Southwest Airlines flight WN 4457: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:00 Seattle-Tacoma (SEA) 08:35 Denver (DEN)
WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2025-06-05 through 2025-07-03
Tue,Wed,Sat 05:00 Seattle-Tacoma (SEA) 08:35 Denver (DEN)
WN 4457 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 05:00 Seattle-Tacoma (SEA) 08:35 Denver (DEN)
WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2025-07-07 through 2025-08-04
Fri 05:15 Seattle-Tacoma (SEA) 08:50 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (73W) 2:35 Operates only on 2025-07-04
Sun 05:30 Seattle-Tacoma (SEA) 09:05 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (73W) 2:35 Effective 2025-06-08 through 2025-08-03
Tue,Wed 06:10 San Francisco (SFO) 2 07:35 Los Angeles (LAX) 1
WN 4457 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-10-07 through 2025-10-29
Sat 06:20 Tampa (TPA) 08:25 Denver (DEN)
WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-11-08 through 2025-11-15
Sat 06:20 Tampa (TPA) 08:25 Denver (DEN)
WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2025-12-06 through 2025-12-13
Mon,Thu,Fri,Sun 07:00 Tampa (TPA) 09:05 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 07:00 Tampa (TPA) 09:05 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2025-11-21 through 2025-11-28
Fri,Sun 07:00 Tampa (TPA) 09:05 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2025-12-07 through 2025-12-14
Thu 07:00 Tampa (TPA) 09:05 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Operates only on 2025-12-18
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 737-700 (Scimitar Winglets) 4:05 Effective 2025-11-22 through 2025-11-29
Sat 07:10 Tampa (TPA) 09:15 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2025-12-20 through 2026-01-03
Mon,Thu,Fri 07:30 San Francisco (SFO) 2 09:00 Los Angeles (LAX) 1
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2025-10-02 through 2025-10-31
Mon-Wed 07:30 Tampa (TPA) 09:35 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 07:30 Tampa (TPA) 09:35 Denver (DEN)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 4:05 Effective 2025-12-19 through 2026-01-04
Mon-Wed 10:15 Denver (DEN) 11:05 Colorado Springs (COS)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 0:50 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 10:15 Denver (DEN) 11:05 Colorado Springs (COS)
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 0:50 Effective 2025-12-19 through 2026-01-04
Sat 11:40 San Francisco (SFO) 2 13:10 Los Angeles (LAX) 1
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2025-10-04 through 2025-11-01
Mon-Wed 11:40 Colorado Springs (COS) 14:30 Love Field, Dallas (DAL) 1
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 11:40 Colorado Springs (COS) 14:30 Love Field, Dallas (DAL) 1
WN 4457 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2025-12-19 through 2026-01-04
Sun 12:15 San Francisco (SFO) 2 13:40 Los Angeles (LAX) 1
WN 4457 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2025-10-05 through 2025-10-26
Tue,Wed 13:10 Tampa (TPA) 15:10 Denver (DEN)
WN 4457 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-11-04 through 2025-11-12
Mon-Thu 13:10 Tampa (TPA) 15:10 Denver (DEN)
WN 4457 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-11-17 through 2025-11-20
Mon-Fri 13:10 Tampa (TPA) 15:10 Denver (DEN)
WN 4457 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-12-02 through 2025-12-11
Mon-Wed 13:10 Tampa (TPA) 15:10 Denver (DEN)
WN 4457 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-12-15 through 2025-12-17
Wed,Thu 13:10 Tampa (TPA) 15:10 Denver (DEN)
WN 4457 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-12-24 through 2026-01-01
Sat 18:05 Houston Hobby (HOU) 19:35 Memphis (MEM)
WN 4457 Non-stop Boeing 737-800 (73H) 1:30 Effective 2025-08-09 through 2025-09-27
Sun 18:25 Houston Hobby (HOU) 19:55 Memphis (MEM)
WN 4457 Non-stop Boeing 737-700 (73W) 1:30 Operates only on 2025-08-31
