Southwest Airlines flight WN 3743: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 05:25 Minneapolis/Saint Paul (MSP) 2 06:55 Chicago Midway (MDW)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-06-06 through 2026-08-01
Tue,Wed 10:45 Ronald Reagan Washington (DCA) 1 13:05 Dallas Love Field (DAL) 1
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-04-07 through 2026-06-03
Tue,Wed 11:15 Minneapolis/Saint Paul (MSP) 2 12:45 Chicago Midway (MDW)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 12:20 Minneapolis/Saint Paul (MSP) 2 13:45 Chicago Midway (MDW)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-06-04 through 2026-08-03
Sun 13:00 Sacramento (SMF) B 15:00 Seattle-Tacoma (SEA)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-08-09 through 2026-09-27
Mon,Thu,Fri 13:20 Dallas Love Field (DAL) 1 14:30 San Antonio (SAT) A
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-09 through 2026-06-01
Tue,Wed 13:25 Chicago Midway (MDW) 15:35 Louisville (SDF)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-06-09 through 2026-07-29
Sat 13:40 Dallas Love Field (DAL) 1 14:50 San Antonio (SAT) A
WN 3743 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-04-11 through 2026-05-30
Tue,Wed 13:45 Dallas Love Field (DAL) 1 14:55 San Antonio (SAT) A
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 14:25 Chicago Midway (MDW) 16:40 New Orleans (MSY)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-06-04 through 2026-08-03
Tue,Wed 15:30 San Antonio (SAT) A 18:50 Tampa (TPA)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 16:55 Sacramento (SMF) B 18:50 Seattle-Tacoma (SEA)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-08-06 through 2026-09-28
Sun 17:40 Chicago Midway (MDW) 19:55 New Orleans (MSY)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-06-07 through 2026-08-02
Sat 18:05 San Antonio (SAT) A 19:15 Dallas Love Field (DAL) 1
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Valid until 2026-01-03
Mon-Fri 19:55 Saint Louis (STL) 2 22:10 Austin (AUS)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 19:55 Saint Louis (STL) 2 22:10 Austin (AUS)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-01-18 through 2026-01-23
Mon-Fri 19:55 Saint Louis (STL) 2 22:10 Austin (AUS)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 19:55 Saint Louis (STL) 2 22:10 Austin (AUS)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-02-08 through 2026-02-11
Tue,Wed 19:55 Saint Louis (STL) 2 22:10 Austin (AUS)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-02-18 through 2026-03-04
Sun 20:30 New Orleans (MSY) 21:45 Houston Hobby (HOU)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-06-07 through 2026-08-02
Thu,Fri,Sun 20:45 Saint Louis (STL) 2 23:00 Austin (AUS)
WN 3743 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-01-11 through 2026-01-16
Mon,Sun 20:45 Saint Louis (STL) 2 23:00 Austin (AUS)
WN 3743 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 20:45 Saint Louis (STL) 2 23:00 Austin (AUS)
WN 3743 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-02-01 through 2026-02-06
Mon,Sun 20:45 Saint Louis (STL) 2 23:00 Austin (AUS)
WN 3743 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 20:45 Saint Louis (STL) 2 23:00 Austin (AUS)
WN 3743 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-02-17 through 2026-02-23
Mon 20:45 Saint Louis (STL) 2 23:00 Austin (AUS)
WN 3743 Non-stop Boeing 737-800 (73H) 2:15 Operates only on 2026-03-02
Sun 20:55 Indianapolis (IND) 23:20 Fort Myers (RSW)
WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 22:15 Saint Louis (STL) 2 00:30 Austin (AUS)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-02-12 through 2026-02-16
The flight arrives 1 day after departure.
Thu,Fri,Sun 22:15 Saint Louis (STL) 2 00:30 Austin (AUS)
WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-02-20 through 2026-03-01
The flight arrives 1 day after departure.
Non-Direct Flights:
Tue,Wed 10:45 Ronald Reagan Washington (DCA) 1 14:55 San Antonio (SAT) A
WN 3743 1-stop Boeing 737-700 (Scimitar Winglets) 5:10 Effective 2026-04-07 through 2026-06-03
Tue,Wed 11:15 Minneapolis/Saint Paul (MSP) 2 15:35 Louisville (SDF)
WN 3743 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 12:20 Minneapolis/Saint Paul (MSP) 2 16:40 New Orleans (MSY)
WN 3743 1-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2026-06-04 through 2026-08-03
Tue,Wed 13:45 Dallas Love Field (DAL) 1 18:50 Tampa (TPA)
WN 3743 1-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2026-04-07 through 2026-06-03
Sun 17:40 Chicago Midway (MDW) 21:45 Houston Hobby (HOU)
WN 3743 1-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2026-06-07 through 2026-08-02
Tue,Wed 10:45 Ronald Reagan Washington (DCA) 1 18:50 Tampa (TPA)
WN 3743 2-stop Boeing 737-700 (Scimitar Winglets) 8:05 Effective 2026-04-07 through 2026-06-03
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3743: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3743
05:25
Minneapolis/Saint Paul (MSP) 2

