Southwest Airlines flight WN 4937: Multiple routes

FLIGHT SCHEDULE
Direct Flights:
Sat 06:00 Ronald Reagan Washington (DCA) 1 08:50 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-02-14 through 2026-02-28
Thu,Fri,Sun 06:55 Ronald Reagan Washington (DCA) 1 09:50 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-01-11 through 2026-01-16
Mon,Sun 06:55 Ronald Reagan Washington (DCA) 1 09:50 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 06:55 Ronald Reagan Washington (DCA) 1 09:50 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-02-01 through 2026-02-06
Mon,Thu,Fri,Sun 06:55 Ronald Reagan Washington (DCA) 1 09:50 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-02-09 through 2026-02-16
Mon,Tue,Thu,Fri,Sun 06:55 Ronald Reagan Washington (DCA) 1 09:50 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-02-17 through 2026-02-23
Mon,Thu,Fri,Sun 06:55 Ronald Reagan Washington (DCA) 1 09:50 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-02-26 through 2026-03-02
Sat 07:20 Ronald Reagan Washington (DCA) 1 10:10 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-01-10 through 2026-02-07
Tue,Wed 07:40 Milwaukee (MKE) 09:10 Nashville (BNA) WN 4937 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-08-04 through 2026-09-30
Sun 07:45 Milwaukee (MKE) 09:15 Nashville (BNA) WN 4937 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-08-09 through 2026-09-27
Sat 08:35 Milwaukee (MKE) 10:05 Nashville (BNA) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-08-08 through 2026-09-26
Mon,Thu,Fri 15:40 Saint Louis (STL) 2 18:30 Charlotte (CLT) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-06-04 through 2026-08-03
Sun 16:30 Saint Louis (STL) 2 19:20 Charlotte (CLT) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-06-07 through 2026-08-02
Tue,Wed 16:50 Saint Louis (STL) 2 19:40 Charlotte (CLT) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-06-09 through 2026-07-29
Mon-Fri 18:35 Ronald Reagan Washington (DCA) 1 21:20 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 18:35 Ronald Reagan Washington (DCA) 1 21:20 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2026-01-18 through 2026-01-23
Mon-Fri 18:35 Ronald Reagan Washington (DCA) 1 21:20 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 18:40 Ronald Reagan Washington (DCA) 1 21:25 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2026-02-08 through 2026-02-11
Tue,Wed 18:40 Ronald Reagan Washington (DCA) 1 21:25 Houston Hobby (HOU) WN 4937 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2026-02-18 through 2026-03-04
Sun 19:55 Charlotte (CLT) 21:30 Baltimore (BWI) WN 4937 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-06-07 through 2026-08-02
Non-Direct Flights:
Sun 16:30 Saint Louis (STL) 2 21:30 Baltimore (BWI) WN 4937 1-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2026-06-07 through 2026-08-02

This flight number is listed as serving the following routes:

Charlotte (CLT) - Baltimore (BWI)
Milwaukee (MKE) - Nashville (BNA)
Ronald Reagan Washington (DCA) - Houston Hobby (HOU)
Saint Louis (STL) - Baltimore (BWI)
Saint Louis (STL) - Charlotte (CLT)

All Southwest Airlines flights

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Southwest Airlines flight WN 4937: Multiple routes

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN4937

06:00

Ronald Reagan Washington (DCA) 1

08:50

Houston Hobby (HOU)

Effective 2026-02-14 through 2026-02-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

06:55

Ronald Reagan Washington (DCA) 1

09:50

Houston Hobby (HOU)

Effective 2026-01-11 through 2026-01-16

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

06:55

Ronald Reagan Washington (DCA) 1

09:50

Houston Hobby (HOU)

Effective 2026-01-19 through 2026-01-25

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

06:55

Ronald Reagan Washington (DCA) 1

09:50

Houston Hobby (HOU)

Effective 2026-02-01 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

06:55

Ronald Reagan Washington (DCA) 1

09:50

Houston Hobby (HOU)

Effective 2026-02-09 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

06:55

Ronald Reagan Washington (DCA) 1

09:50

Houston Hobby (HOU)

Effective 2026-02-17 through 2026-02-23

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

06:55

Ronald Reagan Washington (DCA) 1

09:50

Houston Hobby (HOU)

Effective 2026-02-26 through 2026-03-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

07:20

Ronald Reagan Washington (DCA) 1

10:10

Houston Hobby (HOU)

Effective 2026-01-10 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

07:40

Milwaukee (MKE)

09:10

Nashville (BNA)

Effective 2026-08-04 through 2026-09-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4937

07:45

Milwaukee (MKE)

09:15

Nashville (BNA)

Effective 2026-08-09 through 2026-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4937

08:35

Milwaukee (MKE)

10:05

Nashville (BNA)

Effective 2026-08-08 through 2026-09-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

15:40

Saint Louis (STL) 2

18:30

Charlotte (CLT)

Effective 2026-06-04 through 2026-08-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

16:30

Saint Louis (STL) 2

19:20

Charlotte (CLT)

Effective 2026-06-07 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

16:50

Saint Louis (STL) 2

19:40

Charlotte (CLT)

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

18:35

Ronald Reagan Washington (DCA) 1

21:20

Houston Hobby (HOU)

Effective 2026-01-06 through 2026-01-14

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

18:35

Ronald Reagan Washington (DCA) 1

21:20

Houston Hobby (HOU)

Effective 2026-01-18 through 2026-01-23

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

18:35

Ronald Reagan Washington (DCA) 1

21:20

Houston Hobby (HOU)

Effective 2026-01-26 through 2026-02-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4937

18:40

Ronald Reagan Washington (DCA) 1

21:25

Houston Hobby (HOU)

Effective 2026-02-08 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4937

18:40

Ronald Reagan Washington (DCA) 1

21:25

Houston Hobby (HOU)

Effective 2026-02-18 through 2026-03-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4937

19:55

Charlotte (CLT)

21:30

Baltimore (BWI)

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)

Non-Direct Flights:

Southwest Airlines WN4937

16:30

Saint Louis (STL) 2

21:30

Baltimore (BWI)

Effective 2026-06-07 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:00, 1-stop
Boeing 737-700 (Scimitar Winglets)

This flight number is listed as serving the following routes:

Charlotte (CLT) - Baltimore (BWI)
Milwaukee (MKE) - Nashville (BNA)
Ronald Reagan Washington (DCA) - Houston Hobby (HOU)
Saint Louis (STL) - Baltimore (BWI)
Saint Louis (STL) - Charlotte (CLT)

All Southwest Airlines flights

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