Southwest Airlines flight WN 4172: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon 07:35 Providence (PVD) 09:05 Baltimore (BWI)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-01-05
Tue,Wed 07:45 Dallas Love Field (DAL) 1 08:50 Austin (AUS)
WN 4172 Non-stop Boeing 737-800 (73H) 1:05 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 09:00 Dallas Love Field (DAL) 1 10:00 Austin (AUS)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:00 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 09:35 Long Beach (LGB) 15:25 Nashville (BNA)
WN 4172 Non-stop Boeing 737-800 (73H) 3:50 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 09:35 Long Beach (LGB) 15:25 Nashville (BNA)
WN 4172 Non-stop Boeing 737-800 (73H) 3:50 Effective 2026-02-20 through 2026-03-01
Mon-Fri 09:55 Long Beach (LGB) 15:45 Nashville (BNA)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 09:55 Long Beach (LGB) 15:45 Nashville (BNA)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-01-18 through 2026-01-23
Mon-Fri 09:55 Long Beach (LGB) 15:45 Nashville (BNA)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 09:55 Long Beach (LGB) 15:45 Nashville (BNA)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-02-08 through 2026-02-11
Tue,Wed 09:55 Long Beach (LGB) 15:45 Nashville (BNA)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-02-18 through 2026-03-04
Sat 10:05 Long Beach (LGB) 15:55 Nashville (BNA)
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2026-01-10 through 2026-02-07
Fri,Sun 11:20 Providence (PVD) 12:45 Baltimore (BWI)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-01-02 through 2026-01-04
Sat 11:20 Palm Springs (PSP) 12:30 Las Vegas Harry Reid (LAS) 1
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-08-08 through 2026-09-26
Sat 12:25 Long Beach (LGB) 18:15 Nashville (BNA)
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2026-02-14 through 2026-02-28
Sat 12:30 Providence (PVD) 13:55 Baltimore (BWI)
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Valid until 2026-01-03
Tue,Wed 12:35 Philadelphia (PHL) E 15:15 Orlando (MCO)
WN 4172 Non-stop Boeing 737-800 (73H) 2:40 Effective 2026-03-10 through 2026-04-01
Fri,Sun 13:20 Baltimore (BWI) 14:35 Buffalo (BUF)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-01-02 through 2026-01-04
Mon,Thu,Fri 13:30 Philadelphia (PHL) E 16:05 Orlando (MCO)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Effective 2026-03-05 through 2026-04-06
Sat 13:55 Philadelphia (PHL) E 16:35 Orlando (MCO)
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2026-03-07 through 2026-04-04
Fri,Sun 15:10 Buffalo (BUF) 17:30 Dallas Love Field (DAL) 1
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-01-02 through 2026-01-04
Mon,Thu,Fri 16:10 Nashville (BNA) 18:55 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 16:10 Nashville (BNA) 18:55 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-02-20 through 2026-03-01
Mon-Fri 16:30 Nashville (BNA) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 16:30 Nashville (BNA) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-18 through 2026-01-23
Mon-Fri 16:30 Nashville (BNA) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 16:30 Nashville (BNA) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-02-08 through 2026-02-11
Tue,Wed 16:30 Nashville (BNA) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-02-18 through 2026-03-04
Sat 16:45 Nashville (BNA) 19:30 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-01-10 through 2026-02-07
Sat 17:40 San Antonio (SAT) A 18:10 Phoenix Sky Harbor (PHX) 4
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-04-11 through 2026-05-30
Fri,Sun 18:05 Dallas Love Field (DAL) 1 19:20 Lubbock (LBB)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-01-02 through 2026-01-04
