Southwest Airlines flight WN 3237: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 10:15 Denver (DEN) 15:10 Atlanta (ATL) N
WN 3237 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-04-11 through 2026-05-30
Mon,Tue,Fri,Sun 10:20 San Jose (SJC) B 11:50 Las Vegas Harry Reid (LAS) 1
WN 3237 Non-stop Boeing 737-800 (73H) 1:30 Valid until 2026-01-04
Mon,Thu,Fri 10:30 Denver (DEN) 15:25 Atlanta (ATL) N
WN 3237 Non-stop Boeing 737-800 (73H) 2:55 Effective 2026-04-09 through 2026-06-01
Sun 10:30 Denver (DEN) 15:25 Atlanta (ATL) N
WN 3237 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-04-12 through 2026-05-17
Sun 10:30 Denver (DEN) 15:25 Atlanta (ATL) N
WN 3237 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Operates only on 2026-05-31
Sat 10:40 Sacramento (SMF) B 12:35 Phoenix Sky Harbor (PHX) 4
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-06-06 through 2026-08-01
Tue,Wed 10:50 Denver (DEN) 15:40 Atlanta (ATL) N
WN 3237 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-04-07 through 2026-06-03
Sun 11:00 Denver (DEN) 15:50 Atlanta (ATL) N
WN 3237 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Operates only on 2026-05-24
Sun 11:05 Phoenix Sky Harbor (PHX) 4 16:25 Nashville (BNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-06-07 through 2026-08-02
Mon,Tue,Fri,Sun 12:30 Las Vegas Harry Reid (LAS) 1 17:10 Dallas Love Field (DAL) 1
WN 3237 Non-stop Boeing 737-800 (73H) 2:40 Valid until 2026-01-04
Mon,Thu,Fri 12:45 Phoenix Sky Harbor (PHX) 4 18:00 Nashville (BNA)
WN 3237 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2026-06-04 through 2026-08-03
Sat 13:15 Phoenix Sky Harbor (PHX) 4 18:30 Nashville (BNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-06-06 through 2026-08-01
Tue,Wed 13:25 Phoenix Sky Harbor (PHX) 4 18:45 Nashville (BNA)
WN 3237 Non-stop Boeing 737-800 (73H) 3:20 Effective 2026-06-09 through 2026-07-29
Sat 14:15 Dallas Love Field (DAL) 1 15:25 Little Rock (LIT)
WN 3237 Non-stop Boeing 737-800 (73H) 1:10 Valid until 2026-01-03
Mon,Thu,Fri 14:20 Kansas City (MCI) 16:45 Indianapolis (IND)
WN 3237 Non-stop Boeing 737-800 (73H) 1:25 Effective 2026-08-06 through 2026-09-28
Sat 16:05 Little Rock (LIT) 17:35 Las Vegas Harry Reid (LAS) 1
WN 3237 Non-stop Boeing 737-800 (73H) 3:30 Valid until 2026-01-03
Sun 17:00 Nashville (BNA) 19:35 Pittsburgh (PIT)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-06-07 through 2026-08-02
Sun 17:10 New Orleans (MSY) 20:40 Ronald Reagan Washington (DCA) 1
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-08-09 through 2026-09-27
Tue,Wed 17:25 New Orleans (MSY) 20:55 Ronald Reagan Washington (DCA) 1
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-08-04 through 2026-09-30
Mon,Tue,Fri,Sun 17:50 Dallas Love Field (DAL) 1 19:00 Little Rock (LIT)
WN 3237 Non-stop Boeing 737-800 (73H) 1:10 Valid until 2026-01-04
Mon,Thu,Fri 19:55 Phoenix Sky Harbor (PHX) 4 20:15 Santa Ana (SNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 19:55 Phoenix Sky Harbor (PHX) 4 20:15 Santa Ana (SNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-02-20 through 2026-03-01
Thu,Fri,Sun 20:15 Phoenix Sky Harbor (PHX) 4 20:35 Santa Ana (SNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-01-11 through 2026-01-16
Mon,Sun 20:15 Phoenix Sky Harbor (PHX) 4 20:35 Santa Ana (SNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 20:15 Phoenix Sky Harbor (PHX) 4 20:35 Santa Ana (SNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-02-01 through 2026-02-06
Mon,Sun 20:15 Phoenix Sky Harbor (PHX) 4 20:35 Santa Ana (SNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 20:15 Phoenix Sky Harbor (PHX) 4 20:35 Santa Ana (SNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-02-17 through 2026-02-23
Mon 20:15 Phoenix Sky Harbor (PHX) 4 20:35 Santa Ana (SNA)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Operates only on 2026-03-02
Wed,Thu 20:45 Houston Hobby (HOU) 21:40 Austin (AUS)
WN 3237 Non-stop Boeing 737-700 (73W) 0:55 Valid until 2026-01-01
Mon 22:25 Houston Hobby (HOU) 23:20 Austin (AUS)
WN 3237 Non-stop Boeing 737-700 (Scimitar Winglets) 0:55 Operates only on 2026-01-05
Non-Direct Flights:
Mon,Tue,Fri,Sun 10:20 San Jose (SJC) B 17:10 Dallas Love Field (DAL) 1
WN 3237 1-stop Boeing 737-800 (73H) 4:50 Valid until 2026-01-04
Sat 10:40 Sacramento (SMF) B 18:30 Nashville (BNA)
WN 3237 1-stop Boeing 737-700 (Scimitar Winglets) 5:50 Effective 2026-06-06 through 2026-08-01
Sun 11:05 Phoenix Sky Harbor (PHX) 4 19:35 Pittsburgh (PIT)
WN 3237 1-stop Boeing 737-700 (Scimitar Winglets) 5:30 Effective 2026-06-07 through 2026-08-02
Mon,Tue,Fri,Sun 12:30 Las Vegas Harry Reid (LAS) 1 19:00 Little Rock (LIT)
WN 3237 1-stop Boeing 737-800 (73H) 4:30 Valid until 2026-01-04
Sat 14:15 Dallas Love Field (DAL) 1 17:35 Las Vegas Harry Reid (LAS) 1
WN 3237 1-stop Boeing 737-800 (73H) 5:20 Valid until 2026-01-03
Mon,Tue,Fri,Sun 10:20 San Jose (SJC) B 19:00 Little Rock (LIT)
WN 3237 2-stop Boeing 737-800 (73H) 6:40 Valid until 2026-01-04
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3237: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3237
10:15
Denver (DEN)

