Southwest Airlines flight WN 3975: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 06:15 Salt Lake City (SLC) 12:20 Baltimore (BWI)
WN 3975 Non-stop Boeing 737-700 (73W) 4:05 Valid until 2025-05-18
Sun 06:15 Salt Lake City (SLC) 12:20 Baltimore (BWI)
WN 3975 Non-stop Boeing 737-700 (73W) 4:05 Operates only on 2025-06-01
Sun 06:45 Salt Lake City (SLC) 12:50 Baltimore (BWI)
WN 3975 Non-stop Boeing 737-800 (73H) 4:05 Operates only on 2025-05-25
Sat 08:40 Houston Hobby (HOU) 12:20 Pittsburgh (PIT)
WN 3975 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-10-04 through 2025-11-01
Sat 09:05 Salt Lake City (SLC) 15:15 Baltimore (BWI)
WN 3975 Non-stop Boeing 737-800 (73H) 4:10 Valid until 2025-05-31
Sat 09:35 Pensacola (PNS) 11:50 Midway, Chicago (MDW)
WN 3975 Non-stop Boeing 737-700 (73W) 2:15 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 11:10 Nashville (BNA) 13:10 Albuquerque (ABQ)
WN 3975 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 11:10 Nashville (BNA) 13:10 Albuquerque (ABQ)
WN 3975 Non-stop Boeing 737-700 (73W) 3:00 Effective 2025-07-07 through 2025-08-04
Sun 11:35 Long Beach (LGB) 13:55 Phoenix Sky Harbor (PHX) 4
WN 3975 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Operates only on 2025-11-30
Sun 12:05 Saint Louis (STL) 2 13:10 Midway, Chicago (MDW)
WN 3975 Non-stop Boeing 737-700 (73W) 1:05 Effective 2025-06-08 through 2025-08-03
Sat 12:30 Midway, Chicago (MDW) 14:10 Phoenix Sky Harbor (PHX) 4
WN 3975 Non-stop Boeing 737-700 (73W) 3:40 Effective 2025-06-07 through 2025-08-02
Sun 13:00 Baltimore (BWI) 14:35 Charlotte (CLT)
WN 3975 Non-stop Boeing 737-700 (73W) 1:35 Valid until 2025-05-18
Sun 13:00 Baltimore (BWI) 14:35 Charlotte (CLT)
WN 3975 Non-stop Boeing 737-700 (73W) 1:35 Operates only on 2025-06-01
Mon,Thu,Fri 13:35 Houston Hobby (HOU) 17:15 Pittsburgh (PIT)
WN 3975 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2025-10-02 through 2025-10-31
Mon,Thu,Fri 13:45 Albuquerque (ABQ) 14:05 Phoenix Sky Harbor (PHX) 4
WN 3975 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 13:45 Albuquerque (ABQ) 14:05 Phoenix Sky Harbor (PHX) 4
WN 3975 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-07-07 through 2025-08-04
Sun 13:50 Midway, Chicago (MDW) 15:30 Phoenix Sky Harbor (PHX) 4
WN 3975 Non-stop Boeing 737-700 (73W) 3:40 Effective 2025-06-08 through 2025-08-03
Tue,Wed 14:25 Phoenix Sky Harbor (PHX) 4 15:35 Ontario, Los Angeles (ONT) 4
WN 3975 Non-stop Boeing 737-700 (73W) 1:10 Effective 2025-06-10 through 2025-07-30
Mon,Thu,Fri 14:45 Phoenix Sky Harbor (PHX) 4 15:55 Ontario, Los Angeles (ONT) 4
WN 3975 Non-stop Boeing 737-700 (73W) 1:10 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 14:45 Phoenix Sky Harbor (PHX) 4 15:55 Ontario, Los Angeles (ONT) 4
WN 3975 Non-stop Boeing 737-700 (73W) 1:10 Effective 2025-07-07 through 2025-08-04
Sat 14:50 Phoenix Sky Harbor (PHX) 4 16:00 Ontario, Los Angeles (ONT) 4
WN 3975 Non-stop Boeing 737-700 (73W) 1:10 Effective 2025-06-07 through 2025-08-02
Fri 15:40 Ontario, Los Angeles (ONT) 4 16:50 San Jose (SJC) B
WN 3975 Non-stop Boeing 737-800 (73H) 1:10 Operates only on 2025-07-04
Mon,Thu,Fri 16:30 Ontario, Los Angeles (ONT) 4 17:45 San Jose (SJC) B
WN 3975 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 16:30 Ontario, Los Angeles (ONT) 4 17:45 San Jose (SJC) B
WN 3975 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-07-07 through 2025-08-04
Sun 17:25 Houston Hobby (HOU) 21:05 Pittsburgh (PIT)
WN 3975 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2025-10-05 through 2025-10-26
Mon,Thu,Fri 18:30 San Jose (SJC) B 23:55 Austin (AUS)
WN 3975 Non-stop Boeing 737-700 (73W) 3:25 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 18:30 San Jose (SJC) B 23:55 Austin (AUS)
WN 3975 Non-stop Boeing 737-700 (73W) 3:25 Effective 2025-07-07 through 2025-08-04
Sat 18:50 Ronald Reagan Washington (DCA) 19:55 Midway, Chicago (MDW)
WN 3975 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-11-22 through 2025-11-29
Sat 18:50 Ronald Reagan Washington (DCA) 19:55 Midway, Chicago (MDW)