Sun 18:50 San Antonio (SAT) A 19:20 Phoenix Sky Harbor (PHX) 4
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Operates only on 2026-05-24
Tue,Wed 18:55 San Antonio (SAT) A 19:25 Phoenix Sky Harbor (PHX) 4
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Effective 2026-04-07 through 2026-06-03
Sat 19:00 Nashville (BNA) 21:45 Ronald Reagan Washington (DCA) 1
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-02-14 through 2026-02-28
Sun 20:00 Phoenix Sky Harbor (PHX) 4 22:45 Denver (DEN)
WN 4172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Operates only on 2026-05-24
Mon,Thu,Fri 20:30 San Antonio (SAT) A 21:00 Phoenix Sky Harbor (PHX) 4
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-04-09 through 2026-06-01
Sun 21:25 Los Angeles (LAX) 1 22:50 Sacramento (SMF) B
WN 4172 Non-stop Boeing 737-800 (73H) 1:25 Effective 2026-08-09 through 2026-09-27
Sun 21:30 San Antonio (SAT) A 22:00 Phoenix Sky Harbor (PHX) 4
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-04-12 through 2026-05-17
Sun 21:30 San Antonio (SAT) A 22:00 Phoenix Sky Harbor (PHX) 4
WN 4172 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Operates only on 2026-05-31
Non-Direct Flights:
Mon,Thu,Fri 09:35 Long Beach (LGB) 18:55 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737-800 (73H) 6:20 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 09:35 Long Beach (LGB) 18:55 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737-800 (73H) 6:20 Effective 2026-02-20 through 2026-03-01
Mon-Fri 09:55 Long Beach (LGB) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 6:20 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 09:55 Long Beach (LGB) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 6:20 Effective 2026-01-18 through 2026-01-23
Mon-Fri 09:55 Long Beach (LGB) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 6:20 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 09:55 Long Beach (LGB) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 6:20 Effective 2026-02-08 through 2026-02-11
Tue,Wed 09:55 Long Beach (LGB) 19:15 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 6:20 Effective 2026-02-18 through 2026-03-04
Sat 10:05 Long Beach (LGB) 19:30 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737 MAX 8 (7M8) 6:25 Effective 2026-01-10 through 2026-02-07
Fri,Sun 11:20 Providence (PVD) 14:35 Buffalo (BUF)
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-01-02 through 2026-01-04
Sat 12:25 Long Beach (LGB) 21:45 Ronald Reagan Washington (DCA) 1
WN 4172 1-stop Boeing 737 MAX 8 (7M8) 6:20 Effective 2026-02-14 through 2026-02-28
Fri,Sun 13:20 Baltimore (BWI) 17:30 Dallas Love Field (DAL) 1
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 5:10 Effective 2026-01-02 through 2026-01-04
Fri,Sun 15:10 Buffalo (BUF) 19:20 Lubbock (LBB)
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 5:10 Effective 2026-01-02 through 2026-01-04
Sun 18:50 San Antonio (SAT) A 22:45 Denver (DEN)
WN 4172 1-stop Boeing 737-700 (Scimitar Winglets) 4:55 Operates only on 2026-05-24
Fri,Sun 11:20 Providence (PVD) 17:30 Dallas Love Field (DAL) 1
WN 4172 2-stop Boeing 737-700 (Scimitar Winglets) 7:10 Effective 2026-01-02 through 2026-01-04
Fri,Sun 13:20 Baltimore (BWI) 19:20 Lubbock (LBB)
WN 4172 2-stop Boeing 737-700 (Scimitar Winglets) 7:00 Effective 2026-01-02 through 2026-01-04
Fri,Sun 11:20 Providence (PVD) 19:20 Lubbock (LBB)
WN 4172 3-stop Boeing 737-700 (Scimitar Winglets) 9:00 Effective 2026-01-02 through 2026-01-04
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Southwest Airlines flight WN 4172: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4172
07:35
Providence (PVD)

