Southwest Airlines flight WN 4457: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon 07:00 Tampa (TPA) 09:05 Denver (DEN) WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Operates only on 2026-01-05
Sat 07:10 Tampa (TPA) 09:15 Denver (DEN) WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Valid until 2026-01-03
Fri,Sun 07:30 Tampa (TPA) 09:35 Denver (DEN) WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2026-01-02 through 2026-01-04
Fri,Sun 10:15 Denver (DEN) 11:05 Colorado Springs (COS) WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 0:50 Effective 2026-01-02 through 2026-01-04
Fri,Sun 11:40 Colorado Springs (COS) 14:30 Dallas Love Field (DAL) 1 WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-01-02 through 2026-01-04
Thu 13:10 Tampa (TPA) 15:10 Denver (DEN) WN 4457 Non-stop Boeing 737-800 (73H) 4:00 Valid until 2026-01-01
Tue,Wed 15:55 Kansas City (MCI) 17:10 San Diego (SAN) 1 WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2026-06-09 through 2026-07-29
Sat 17:50 Kansas City (MCI) 19:05 San Diego (SAN) 1 WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2026-06-06 through 2026-08-01
Mon,Thu,Fri 18:15 Kansas City (MCI) 19:35 San Diego (SAN) 1 WN 4457 Non-stop Boeing 737-800 (73H) 3:20 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 20:45 San Diego (SAN) 1 22:25 Reno (RNO) WN 4457 Non-stop Boeing 737-800 (73H) 1:40 Effective 2026-08-06 through 2026-09-28
Sun 21:20 San Diego (SAN) 1 22:55 Reno (RNO) WN 4457 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-08-09 through 2026-09-27
Thu,Fri,Sun 21:25 Baltimore (BWI) 22:55 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-01-11 through 2026-01-16
Mon,Sun 21:25 Baltimore (BWI) 22:55 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 21:25 Baltimore (BWI) 22:55 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-01 through 2026-02-06
Mon,Sun 21:25 Baltimore (BWI) 22:55 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 21:25 Baltimore (BWI) 22:55 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-17 through 2026-02-23
Mon 21:25 Baltimore (BWI) 22:55 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Operates only on 2026-03-02
Sat 21:30 Baltimore (BWI) 23:00 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 22:10 Baltimore (BWI) 23:40 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 22:10 Baltimore (BWI) 23:40 Boston Logan (BOS) B WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-20 through 2026-03-01
Non-Direct Flights:
Fri,Sun 07:30 Tampa (TPA) 11:05 Colorado Springs (COS) WN 4457 1-stop Boeing 737-700 (Scimitar Winglets) 5:35 Effective 2026-01-02 through 2026-01-04
Fri,Sun 10:15 Denver (DEN) 14:30 Dallas Love Field (DAL) 1 WN 4457 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-01-02 through 2026-01-04
Fri,Sun 07:30 Tampa (TPA) 14:30 Dallas Love Field (DAL) 1 WN 4457 2-stop Boeing 737-700 (Scimitar Winglets) 8:00 Effective 2026-01-02 through 2026-01-04

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This flight number is listed as serving the following routes:

Baltimore (BWI) - Boston Logan (BOS)
Colorado Springs (COS) - Dallas Love Field (DAL)
Denver (DEN) - Colorado Springs (COS)
Denver (DEN) - Dallas Love Field (DAL)
Kansas City (MCI) - San Diego (SAN)
San Diego (SAN) - Reno (RNO)
Tampa (TPA) - Colorado Springs (COS)
Tampa (TPA) - Dallas Love Field (DAL)
Tampa (TPA) - Denver (DEN)

All Southwest Airlines flights

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Southwest Airlines flight WN 4457: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN4457

07:00

Tampa (TPA)

09:05

Denver (DEN)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4457

07:10

Tampa (TPA)

09:15

Denver (DEN)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4457

07:30

Tampa (TPA)

09:35

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4457

10:15

Denver (DEN)

11:05

Colorado Springs (COS)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 0:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4457

11:40

Colorado Springs (COS)

14:30

Dallas Love Field (DAL) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4457

13:10

Tampa (TPA)

15:10

Denver (DEN)

Valid until 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:00, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4457

15:55

Kansas City (MCI)

17:10

San Diego (SAN) 1

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4457

17:50

Kansas City (MCI)

19:05

San Diego (SAN) 1

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4457

18:15

Kansas City (MCI)

19:35

San Diego (SAN) 1

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:20, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4457

20:45

San Diego (SAN) 1

22:25

Reno (RNO)

Effective 2026-08-06 through 2026-09-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:40, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4457

21:20

San Diego (SAN) 1

22:55

Reno (RNO)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4457

21:25

Baltimore (BWI)

22:55

Boston Logan (BOS) B

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4457

21:25

Baltimore (BWI)

22:55

Boston Logan (BOS) B

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4457

21:25

Baltimore (BWI)

22:55

Boston Logan (BOS) B

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4457

21:25

Baltimore (BWI)

22:55

Boston Logan (BOS) B

Effective 2026-02-09 through 2026-02-15

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4457

21:25

Baltimore (BWI)

22:55

Boston Logan (BOS) B

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

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4457

21:25

Baltimore (BWI)

22:55

Boston Logan (BOS) B

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4457

21:30

Baltimore (BWI)

23:00

Boston Logan (BOS) B

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 WN4457

22:10

Baltimore (BWI)

23:40

Boston Logan (BOS) B

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4457

22:10

Baltimore (BWI)

23:40

Boston Logan (BOS) B

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Non-Direct Flights:

Southwest Airlines WN4457

07:30

Tampa (TPA)

11:05

Colorado Springs (COS)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 5:35, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN4457

10:15

Denver (DEN)

14:30

Dallas Love Field (DAL) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN4457

07:30

Tampa (TPA)

14:30

Dallas Love Field (DAL) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 8:00, 2-stop
Boeing 737-700 (Scimitar Winglets)

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Parallax here

This flight number is listed as serving the following routes:

Baltimore (BWI) - Boston Logan (BOS)
Colorado Springs (COS) - Dallas Love Field (DAL)
Denver (DEN) - Colorado Springs (COS)
Denver (DEN) - Dallas Love Field (DAL)
Kansas City (MCI) - San Diego (SAN)
San Diego (SAN) - Reno (RNO)
Tampa (TPA) - Colorado Springs (COS)
Tampa (TPA) - Dallas Love Field (DAL)
Tampa (TPA) - Denver (DEN)

All Southwest Airlines flights

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