WN 3975 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-12-20 through 2026-01-03
Tue,Wed 19:05 Houston Hobby (HOU) 22:45 Pittsburgh (PIT)
WN 3975 Non-stop Boeing 737-800 (73H) 2:40 Effective 2025-10-07 through 2025-10-29
Non-Direct Flights:
Sun 06:15 Salt Lake City (SLC) 14:35 Charlotte (CLT)
WN 3975 1-stop Boeing 737-700 (73W) 6:20 Valid until 2025-05-18
Sun 06:15 Salt Lake City (SLC) 14:35 Charlotte (CLT)
WN 3975 1-stop Boeing 737-700 (73W) 6:20 Operates only on 2025-06-01
Sat 09:35 Pensacola (PNS) 14:10 Phoenix Sky Harbor (PHX) 4
WN 3975 1-stop Boeing 737-700 (73W) 6:35 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 11:10 Nashville (BNA) 14:05 Phoenix Sky Harbor (PHX) 4
WN 3975 1-stop Boeing 737-700 (73W) 4:55 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 11:10 Nashville (BNA) 14:05 Phoenix Sky Harbor (PHX) 4
WN 3975 1-stop Boeing 737-700 (73W) 4:55 Effective 2025-07-07 through 2025-08-04
Sun 12:05 Saint Louis (STL) 2 15:30 Phoenix Sky Harbor (PHX) 4
WN 3975 1-stop Boeing 737-700 (73W) 5:25 Effective 2025-06-08 through 2025-08-03
Sat 12:30 Midway, Chicago (MDW) 16:00 Ontario, Los Angeles (ONT) 4
WN 3975 1-stop Boeing 737-700 (73W) 5:30 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 13:45 Albuquerque (ABQ) 15:55 Ontario, Los Angeles (ONT) 4
WN 3975 1-stop Boeing 737-700 (73W) 3:10 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 13:45 Albuquerque (ABQ) 15:55 Ontario, Los Angeles (ONT) 4
WN 3975 1-stop Boeing 737-700 (73W) 3:10 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 14:45 Phoenix Sky Harbor (PHX) 4 17:45 San Jose (SJC) B
WN 3975 1-stop Boeing 737-700 (73W) 3:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 14:45 Phoenix Sky Harbor (PHX) 4 17:45 San Jose (SJC) B
WN 3975 1-stop Boeing 737-700 (73W) 3:00 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 16:30 Ontario, Los Angeles (ONT) 4 23:55 Austin (AUS)
WN 3975 1-stop Boeing 737-700 (73W) 5:25 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 16:30 Ontario, Los Angeles (ONT) 4 23:55 Austin (AUS)
WN 3975 1-stop Boeing 737-700 (73W) 5:25 Effective 2025-07-07 through 2025-08-04
Sat 09:35 Pensacola (PNS) 16:00 Ontario, Los Angeles (ONT) 4
WN 3975 2-stop Boeing 737-700 (73W) 8:25 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 11:10 Nashville (BNA) 15:55 Ontario, Los Angeles (ONT) 4
WN 3975 2-stop Boeing 737-700 (73W) 6:45 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 11:10 Nashville (BNA) 15:55 Ontario, Los Angeles (ONT) 4
WN 3975 2-stop Boeing 737-700 (73W) 6:45 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 13:45 Albuquerque (ABQ) 17:45 San Jose (SJC) B
WN 3975 2-stop Boeing 737-700 (73W) 5:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 13:45 Albuquerque (ABQ) 17:45 San Jose (SJC) B
WN 3975 2-stop Boeing 737-700 (73W) 5:00 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 14:45 Phoenix Sky Harbor (PHX) 4 23:55 Austin (AUS)
WN 3975 2-stop Boeing 737-700 (73W) 7:10 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 14:45 Phoenix Sky Harbor (PHX) 4 23:55 Austin (AUS)
WN 3975 2-stop Boeing 737-700 (73W) 7:10 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 11:10 Nashville (BNA) 17:45 San Jose (SJC) B
WN 3975 3-stop Boeing 737-700 (73W) 8:35 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 11:10 Nashville (BNA) 17:45 San Jose (SJC) B
WN 3975 3-stop Boeing 737-700 (73W) 8:35 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 13:45 Albuquerque (ABQ) 23:55 Austin (AUS)
WN 3975 3-stop Boeing 737-700 (73W) 9:10 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 13:45 Albuquerque (ABQ) 23:55 Austin (AUS)
WN 3975 3-stop Boeing 737-700 (73W) 9:10 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri 11:10 Nashville (BNA) 23:55 Austin (AUS)
WN 3975 4-stop Boeing 737-700 (73W) 12:45 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 11:10 Nashville (BNA) 23:55 Austin (AUS)
WN 3975 4-stop Boeing 737-700 (73W) 12:45 Effective 2025-07-07 through 2025-08-04
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3975: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3975
06:15
Salt Lake City (SLC)

