Southwest Airlines flight WN 4051: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 05:00 Salt Lake City (SLC) 08:30 Dallas Love Field (DAL) 1
WN 4051 Non-stop Boeing 737-800 (73H) 2:30 Effective 2026-04-12 through 2026-05-17
Sun 05:00 Salt Lake City (SLC) 08:30 Dallas Love Field (DAL) 1
WN 4051 Non-stop Boeing 737-800 (73H) 2:30 Operates only on 2026-05-31
Sat 07:15 Oakland (OAK) 2 10:10 Phoenix Sky Harbor (PHX) 4
WN 4051 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-14 through 2026-02-28
Sun 07:15 Salt Lake City (SLC) 10:45 Dallas Love Field (DAL) 1
WN 4051 Non-stop Boeing 737-800 (73H) 2:30 Operates only on 2026-05-24
Sat 07:35 Tulsa (TUL) 09:10 Nashville (BNA)
WN 4051 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-06-06 through 2026-08-01
Tue,Wed,Sun 07:35 Tulsa (TUL) 09:10 Nashville (BNA)
WN 4051 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 07:40 Tulsa (TUL) 09:20 Nashville (BNA)
WN 4051 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 08:55 Salt Lake City (SLC) 10:40 Phoenix Sky Harbor (PHX) 4
WN 4051 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 08:55 Salt Lake City (SLC) 10:40 Phoenix Sky Harbor (PHX) 4
WN 4051 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-20 through 2026-03-01
Sat 09:55 San Antonio (SAT) A 11:45 Kansas City (MCI)
WN 4051 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-03-07 through 2026-04-04
Sat 10:50 Phoenix Sky Harbor (PHX) 4 14:15 Houston Hobby (HOU)
WN 4051 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 11:20 Phoenix Sky Harbor (PHX) 4 14:50 Houston Hobby (HOU)
WN 4051 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 11:20 Phoenix Sky Harbor (PHX) 4 14:50 Houston Hobby (HOU)
WN 4051 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-02-20 through 2026-03-01
Sun 13:00 Orlando (MCO) 14:40 Austin (AUS)
WN 4051 Non-stop Boeing 737-800 (73H) 2:40 Effective 2026-08-09 through 2026-09-27
Tue,Wed 13:15 Orlando (MCO) 15:00 Austin (AUS)
WN 4051 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-08-04 through 2026-09-30
Tue,Wed 14:15 San Antonio (SAT) A 16:10 Kansas City (MCI)
WN 4051 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-03-10 through 2026-04-01
Sat 15:20 Orlando (MCO) 17:05 Austin (AUS)
WN 4051 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-08-08 through 2026-09-26
Mon,Thu,Fri 20:55 Orlando (MCO) 22:40 Austin (AUS)
WN 4051 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2026-08-06 through 2026-09-28
Non-Direct Flights:
Sat 07:15 Oakland (OAK) 2 14:15 Houston Hobby (HOU)
WN 4051 1-stop Boeing 737-800 (73H) 5:00 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 08:55 Salt Lake City (SLC) 14:50 Houston Hobby (HOU)
WN 4051 1-stop Boeing 737 MAX 8 (7M8) 4:55 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 08:55 Salt Lake City (SLC) 14:50 Houston Hobby (HOU)
WN 4051 1-stop Boeing 737 MAX 8 (7M8) 4:55 Effective 2026-02-20 through 2026-03-01
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4051: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4051
05:00
Salt Lake City (SLC)

08:30
Dallas Love Field (DAL) 1
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
05:00
Salt Lake City (SLC)

08:30
Dallas Love Field (DAL) 1
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
07:15
Oakland (OAK) 2

10:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
07:15
Salt Lake City (SLC)

10:45
Dallas Love Field (DAL) 1
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
07:35
Tulsa (TUL)

09:10
Nashville (BNA)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
07:35
Tulsa (TUL)

09:10
Nashville (BNA)
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)
Direct Flights:
Southwest Airlines WN4051
07:40
Tulsa (TUL)

09:20
Nashville (BNA)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4051
08:55
Salt Lake City (SLC)

10:40
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4051
08:55
Salt Lake City (SLC)

10:40
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4051
09:55
San Antonio (SAT) A

11:45
Kansas City (MCI)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
10:50
Phoenix Sky Harbor (PHX) 4

14:15
Houston Hobby (HOU)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
11:20
Phoenix Sky Harbor (PHX) 4

14:50
Houston Hobby (HOU)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4051
11:20
Phoenix Sky Harbor (PHX) 4

14:50
Houston Hobby (HOU)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4051
13:00
Orlando (MCO)

14:40
Austin (AUS)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
13:15
Orlando (MCO)

15:00
Austin (AUS)
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4051
14:15
San Antonio (SAT) A

16:10
Kansas City (MCI)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4051
15:20
Orlando (MCO)

17:05
Austin (AUS)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4051
20:55
Orlando (MCO)

22:40
Austin (AUS)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4051
07:15
Oakland (OAK) 2

14:15
Houston Hobby (HOU)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:00, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN4051
08:55
Salt Lake City (SLC)

14:50
Houston Hobby (HOU)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:55, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4051
08:55
Salt Lake City (SLC)

14:50
Houston Hobby (HOU)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:55, 1-stop
Boeing 737 MAX 8 (7M8)
This flight number is listed as serving the following routes:
  • Oakland (OAK) - Houston Hobby (HOU)
  • Oakland (OAK) - Phoenix Sky Harbor (PHX)
  • Orlando (MCO) - Austin (AUS)
  • Phoenix Sky Harbor (PHX) - Houston Hobby (HOU)
  • Salt Lake City (SLC) - Dallas Love Field (DAL)
  • Salt Lake City (SLC) - Houston Hobby (HOU)
  • Salt Lake City (SLC) - Phoenix Sky Harbor (PHX)
  • San Antonio (SAT) - Kansas City (MCI)
  • Tulsa (TUL) - Nashville (BNA)
All Southwest Airlines flights
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