Southwest Airlines flight WN 4255: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed,Thu 08:10 Providence (PVD) 11:30 Tampa (TPA)
WN 4255 Non-stop Boeing 737-700 (73W) 3:20 Valid until 2026-01-01
Mon,Thu,Fri 08:40 Phoenix Sky Harbor (PHX) 4 09:10 Long Beach (LGB)
WN 4255 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 08:40 Phoenix Sky Harbor (PHX) 4 09:10 Long Beach (LGB)
WN 4255 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-02-20 through 2026-03-01
Wed 10:40 Burbank (BUR) 15:45 Dallas Love Field (DAL) 1
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2026-08-05 through 2026-09-30
Wed,Thu 12:05 Tampa (TPA) 14:00 San Antonio (SAT) A
WN 4255 Non-stop Boeing 737-700 (73W) 2:55 Valid until 2026-01-01
Wed,Thu 14:35 San Antonio (SAT) A 15:45 Dallas Love Field (DAL) 1
WN 4255 Non-stop Boeing 737-700 (73W) 1:10 Valid until 2026-01-01
Fri,Sun 15:15 Tampa (TPA) 17:10 San Antonio (SAT) A
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Effective 2026-01-02 through 2026-01-04
Tue,Wed 15:50 Sacramento (SMF) B 17:45 Phoenix Sky Harbor (PHX) 4
WN 4255 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-03-10 through 2026-04-01
Mon 16:00 Tampa (TPA) 17:55 San Antonio (SAT) A
WN 4255 Non-stop Boeing 737-800 (73H) 2:55 Operates only on 2026-01-05
Thu,Fri 16:05 Sacramento (SMF) B 19:00 Phoenix Sky Harbor (PHX) 4
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-03-05 through 2026-03-06
Mon,Thu,Fri 16:05 Sacramento (SMF) B 18:00 Phoenix Sky Harbor (PHX) 4
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-03-09 through 2026-04-06
Sat 16:25 San Jose (SJC) B 17:40 Ontario, Los Angeles (ONT) 4
WN 4255 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 16:50 San Jose (SJC) B 18:10 Ontario, Los Angeles (ONT) 4
WN 4255 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-04-09 through 2026-06-01
Tue,Wed 17:25 Austin (AUS) 18:30 Houston Hobby (HOU)
WN 4255 Non-stop Boeing 737 MAX 8 (7M8) 1:05 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 17:40 Denver (DEN) 19:15 Burbank (BUR)
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Effective 2026-08-06 through 2026-09-28
Sun 17:45 San Jose (SJC) B 19:00 Ontario, Los Angeles (ONT) 4
WN 4255 Non-stop Boeing 737-800 (73H) 1:15 Effective 2026-04-12 through 2026-05-17
Sun 17:45 San Jose (SJC) B 19:00 Ontario, Los Angeles (ONT) 4
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Operates only on 2026-05-24
Sun 17:45 San Jose (SJC) B 19:00 Ontario, Los Angeles (ONT) 4
WN 4255 Non-stop Boeing 737-800 (73H) 1:15 Operates only on 2026-05-31
Tue,Wed 18:25 San Jose (SJC) B 19:40 Ontario, Los Angeles (ONT) 4
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 18:35 Phoenix Sky Harbor (PHX) 4 22:40 San Antonio (SAT) A
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-03-09 through 2026-04-06
Mon,Thu,Fri 18:40 Austin (AUS) 19:40 Houston Hobby (HOU)
WN 4255 Non-stop Boeing 737 MAX 8 (7M8) 1:00 Effective 2026-06-04 through 2026-08-03
Thu,Fri 19:35 Phoenix Sky Harbor (PHX) 4 22:40 San Antonio (SAT) A
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-03-05 through 2026-03-06
Sat 19:35 Denver (DEN) 21:05 Burbank (BUR)
WN 4255 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-08-08 through 2026-09-26
Sat 21:05 Tampa (TPA) 22:55 San Antonio (SAT) A
WN 4255 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Valid until 2026-01-03
Non-Direct Flights:
Wed,Thu 08:10 Providence (PVD) 14:00 San Antonio (SAT) A
WN 4255 1-stop Boeing 737-700 (73W) 6:50 Valid until 2026-01-01
Wed,Thu 12:05 Tampa (TPA) 15:45 Dallas Love Field (DAL) 1
WN 4255 1-stop Boeing 737-700 (73W) 4:40 Valid until 2026-01-01
Mon,Thu,Fri 16:05 Sacramento (SMF) B 22:40 San Antonio (SAT) A
WN 4255 1-stop Boeing 737-700 (Scimitar Winglets) 4:35 Effective 2026-03-05 through 2026-04-06
Wed,Thu 08:10 Providence (PVD) 15:45 Dallas Love Field (DAL) 1
WN 4255 2-stop Boeing 737-700 (73W) 8:35 Valid until 2026-01-01
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4255: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4255
08:10
Providence (PVD)