12:20
Baltimore (BWI)
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
06:15
Salt Lake City (SLC)

12:20
Baltimore (BWI)
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
06:45
Salt Lake City (SLC)

12:50
Baltimore (BWI)
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3975
08:40
Houston Hobby (HOU)

12:20
Pittsburgh (PIT)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3975
09:05
Salt Lake City (SLC)

15:15
Baltimore (BWI)
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3975
09:35
Pensacola (PNS)

11:50
Midway, Chicago (MDW)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

13:10
Albuquerque (ABQ)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

13:10
Albuquerque (ABQ)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:35
Long Beach (LGB)

13:55
Phoenix Sky Harbor (PHX) 4
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3975
12:05
Saint Louis (STL) 2

13:10
Midway, Chicago (MDW)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:05, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
12:30
Midway, Chicago (MDW)

14:10
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:00
Baltimore (BWI)

14:35
Charlotte (CLT)
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:00
Baltimore (BWI)

14:35
Charlotte (CLT)
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:35
Houston Hobby (HOU)

17:15
Pittsburgh (PIT)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3975
13:45
Albuquerque (ABQ)

14:05
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:45
Albuquerque (ABQ)

14:05
Phoenix Sky Harbor (PHX) 4
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:50
Midway, Chicago (MDW)

15:30
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
14:25
Phoenix Sky Harbor (PHX) 4

15:35
Ontario, Los Angeles (ONT) 4
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
14:45
Phoenix Sky Harbor (PHX) 4

15:55
Ontario, Los Angeles (ONT) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
14:45
Phoenix Sky Harbor (PHX) 4

15:55
Ontario, Los Angeles (ONT) 4
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
14:50
Phoenix Sky Harbor (PHX) 4

16:00
Ontario, Los Angeles (ONT) 4
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
15:40
Ontario, Los Angeles (ONT) 4

16:50
San Jose (SJC) B
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3975
16:30
Ontario, Los Angeles (ONT) 4

17:45
San Jose (SJC) B
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
16:30
Ontario, Los Angeles (ONT) 4

17:45
San Jose (SJC) B
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
17:25
Houston Hobby (HOU)

21:05
Pittsburgh (PIT)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3975
18:30
San Jose (SJC) B

23:55
Austin (AUS)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
18:30
San Jose (SJC) B

23:55
Austin (AUS)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
18:50
Ronald Reagan Washington (DCA)

19:55
Midway, Chicago (MDW)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3975
18:50
Ronald Reagan Washington (DCA)

19:55
Midway, Chicago (MDW)
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3975
19:05
Houston Hobby (HOU)

22:45
Pittsburgh (PIT)
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:40, non-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3975
06:15
Salt Lake City (SLC)

14:35
Charlotte (CLT)
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:20, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
06:15
Salt Lake City (SLC)

