Southwest Airlines flight WN 3901: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat,Sun 06:00 New Orleans (MSY) 08:20 Midway, Chicago (MDW)
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-06-07 through 2025-08-03
Mon,Thu,Fri 06:15 New Orleans (MSY) 08:35 Midway, Chicago (MDW)
WN 3901 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 06:15 New Orleans (MSY) 08:35 Midway, Chicago (MDW)
WN 3901 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-07-07 through 2025-08-04
Fri 06:25 New Orleans (MSY) 08:45 Midway, Chicago (MDW)
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Operates only on 2025-07-04
Sun 08:00 San Diego (SAN) 1 12:50 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Operates only on 2025-11-30
Mon,Thu,Fri,Sun 08:30 San Diego (SAN) 1 13:15 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 08:30 San Diego (SAN) 1 13:15 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-11-21 through 2025-11-28
Fri,Sun 08:30 San Diego (SAN) 1 13:15 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-12-07 through 2025-12-14
Thu 08:30 San Diego (SAN) 1 13:15 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737-800 (73H) 2:45 Operates only on 2025-12-18
Mon 08:30 San Diego (SAN) 1 13:15 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737-800 (73H) 2:45 Operates only on 2026-01-05
Fri 09:25 Midway, Chicago (MDW) 11:40 Long Beach (LGB)
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Operates only on 2025-07-04
Sun 10:00 Nashville (BNA) 11:15 Saint Louis (STL) 2
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Valid until 2025-05-18
Sun 10:00 Nashville (BNA) 11:15 Saint Louis (STL) 2
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Operates only on 2025-06-01
Sun 11:00 Nashville (BNA) 12:20 Saint Louis (STL) 2
WN 3901 Non-stop Boeing 737-800 (73H) 1:20 Operates only on 2025-05-25
Sat 11:45 Phoenix Sky Harbor (PHX) 4 17:30 Detroit (DTW) E
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2025-11-22 through 2025-11-29
Sat 11:45 Phoenix Sky Harbor (PHX) 4 17:30 Detroit (DTW) E
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2025-12-20 through 2026-01-03
Sun 13:05 Saint Louis (STL) 2 15:20 Sacramento (SMF) B
WN 3901 Non-stop Boeing 737-800 (73H) 4:15 Operates only on 2025-05-25
Sun 13:35 Nashville (BNA) 15:35 Love Field, Dallas (DAL) 1
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2025-10-05 through 2025-10-26
Tue,Wed 17:45 San Diego (SAN) 1 22:25 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-11-04 through 2025-11-12
Mon-Thu 17:45 San Diego (SAN) 1 22:25 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-11-17 through 2025-11-20
Mon-Fri 17:45 San Diego (SAN) 1 22:25 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-12-02 through 2025-12-11
Mon-Wed 17:45 San Diego (SAN) 1 22:25 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-12-15 through 2025-12-17
Wed,Thu 17:45 San Diego (SAN) 1 22:25 San Antonio (SAT) A
WN 3901 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-12-24 through 2026-01-01
Non-Direct Flights:
Fri 06:25 New Orleans (MSY) 11:40 Long Beach (LGB)
WN 3901 1-stop Boeing 737 MAX 8 (7M8) 7:15 Operates only on 2025-07-04
Sun 11:00 Nashville (BNA) 15:20 Sacramento (SMF) B
WN 3901 1-stop Boeing 737-800 (73H) 6:20 Operates only on 2025-05-25
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3901: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3901
06:00
New Orleans (MSY)

08:20
Midway, Chicago (MDW)
Effective 2025-06-07 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
06:15
New Orleans (MSY)

08:35
Midway, Chicago (MDW)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
06:15
New Orleans (MSY)

08:35
Midway, Chicago (MDW)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
06:25
New Orleans (MSY)

08:45
Midway, Chicago (MDW)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
08:00
San Diego (SAN) 1

12:50
San Antonio (SAT) A
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
08:30
San Diego (SAN) 1

13:15
San Antonio (SAT) A
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
08:30
San Diego (SAN) 1

13:15
San Antonio (SAT) A
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
08:30
San Diego (SAN) 1

13:15
San Antonio (SAT) A
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
08:30
San Diego (SAN) 1

13:15
San Antonio (SAT) A
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
08:30
San Diego (SAN) 1

13:15
San Antonio (SAT) A
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
09:25
Midway, Chicago (MDW)

11:40
Long Beach (LGB)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
10:00
Nashville (BNA)

11:15
Saint Louis (STL) 2
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
10:00
Nashville (BNA)

11:15
Saint Louis (STL) 2
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
11:00
Nashville (BNA)

12:20
Saint Louis (STL) 2
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
11:45
Phoenix Sky Harbor (PHX) 4

17:30
Detroit (DTW) E
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
11:45
Phoenix Sky Harbor (PHX) 4

17:30
Detroit (DTW) E
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
13:05
Saint Louis (STL) 2

15:20
Sacramento (SMF) B
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:15, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3901
13:35
Nashville (BNA)

15:35
Love Field, Dallas (DAL) 1
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
17:45
San Diego (SAN) 1

22:25
San Antonio (SAT) A
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
17:45
San Diego (SAN) 1

22:25
San Antonio (SAT) A
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
17:45
San Diego (SAN) 1

22:25
San Antonio (SAT) A
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
17:45
San Diego (SAN) 1

22:25
San Antonio (SAT) A
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
17:45
San Diego (SAN) 1

22:25
San Antonio (SAT) A
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN3901
06:25
New Orleans (MSY)

11:40
Long Beach (LGB)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 7:15, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3901
11:00
Nashville (BNA)

15:20
Sacramento (SMF) B
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:20, 1-stop
Boeing 737-800 (73H)
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This flight number is listed as serving the following routes:
  • Midway, Chicago (MDW) - Long Beach (LGB)
  • Nashville (BNA) - Love Field, Dallas (DAL)
  • Nashville (BNA) - Sacramento (SMF)
  • Nashville (BNA) - Saint Louis (STL)
  • New Orleans (MSY) - Long Beach (LGB)
  • New Orleans (MSY) - Midway, Chicago (MDW)
  • Phoenix Sky Harbor (PHX) - Detroit (DTW)
  • Saint Louis (STL) - Sacramento (SMF)
  • San Diego (SAN) - San Antonio (SAT)
All Southwest Airlines flights
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