09:05
Baltimore (BWI)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
07:45
Dallas Love Field (DAL) 1

08:50
Austin (AUS)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4172
09:00
Dallas Love Field (DAL) 1

10:00
Austin (AUS)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
09:35
Long Beach (LGB)

15:25
Nashville (BNA)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4172
09:35
Long Beach (LGB)

15:25
Nashville (BNA)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

15:45
Nashville (BNA)
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

15:45
Nashville (BNA)
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

15:45
Nashville (BNA)
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

15:45
Nashville (BNA)
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

15:45
Nashville (BNA)
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
10:05
Long Beach (LGB)

15:55
Nashville (BNA)
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4172
11:20
Providence (PVD)

12:45
Baltimore (BWI)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
11:20
Palm Springs (PSP)

12:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
12:25
Long Beach (LGB)

18:15
Nashville (BNA)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4172
12:30
Providence (PVD)

13:55
Baltimore (BWI)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4172
12:35
Philadelphia (PHL) E

15:15
Orlando (MCO)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4172
13:20
Baltimore (BWI)

14:35
Buffalo (BUF)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
13:30
Philadelphia (PHL) E

16:05
Orlando (MCO)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
13:55
Philadelphia (PHL) E

16:35
Orlando (MCO)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4172
15:10
Buffalo (BUF)

17:30
Dallas Love Field (DAL) 1
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
16:10
Nashville (BNA)

18:55
Ronald Reagan Washington (DCA) 1
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4172
16:10
Nashville (BNA)

18:55
Ronald Reagan Washington (DCA) 1
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4172
16:30
Nashville (BNA)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
16:30
Nashville (BNA)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
16:30
Nashville (BNA)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
16:30
Nashville (BNA)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
16:30
Nashville (BNA)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
16:45
Nashville (BNA)

19:30
Ronald Reagan Washington (DCA) 1
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4172
17:40
San Antonio (SAT) A

18:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
18:05
Dallas Love Field (DAL) 1

19:20
Lubbock (LBB)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
18:50
San Antonio (SAT) A

19:20
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
18:55
San Antonio (SAT) A

19:25
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
19:00
Nashville (BNA)

21:45
Ronald Reagan Washington (DCA) 1
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4172
20:00
Phoenix Sky Harbor (PHX) 4

22:45
Denver (DEN)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4172
20:30
San Antonio (SAT) A

21:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4172
21:25
Los Angeles (LAX) 1

22:50
Sacramento (SMF) B
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4172
21:30
San Antonio (SAT) A

22:00
Phoenix Sky Harbor (PHX) 4
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4172
21:30
San Antonio (SAT) A

22:00
Phoenix Sky Harbor (PHX) 4
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4172
09:35
Long Beach (LGB)

18:55
Ronald Reagan Washington (DCA) 1
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:20, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN4172
09:35
Long Beach (LGB)

18:55
Ronald Reagan Washington (DCA) 1
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 6:20, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 6:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 6:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 6:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
09:55
Long Beach (LGB)

19:15
Ronald Reagan Washington (DCA) 1
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 6:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
10:05
Long Beach (LGB)

19:30
Ronald Reagan Washington (DCA) 1
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:25, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4172
11:20
Providence (PVD)

14:35
Buffalo (BUF)
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 WN4172
12:25
Long Beach (LGB)

21:45
Ronald Reagan Washington (DCA) 1
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:20, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4172
13:20
Baltimore (BWI)

17:30
Dallas Love Field (DAL) 1
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
15:10
Buffalo (BUF)

19:20
Lubbock (LBB)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 5:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
18:50
San Antonio (SAT) A

22:45
Denver (DEN)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
11:20
Providence (PVD)

17:30
Dallas Love Field (DAL) 1
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 7:10, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
13:20
Baltimore (BWI)

19:20
Lubbock (LBB)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 7:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4172
11:20
Providence (PVD)

19:20
Lubbock (LBB)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 9:00, 3-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Buffalo (BUF)
  • Baltimore (BWI) - Dallas Love Field (DAL)
  • Baltimore (BWI) - Lubbock (LBB)
  • Buffalo (BUF) - Dallas Love Field (DAL)
  • Buffalo (BUF) - Lubbock (LBB)
  • Dallas Love Field (DAL) - Austin (AUS)
  • Dallas Love Field (DAL) - Lubbock (LBB)
  • Long Beach (LGB) - Nashville (BNA)
  • Long Beach (LGB) - Ronald Reagan Washington (DCA)
  • Los Angeles (LAX) - Sacramento (SMF)
  • Nashville (BNA) - Ronald Reagan Washington (DCA)
  • Palm Springs (PSP) - Las Vegas Harry Reid (LAS)
  • Philadelphia (PHL) - Orlando (MCO)
  • Phoenix Sky Harbor (PHX) - Denver (DEN)
  • Providence (PVD) - Baltimore (BWI)
  • Providence (PVD) - Buffalo (BUF)
  • Providence (PVD) - Dallas Love Field (DAL)
  • Providence (PVD) - Lubbock (LBB)
  • San Antonio (SAT) - Denver (DEN)
  • San Antonio (SAT) - Phoenix Sky Harbor (PHX)
All Southwest Airlines flights
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