14:35
Charlotte (CLT)
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:20, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
09:35
Pensacola (PNS)

14:10
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:35, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

14:05
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:55, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

14:05
Phoenix Sky Harbor (PHX) 4
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:55, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
12:05
Saint Louis (STL) 2

15:30
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:25, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
12:30
Midway, Chicago (MDW)

16:00
Ontario, Los Angeles (ONT) 4
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:30, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:45
Albuquerque (ABQ)

15:55
Ontario, Los Angeles (ONT) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:45
Albuquerque (ABQ)

15:55
Ontario, Los Angeles (ONT) 4
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
14:45
Phoenix Sky Harbor (PHX) 4

17:45
San Jose (SJC) B
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
14:45
Phoenix Sky Harbor (PHX) 4

17:45
San Jose (SJC) B
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
16:30
Ontario, Los Angeles (ONT) 4

23:55
Austin (AUS)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:25, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
16:30
Ontario, Los Angeles (ONT) 4

23:55
Austin (AUS)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:25, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
09:35
Pensacola (PNS)

16:00
Ontario, Los Angeles (ONT) 4
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 8:25, 2-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

15:55
Ontario, Los Angeles (ONT) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:45, 2-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

15:55
Ontario, Los Angeles (ONT) 4
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:45, 2-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:45
Albuquerque (ABQ)

17:45
San Jose (SJC) B
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:00, 2-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:45
Albuquerque (ABQ)

17:45
San Jose (SJC) B
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:00, 2-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
14:45
Phoenix Sky Harbor (PHX) 4

23:55
Austin (AUS)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:10, 2-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
14:45
Phoenix Sky Harbor (PHX) 4

23:55
Austin (AUS)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:10, 2-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

17:45
San Jose (SJC) B
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 8:35, 3-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

17:45
San Jose (SJC) B
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 8:35, 3-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:45
Albuquerque (ABQ)

23:55
Austin (AUS)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 9:10, 3-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
13:45
Albuquerque (ABQ)

23:55
Austin (AUS)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 9:10, 3-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

23:55
Austin (AUS)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 12:45, 4-stop
Boeing 737-700 (73W)
Southwest Airlines WN3975
11:10
Nashville (BNA)

23:55
Austin (AUS)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 12:45, 4-stop
Boeing 737-700 (73W)
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This flight number is listed as serving the following routes:
  • Albuquerque (ABQ) - Austin (AUS)
  • Albuquerque (ABQ) - Ontario, Los Angeles (ONT)
  • Albuquerque (ABQ) - Phoenix Sky Harbor (PHX)
  • Albuquerque (ABQ) - San Jose (SJC)
  • Baltimore (BWI) - Charlotte (CLT)
  • Houston Hobby (HOU) - Pittsburgh (PIT)
  • Long Beach (LGB) - Phoenix Sky Harbor (PHX)
  • Midway, Chicago (MDW) - Ontario, Los Angeles (ONT)
  • Midway, Chicago (MDW) - Phoenix Sky Harbor (PHX)
  • Nashville (BNA) - Albuquerque (ABQ)
  • Nashville (BNA) - Austin (AUS)
  • Nashville (BNA) - Ontario, Los Angeles (ONT)
  • Nashville (BNA) - Phoenix Sky Harbor (PHX)
  • Nashville (BNA) - San Jose (SJC)
  • Ontario, Los Angeles (ONT) - Austin (AUS)
  • Ontario, Los Angeles (ONT) - San Jose (SJC)
  • Pensacola (PNS) - Midway, Chicago (MDW)
  • Pensacola (PNS) - Ontario, Los Angeles (ONT)
  • Pensacola (PNS) - Phoenix Sky Harbor (PHX)
  • Phoenix Sky Harbor (PHX) - Austin (AUS)
  • Phoenix Sky Harbor (PHX) - Ontario, Los Angeles (ONT)
  • Phoenix Sky Harbor (PHX) - San Jose (SJC)
  • Ronald Reagan Washington (DCA) - Midway, Chicago (MDW)
  • Saint Louis (STL) - Midway, Chicago (MDW)
  • Saint Louis (STL) - Phoenix Sky Harbor (PHX)
  • Salt Lake City (SLC) - Baltimore (BWI)
  • Salt Lake City (SLC) - Charlotte (CLT)
  • San Jose (SJC) - Austin (AUS)
All Southwest Airlines flights
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