06:55
Chicago Midway (MDW)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3743
10:45
Ronald Reagan Washington (DCA) 1

13:05
Dallas Love Field (DAL) 1
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
11:15
Minneapolis/Saint Paul (MSP) 2

12:45
Chicago Midway (MDW)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
12:20
Minneapolis/Saint Paul (MSP) 2

13:45
Chicago Midway (MDW)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
13:00
Sacramento (SMF) B

15:00
Seattle-Tacoma (SEA)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3743
13:20
Dallas Love Field (DAL) 1

14:30
San Antonio (SAT) A
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
13:25
Chicago Midway (MDW)

15:35
Louisville (SDF)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
13:40
Dallas Love Field (DAL) 1

14:50
San Antonio (SAT) A
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3743
13:45
Dallas Love Field (DAL) 1

14:55
San Antonio (SAT) A
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
14:25
Chicago Midway (MDW)

16:40
New Orleans (MSY)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
15:30
San Antonio (SAT) A

18:50
Tampa (TPA)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
16:55
Sacramento (SMF) B

18:50
Seattle-Tacoma (SEA)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
17:40
Chicago Midway (MDW)

19:55
New Orleans (MSY)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
18:05
San Antonio (SAT) A

19:15
Dallas Love Field (DAL) 1
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3743
19:55
Saint Louis (STL) 2

22:10
Austin (AUS)
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3743
19:55
Saint Louis (STL) 2

22:10
Austin (AUS)
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3743
19:55
Saint Louis (STL) 2

22:10
Austin (AUS)
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3743
19:55
Saint Louis (STL) 2

22:10
Austin (AUS)
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3743
19:55
Saint Louis (STL) 2

22:10
Austin (AUS)
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3743
20:30
New Orleans (MSY)

21:45
Houston Hobby (HOU)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
20:45
Saint Louis (STL) 2

23:00
Austin (AUS)
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3743
20:45
Saint Louis (STL) 2

23:00
Austin (AUS)
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3743
20:45
Saint Louis (STL) 2

23:00
Austin (AUS)
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3743
20:45
Saint Louis (STL) 2

23:00
Austin (AUS)
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3743
20:45
Saint Louis (STL) 2

23:00
Austin (AUS)
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3743
20:45
Saint Louis (STL) 2

23:00
Austin (AUS)
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3743
20:55
Indianapolis (IND)

23:20
Fort Myers (RSW)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3743
22:15
Saint Louis (STL) 2

00:30(+1)
Austin (AUS)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN3743
22:15
Saint Louis (STL) 2

00:30(+1)
Austin (AUS)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN3743
10:45
Ronald Reagan Washington (DCA) 1

14:55
San Antonio (SAT) A
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3743
11:15
Minneapolis/Saint Paul (MSP) 2

15:35
Louisville (SDF)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3743
12:20
Minneapolis/Saint Paul (MSP) 2

16:40
New Orleans (MSY)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3743
13:45
Dallas Love Field (DAL) 1

18:50
Tampa (TPA)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3743
17:40
Chicago Midway (MDW)

21:45
Houston Hobby (HOU)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3743
10:45
Ronald Reagan Washington (DCA) 1

18:50
Tampa (TPA)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:05, 2-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Chicago Midway (MDW) - Houston Hobby (HOU)
  • Chicago Midway (MDW) - Louisville (SDF)
  • Chicago Midway (MDW) - New Orleans (MSY)
  • Dallas Love Field (DAL) - San Antonio (SAT)
  • Dallas Love Field (DAL) - Tampa (TPA)
  • Indianapolis (IND) - Fort Myers (RSW)
  • Minneapolis/Saint Paul (MSP) - Chicago Midway (MDW)
  • Minneapolis/Saint Paul (MSP) - Louisville (SDF)
  • Minneapolis/Saint Paul (MSP) - New Orleans (MSY)
  • New Orleans (MSY) - Houston Hobby (HOU)
  • Ronald Reagan Washington (DCA) - Dallas Love Field (DAL)
  • Ronald Reagan Washington (DCA) - San Antonio (SAT)
  • Ronald Reagan Washington (DCA) - Tampa (TPA)
  • Sacramento (SMF) - Seattle-Tacoma (SEA)
  • Saint Louis (STL) - Austin (AUS)
  • San Antonio (SAT) - Tampa (TPA)
All Southwest Airlines flights
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