Southwest Airlines flight WN 3740: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon 12:35 Philadelphia (PHL) E 13:45 Chicago Midway (MDW)
WN 3740 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Operates only on 2026-01-05
Mon 14:25 Chicago Midway (MDW) 15:55 Minneapolis/Saint Paul (MSP) 2
WN 3740 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-01-05
Tue,Wed 14:45 New York LaGuardia (LGA) B 16:30 Nashville (BNA)
WN 3740 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2026-03-10 through 2026-04-01
Sat 14:50 Saint Louis (STL) 2 17:20 Atlanta (ATL) N
WN 3740 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-14 through 2026-02-28
Tue,Wed 15:10 Salt Lake City (SLC) 16:40 Denver (DEN)
WN 3740 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 15:30 New York LaGuardia (LGA) B 17:15 Nashville (BNA)
WN 3740 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-03-05 through 2026-04-06
Sun 15:30 New York LaGuardia (LGA) B 17:15 Nashville (BNA)
WN 3740 Non-stop Boeing 737-800 (73H) 2:45 Effective 2026-03-08 through 2026-04-05
Sat 16:00 Miami (MIA) 18:35 Baltimore (BWI)
WN 3740 Non-stop Boeing 737-800 (73H) 2:35 Effective 2026-08-08 through 2026-09-26
Sat 16:10 Salt Lake City (SLC) 17:40 Denver (DEN)
WN 3740 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-06-06 through 2026-08-01
Mon 16:30 Minneapolis/Saint Paul (MSP) 2 17:35 Denver (DEN)
WN 3740 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Operates only on 2026-01-05
Sun 16:45 Salt Lake City (SLC) 18:15 Denver (DEN)
WN 3740 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 16:50 Salt Lake City (SLC) 18:20 Denver (DEN)
WN 3740 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 17:05 Miami (MIA) 19:45 Baltimore (BWI)
WN 3740 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-08-06 through 2026-09-28
Sat 18:30 New York LaGuardia (LGA) B 20:10 Nashville (BNA)
WN 3740 Non-stop Boeing 737-800 (73H) 2:40 Effective 2026-03-07 through 2026-04-04
Wed,Thu 18:45 Minneapolis/Saint Paul (MSP) 2 19:55 Denver (DEN)
WN 3740 Non-stop Boeing 737-800 (73H) 2:10 Valid until 2026-01-01
Sun 19:20 Nashville (BNA) 21:00 New Orleans (MSY)
WN 3740 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-04-12 through 2026-05-17
Sun 19:20 Nashville (BNA) 21:00 New Orleans (MSY)
WN 3740 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Operates only on 2026-05-31
Non-Direct Flights:
Mon 12:35 Philadelphia (PHL) E 15:55 Minneapolis/Saint Paul (MSP) 2
WN 3740 1-stop Boeing 737-700 (Scimitar Winglets) 4:20 Operates only on 2026-01-05
Mon 14:25 Chicago Midway (MDW) 17:35 Denver (DEN)
WN 3740 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Operates only on 2026-01-05
Mon 12:35 Philadelphia (PHL) E 17:35 Denver (DEN)
WN 3740 2-stop Boeing 737-700 (Scimitar Winglets) 7:00 Operates only on 2026-01-05
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3740: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3740
12:35
Philadelphia (PHL) E

13:45
Chicago Midway (MDW)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3740
14:25
Chicago Midway (MDW)

15:55
Minneapolis/Saint Paul (MSP) 2
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3740
14:45
New York LaGuardia (LGA) B

16:30
Nashville (BNA)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3740
14:50
Saint Louis (STL) 2

17:20
Atlanta (ATL) N
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3740
15:10
Salt Lake City (SLC)

16:40
Denver (DEN)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3740
15:30
New York LaGuardia (LGA) B

17:15
Nashville (BNA)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3740
15:30
New York LaGuardia (LGA) B

17:15
Nashville (BNA)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3740
16:00
Miami (MIA)

18:35
Baltimore (BWI)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3740
16:10
Salt Lake City (SLC)

17:40
Denver (DEN)
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 WN3740
16:30
Minneapolis/Saint Paul (MSP) 2

17:35
Denver (DEN)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3740
16:45
Salt Lake City (SLC)

18:15
Denver (DEN)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3740
16:50
Salt Lake City (SLC)

18:20
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3740
17:05
Miami (MIA)

19:45
Baltimore (BWI)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3740
18:30
New York LaGuardia (LGA) B

20:10
Nashville (BNA)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3740
18:45
Minneapolis/Saint Paul (MSP) 2

19:55
Denver (DEN)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3740
19:20
Nashville (BNA)

21:00
New Orleans (MSY)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3740
19:20
Nashville (BNA)

21:00
New Orleans (MSY)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN3740
12:35
Philadelphia (PHL) E

15:55
Minneapolis/Saint Paul (MSP) 2
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3740
14:25
Chicago Midway (MDW)

17:35
Denver (DEN)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3740
12:35
Philadelphia (PHL) E

17:35
Denver (DEN)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Chicago Midway (MDW) - Denver (DEN)
  • Chicago Midway (MDW) - Minneapolis/Saint Paul (MSP)
  • Miami (MIA) - Baltimore (BWI)
  • Minneapolis/Saint Paul (MSP) - Denver (DEN)
  • Nashville (BNA) - New Orleans (MSY)
  • New York LaGuardia (LGA) - Nashville (BNA)
  • Philadelphia (PHL) - Chicago Midway (MDW)
  • Philadelphia (PHL) - Denver (DEN)
  • Philadelphia (PHL) - Minneapolis/Saint Paul (MSP)
  • Saint Louis (STL) - Atlanta (ATL)
  • Salt Lake City (SLC) - Denver (DEN)
All Southwest Airlines flights
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