11:30
Tampa (TPA)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN4255
08:40
Phoenix Sky Harbor (PHX) 4

09:10
Long Beach (LGB)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4255
08:40
Phoenix Sky Harbor (PHX) 4

09:10
Long Beach (LGB)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4255
10:40
Burbank (BUR)

15:45
Dallas Love Field (DAL) 1
Effective 2026-08-05 through 2026-09-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
12:05
Tampa (TPA)

14:00
San Antonio (SAT) A
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN4255
14:35
San Antonio (SAT) A

15:45
Dallas Love Field (DAL) 1
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN4255
15:15
Tampa (TPA)

17:10
San Antonio (SAT) A
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
15:50
Sacramento (SMF) B

17:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4255
16:00
Tampa (TPA)

17:55
San Antonio (SAT) A
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4255
16:05
Sacramento (SMF) B

19:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-03-05 through 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
16:05
Sacramento (SMF) B

18:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-03-09 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
16:25
San Jose (SJC) B

17:40
Ontario, Los Angeles (ONT) 4
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4255
16:50
San Jose (SJC) B

18:10
Ontario, Los Angeles (ONT) 4
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4255
17:25
Austin (AUS)

18:30
Houston Hobby (HOU)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4255
17:40
Denver (DEN)

19:15
Burbank (BUR)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
17:45
San Jose (SJC) B

19:00
Ontario, Los Angeles (ONT) 4
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4255
17:45
San Jose (SJC) B

19:00
Ontario, Los Angeles (ONT) 4
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
17:45
San Jose (SJC) B

19:00
Ontario, Los Angeles (ONT) 4
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4255
18:25
San Jose (SJC) B

19:40
Ontario, Los Angeles (ONT) 4
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
18:35
Phoenix Sky Harbor (PHX) 4

22:40
San Antonio (SAT) A
Effective 2026-03-09 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
18:40
Austin (AUS)

19:40
Houston Hobby (HOU)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4255
19:35
Phoenix Sky Harbor (PHX) 4

22:40
San Antonio (SAT) A
Effective 2026-03-05 through 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
19:35
Denver (DEN)

21:05
Burbank (BUR)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4255
21:05
Tampa (TPA)

22:55
San Antonio (SAT) A
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4255
08:10
Providence (PVD)

14:00
San Antonio (SAT) A
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 6:50, 1-stop
Boeing 737-700 (73W)
Non-Direct Flights:
Southwest Airlines WN4255
12:05
Tampa (TPA)

15:45
Dallas Love Field (DAL) 1
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:40, 1-stop
Boeing 737-700 (73W)
Non-Direct Flights:
Southwest Airlines WN4255
16:05
Sacramento (SMF) B

22:40
San Antonio (SAT) A
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:35, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4255
08:10
Providence (PVD)

15:45
Dallas Love Field (DAL) 1
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 8:35, 2-stop
Boeing 737-700 (73W)
This flight number is listed as serving the following routes:
  • Austin (AUS) - Houston Hobby (HOU)
  • Burbank (BUR) - Dallas Love Field (DAL)
  • Denver (DEN) - Burbank (BUR)
  • Phoenix Sky Harbor (PHX) - Long Beach (LGB)
  • Phoenix Sky Harbor (PHX) - San Antonio (SAT)
  • Providence (PVD) - Dallas Love Field (DAL)
  • Providence (PVD) - San Antonio (SAT)
  • Providence (PVD) - Tampa (TPA)
  • Sacramento (SMF) - Phoenix Sky Harbor (PHX)
  • Sacramento (SMF) - San Antonio (SAT)
  • San Antonio (SAT) - Dallas Love Field (DAL)
  • San Jose (SJC) - Ontario, Los Angeles (ONT)
  • Tampa (TPA) - Dallas Love Field (DAL)
  • Tampa (TPA) - San Antonio (SAT)
All Southwest Airlines flights
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