Southwest Airlines flight WN 3172: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:00 Phoenix Sky Harbor (PHX) 4 09:35 Houston Hobby (HOU)
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2025-06-05 through 2025-07-03
Tue,Wed,Sat 05:00 Phoenix Sky Harbor (PHX) 4 09:35 Houston Hobby (HOU)
WN 3172 Non-stop Boeing 737-700 (73W) 2:35 Effective 2025-06-07 through 2025-08-02
Sun 05:00 Phoenix Sky Harbor (PHX) 4 09:35 Houston Hobby (HOU)
WN 3172 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 05:00 Phoenix Sky Harbor (PHX) 4 09:35 Houston Hobby (HOU)
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2025-07-07 through 2025-08-04
Fri 05:35 Phoenix Sky Harbor (PHX) 4 10:10 Houston Hobby (HOU)
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Operates only on 2025-07-04
Tue,Wed 06:30 San Jose (SJC) B 07:55 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2025-11-04 through 2025-11-12
Mon-Thu 06:30 San Jose (SJC) B 07:55 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2025-11-17 through 2025-11-20
Mon-Fri 06:30 San Jose (SJC) B 07:55 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2025-12-02 through 2025-12-11
Mon-Wed 06:30 San Jose (SJC) B 07:55 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2025-12-15 through 2025-12-17
Wed,Thu 06:30 San Jose (SJC) B 07:55 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2025-12-24 through 2026-01-01
Sun 06:45 Love Field, Dallas (DAL) 1 07:55 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737-700 (73W) 3:10 Operates only on 2025-05-25
Sat 06:50 San Jose (SJC) B 08:15 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-11-08 through 2025-11-15
Sun 06:50 San Jose (SJC) B 08:15 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Operates only on 2025-11-30
Sat 06:50 San Jose (SJC) B 08:15 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737-800 (73H) 1:25 Effective 2025-12-06 through 2025-12-13
Mon,Thu,Fri,Sun 07:00 San Jose (SJC) B 08:25 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 07:00 San Jose (SJC) B 08:25 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-11-21 through 2025-11-28
Fri,Sun 07:00 San Jose (SJC) B 08:25 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-12-07 through 2025-12-14
Thu 07:00 San Jose (SJC) B 08:25 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Operates only on 2025-12-18
Mon 07:00 San Jose (SJC) B 08:25 San Diego (SAN) 1
WN 3172 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Operates only on 2026-01-05
Mon,Thu,Fri 07:20 Love Field, Dallas (DAL) 1 08:10 Las Vegas Harry Reid (LAS) 1
WN 3172 Non-stop Boeing 737-800 (73H) 2:50 Effective 2025-08-07 through 2025-09-29
Tue,Wed 08:05 Love Field, Dallas (DAL) 1 08:55 Las Vegas Harry Reid (LAS) 1
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2025-08-05 through 2025-10-01
Sun 08:40 San Diego (SAN) 1 10:20 Sacramento (SMF) B
WN 3172 Non-stop Boeing 737-700 (73W) 1:40 Valid until 2025-06-01
Sat 09:10 San Diego (SAN) 1 16:55 Orlando (MCO)
WN 3172 Non-stop Boeing 737-800 (73H) 4:45 Effective 2025-11-08 through 2025-11-15
Sat 09:10 San Diego (SAN) 1 16:55 Orlando (MCO)
WN 3172 Non-stop Boeing 737-800 (73H) 4:45 Effective 2025-12-06 through 2025-12-13
Tue,Wed 18:10 Saint Louis (STL) 2 19:30 Denver (DEN)
WN 3172 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri 22:15 Saint Louis (STL) 2 23:35 Denver (DEN)
WN 3172 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-10-02 through 2025-10-31
Sun 22:30 Saint Louis (STL) 2 23:50 Denver (DEN)
WN 3172 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-10-05 through 2025-10-26
Non-Direct Flights:
Sun 06:45 Love Field, Dallas (DAL) 1 10:20 Sacramento (SMF) B
WN 3172 1-stop Boeing 737-700 (73W) 5:35 Operates only on 2025-05-25
Sat 06:50 San Jose (SJC) B 16:55 Orlando (MCO)
WN 3172 1-stop Boeing 737-800 (73H) 7:05 Effective 2025-11-08 through 2025-11-15
Sat 06:50 San Jose (SJC) B 16:55 Orlando (MCO)
WN 3172 1-stop Boeing 737-800 (73H) 7:05 Effective 2025-12-06 through 2025-12-13
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3172: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3172
05:00
Phoenix Sky Harbor (PHX) 4