Mon,Thu,Fri 18:50 Houston Hobby (HOU) 20:20 Memphis (MEM)
WN 4457 Non-stop Boeing 737-800 (73H) 1:30 Effective 2025-08-07 through 2025-09-29
Sun 20:30 Houston Hobby (HOU) 22:00 Memphis (MEM)
WN 4457 Non-stop Boeing 737-800 (73H) 1:30 Effective 2025-08-10 through 2025-08-24
Sun 20:30 Houston Hobby (HOU) 22:00 Memphis (MEM)
WN 4457 Non-stop Boeing 737-800 (73H) 1:30 Effective 2025-09-07 through 2025-09-28
Sun 20:50 Orlando (MCO) 21:55 Nashville (BNA)
WN 4457 Non-stop Boeing 737-700 (73W) 2:05 Operates only on 2025-05-25
Mon,Thu,Fri 21:25 Orlando (MCO) 22:30 Nashville (BNA)
WN 4457 Non-stop Boeing 737-700 (73W) 2:05 Valid until 2025-06-02
Sat 21:55 Orlando (MCO) 22:55 Nashville (BNA)
WN 4457 Non-stop Boeing 737-700 (73W) 2:00 Valid until 2025-05-31
Sun 22:30 Orlando (MCO) 23:30 Nashville (BNA)
WN 4457 Non-stop Boeing 737-700 (73W) 2:00 Valid until 2025-05-18
Sun 22:30 Orlando (MCO) 23:30 Nashville (BNA)
WN 4457 Non-stop Boeing 737-700 (73W) 2:00 Operates only on 2025-06-01
Non-Direct Flights:
Mon-Wed 07:30 Tampa (TPA) 11:05 Colorado Springs (COS)
WN 4457 1-stop Boeing 737-700 (Scimitar Winglets) 5:35 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 07:30 Tampa (TPA) 11:05 Colorado Springs (COS)
WN 4457 1-stop Boeing 737-700 (Scimitar Winglets) 5:35 Effective 2025-12-19 through 2026-01-04
Mon-Wed 10:15 Denver (DEN) 14:30 Love Field, Dallas (DAL) 1
WN 4457 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 10:15 Denver (DEN) 14:30 Love Field, Dallas (DAL) 1
WN 4457 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2025-12-19 through 2026-01-04
Mon-Wed 07:30 Tampa (TPA) 14:30 Love Field, Dallas (DAL) 1
WN 4457 2-stop Boeing 737-700 (Scimitar Winglets) 8:00 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 07:30 Tampa (TPA) 14:30 Love Field, Dallas (DAL) 1
WN 4457 2-stop Boeing 737-700 (Scimitar Winglets) 8:00 Effective 2025-12-19 through 2026-01-04
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This flight number is listed as serving the following routes:
Southwest Airlines flight WN 4457: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Southwest Airlines WN4457
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4457
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4457
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4457
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4457
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4457
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4457
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 0:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 0:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4457
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4457
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4457
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4457
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4457
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4457
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4457
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (73W)

Non-Direct Flights:

Southwest Airlines WN4457
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:35, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:35, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:00, 2-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4457
Effective 2025-12-19 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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This flight number is listed as serving the following routes:
  • Colorado Springs (COS) - Love Field, Dallas (DAL)
  • Denver (DEN) - Colorado Springs (COS)
  • Denver (DEN) - Love Field, Dallas (DAL)
  • Houston Hobby (HOU) - Memphis (MEM)
  • Orlando (MCO) - Nashville (BNA)
  • San Francisco (SFO) - Los Angeles (LAX)
  • Seattle-Tacoma (SEA) - Denver (DEN)
  • Tampa (TPA) - Colorado Springs (COS)
  • Tampa (TPA) - Denver (DEN)
  • Tampa (TPA) - Love Field, Dallas (DAL)