15:10
Atlanta (ATL) N
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3237
10:20
San Jose (SJC) B

11:50
Las Vegas Harry Reid (LAS) 1
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3237
10:30
Denver (DEN)

15:25
Atlanta (ATL) N
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3237
10:30
Denver (DEN)

15:25
Atlanta (ATL) N
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3237
10:30
Denver (DEN)

15:25
Atlanta (ATL) N
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3237
10:40
Sacramento (SMF) B

12:35
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
10:50
Denver (DEN)

15:40
Atlanta (ATL) N
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3237
11:00
Denver (DEN)

15:50
Atlanta (ATL) N
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3237
11:05
Phoenix Sky Harbor (PHX) 4

16:25
Nashville (BNA)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
12:30
Las Vegas Harry Reid (LAS) 1

17:10
Dallas Love Field (DAL) 1
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3237
12:45
Phoenix Sky Harbor (PHX) 4

18:00
Nashville (BNA)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3237
13:15
Phoenix Sky Harbor (PHX) 4

18:30
Nashville (BNA)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
13:25
Phoenix Sky Harbor (PHX) 4

18:45
Nashville (BNA)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3237
14:15
Dallas Love Field (DAL) 1

15:25
Little Rock (LIT)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3237
14:20
Kansas City (MCI)

16:45
Indianapolis (IND)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3237
16:05
Little Rock (LIT)

17:35
Las Vegas Harry Reid (LAS) 1
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3237
17:00
Nashville (BNA)

19:35
Pittsburgh (PIT)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
17:10
New Orleans (MSY)

20:40
Ronald Reagan Washington (DCA) 1
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
17:25
New Orleans (MSY)

20:55
Ronald Reagan Washington (DCA) 1
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
17:50
Dallas Love Field (DAL) 1

19:00
Little Rock (LIT)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3237
19:55
Phoenix Sky Harbor (PHX) 4

20:15
Santa Ana (SNA)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
19:55
Phoenix Sky Harbor (PHX) 4

20:15
Santa Ana (SNA)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
20:15
Phoenix Sky Harbor (PHX) 4

20:35
Santa Ana (SNA)
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
20:15
Phoenix Sky Harbor (PHX) 4

20:35
Santa Ana (SNA)
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
20:15
Phoenix Sky Harbor (PHX) 4

20:35
Santa Ana (SNA)
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
20:15
Phoenix Sky Harbor (PHX) 4

20:35
Santa Ana (SNA)
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
20:15
Phoenix Sky Harbor (PHX) 4

20:35
Santa Ana (SNA)
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
20:15
Phoenix Sky Harbor (PHX) 4

20:35
Santa Ana (SNA)
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3237
20:45
Houston Hobby (HOU)

21:40
Austin (AUS)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 0:55, non-stop
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN3237
22:25
Houston Hobby (HOU)

23:20
Austin (AUS)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 0:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3237
10:20
San Jose (SJC) B

17:10
Dallas Love Field (DAL) 1
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:50, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3237
10:40
Sacramento (SMF) B

18:30
Nashville (BNA)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3237
11:05
Phoenix Sky Harbor (PHX) 4

19:35
Pittsburgh (PIT)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:30, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3237
12:30
Las Vegas Harry Reid (LAS) 1

19:00
Little Rock (LIT)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:30, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3237
14:15
Dallas Love Field (DAL) 1

17:35
Las Vegas Harry Reid (LAS) 1
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:20, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3237
10:20
San Jose (SJC) B

19:00
Little Rock (LIT)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 6:40, 2-stop
Boeing 737-800 (73H)
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Parallax here
This flight number is listed as serving the following routes:
  • Dallas Love Field (DAL) - Las Vegas Harry Reid (LAS)
  • Dallas Love Field (DAL) - Little Rock (LIT)
  • Denver (DEN) - Atlanta (ATL)
  • Houston Hobby (HOU) - Austin (AUS)
  • Kansas City (MCI) - Indianapolis (IND)
  • Las Vegas Harry Reid (LAS) - Little Rock (LIT)
  • Nashville (BNA) - Pittsburgh (PIT)
  • New Orleans (MSY) - Ronald Reagan Washington (DCA)
  • Phoenix Sky Harbor (PHX) - Nashville (BNA)
  • Phoenix Sky Harbor (PHX) - Pittsburgh (PIT)
  • Phoenix Sky Harbor (PHX) - Santa Ana (SNA)
  • Sacramento (SMF) - Nashville (BNA)
  • Sacramento (SMF) - Phoenix Sky Harbor (PHX)
  • San Jose (SJC) - Dallas Love Field (DAL)
  • San Jose (SJC) - Las Vegas Harry Reid (LAS)
  • San Jose (SJC) - Little Rock (LIT)
All Southwest Airlines flights
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