09:35
Houston Hobby (HOU)
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 WN3172
05:00
Phoenix Sky Harbor (PHX) 4

09:35
Houston Hobby (HOU)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3172
05:00
Phoenix Sky Harbor (PHX) 4

09:35
Houston Hobby (HOU)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3172
05:00
Phoenix Sky Harbor (PHX) 4

09:35
Houston Hobby (HOU)
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 WN3172
05:35
Phoenix Sky Harbor (PHX) 4

10:10
Houston Hobby (HOU)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
06:30
San Jose (SJC) B

07:55
San Diego (SAN) 1
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
06:30
San Jose (SJC) B

07:55
San Diego (SAN) 1
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
06:30
San Jose (SJC) B

07:55
San Diego (SAN) 1
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
06:30
San Jose (SJC) B

07:55
San Diego (SAN) 1
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
06:30
San Jose (SJC) B

07:55
San Diego (SAN) 1
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
06:45
Love Field, Dallas (DAL) 1

07:55
San Diego (SAN) 1
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3172
06:50
San Jose (SJC) B

08:15
San Diego (SAN) 1
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3172
06:50
San Jose (SJC) B

08:15
San Diego (SAN) 1
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
06:50
San Jose (SJC) B

08:15
San Diego (SAN) 1
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3172
07:00
San Jose (SJC) B

08:25
San Diego (SAN) 1
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3172
07:00
San Jose (SJC) B

08:25
San Diego (SAN) 1
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3172
07:00
San Jose (SJC) B

08:25
San Diego (SAN) 1
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3172
07:00
San Jose (SJC) B

08:25
San Diego (SAN) 1
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3172
07:00
San Jose (SJC) B

08:25
San Diego (SAN) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3172
07:20
Love Field, Dallas (DAL) 1

08:10
Las Vegas Harry Reid (LAS) 1
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3172
08:05
Love Field, Dallas (DAL) 1

08:55
Las Vegas Harry Reid (LAS) 1
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
08:40
San Diego (SAN) 1

10:20
Sacramento (SMF) B
Valid until 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3172
09:10
San Diego (SAN) 1

16:55
Orlando (MCO)
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3172
09:10
San Diego (SAN) 1

16:55
Orlando (MCO)
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3172
18:10
Saint Louis (STL) 2

19:30
Denver (DEN)
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3172
22:15
Saint Louis (STL) 2

23:35
Denver (DEN)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3172
22:30
Saint Louis (STL) 2

23:50
Denver (DEN)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3172
06:45
Love Field, Dallas (DAL) 1

10:20
Sacramento (SMF) B
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:35, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3172
06:50
San Jose (SJC) B

16:55
Orlando (MCO)
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:05, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN3172
06:50
San Jose (SJC) B

16:55
Orlando (MCO)
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 7:05, 1-stop
Boeing 737-800 (73H)
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This flight number is listed as serving the following routes:
  • Love Field, Dallas (DAL) - Las Vegas Harry Reid (LAS)
  • Love Field, Dallas (DAL) - Sacramento (SMF)
  • Love Field, Dallas (DAL) - San Diego (SAN)
  • Phoenix Sky Harbor (PHX) - Houston Hobby (HOU)
  • Saint Louis (STL) - Denver (DEN)
  • San Diego (SAN) - Orlando (MCO)
  • San Diego (SAN) - Sacramento (SMF)
  • San Jose (SJC) - Orlando (MCO)
  • San Jose (SJC) - San Diego (SAN)
All Southwest Airlines flights
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