
-
木
-
金
-
土
-
日
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
07:50
Sacramento (SMF) B

09:20
Santa Ana (SNA)
Operates only on 2026-05-31
月
-
火
-
水
-
木
-
金
-
土
-
日
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
08:40
Sacramento (SMF) B

10:10
Santa Ana (SNA)
Effective 2026-04-09 through 2026-06-01
月
火
-
水
-
木
金
土
-
日
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
08:55
Sacramento (SMF) B

10:25
Santa Ana (SNA)
Operates only on 2026-05-24
月
-
火
-
水
-
木
-
金
-
土
-
日
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
09:25
Chicago Midway (MDW)

12:20
Charlotte (CLT)
Effective 2026-08-08 through 2026-09-26
月
-
火
-
水
-
木
-
金
-
土
日
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
直行便：
Southwest Airlines WN4378
10:45
Santa Ana (SNA)

12:05
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-09 through 2026-06-01
月
火
-
水
-
木
金
土
-
日
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
11:00
Santa Ana (SNA)

12:20
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-07 through 2026-06-03
月
-
火
水
木
-
金
-
土
-
日
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
11:10
Denver (DEN)

17:00
Boston Logan (BOS) B
Effective 2026-02-14 through 2026-02-28
月
-
火
-
水
-
木
-
金
-
土
日
-
Duration: 3:50, non-stop
Boeing 737-800 (73H)
直行便：
Southwest Airlines WN4378
12:40
Sacramento (SMF) B

14:10
Santa Ana (SNA)
Effective 2026-04-11 through 2026-05-30
月
-
火
-
水
-
木
-
金
-
土
日
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
13:00
Denver (DEN)

18:45
Boston Logan (BOS) B
Effective 2026-02-12 through 2026-02-16
月
火
-
水
-
木
金
土
-
日
-
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
13:00
Denver (DEN)

18:45
Boston Logan (BOS) B
Effective 2026-02-20 through 2026-03-01
月
-
火
-
水
-
木
金
土
-
日
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
13:40
Dallas Love Field (DAL) 1

15:50
Chicago Midway (MDW)
Effective 2026-08-09 through 2026-09-27
月
-
火
-
水
-
木
-
金
-
土
-
日
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
14:45
Santa Ana (SNA)

16:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-11 through 2026-05-30
月
-
火
-
水
-
木
-
金
-
土
日
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
15:30
Pittsburgh (PIT)

16:40
Baltimore (BWI)
Effective 2026-08-04 through 2026-09-29
月
-
火
水
-
木
-
金
-
土
-
日
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
16:35
Wichita (ICT)

17:15
Las Vegas Harry Reid (LAS) 1
Effective 2026-03-08 through 2026-04-05
月
-
火
-
水
-
木
-
金
-
土
-
日
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
18:55
Chicago Midway (MDW)

21:50
Charlotte (CLT)
Effective 2026-08-06 through 2026-09-28
月
火
-
水
-
木
金
土
-
日
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
20:05
Wichita (ICT)

20:45
Las Vegas Harry Reid (LAS) 1
Effective 2026-03-07 through 2026-04-04
月
-
火
-
水
-
木
-
金
-
土
日
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
20:05
Dallas Love Field (DAL) 1

21:40
Birmingham (BHM)
Effective 2026-03-10 through 2026-04-01
月
-
火
水
木
-
金
-
土
-
日
-
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
直行便：
Southwest Airlines WN4378
21:20
Sacramento (SMF) B

22:55
Portland (PDX)
Valid until 2026-01-03
月
-
火
-
水
-
木
-
金
-
土
日
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)
直行便：
Southwest Airlines WN4378
21:45
Sacramento (SMF) B

23:20
Portland (PDX)
Valid until 2026-01-04
月
火
水
-
木
-
金
土
-
日
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
22:30
Dallas Love Field (DAL) 1

23:15
Las Vegas Harry Reid (LAS) 1
Effective 2026-06-07 through 2026-08-02
月
-
火
-
水
-
木
-
金
-
土
-
日
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
直行便：
Southwest Airlines WN4378
22:45
Dallas Love Field (DAL) 1

23:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-06-04 through 2026-08-03
月
火
-
水
-
木
金
土
-
日
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)
乗継便：
Southwest Airlines WN4378
08:40
Sacramento (SMF) B

12:05
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-09 through 2026-06-01
月
火
-
水
-
木
金
土
-
日
-
Duration: 3:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
乗継便：
Southwest Airlines WN4378
12:40
Sacramento (SMF) B

16:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-11 through 2026-05-30
月
-
火
-
水
-
木
-
金
-
土
日
-
Duration: 3:30, 1-stop
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)
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