Southwest Airlines flight WN 3173: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Sat 06:00 Kona (KOA) 06:55 Honolulu (HNL) 2
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 0:55 Effective 2025-10-02 through 2025-11-01
Sat 07:30 Houston Hobby (HOU) 08:55 Tulsa (TUL)
WN 3173 Non-stop Boeing 737-700 (73W) 1:25 Effective 2025-06-07 through 2025-08-02
Fri 07:40 Tulsa (TUL) 08:10 Phoenix Sky Harbor (PHX) 4
WN 3173 Non-stop Boeing 737-800 (73H) 2:30 Operates only on 2025-07-04
Mon,Thu,Fri 08:15 Houston Hobby (HOU) 09:45 Tulsa (TUL)
WN 3173 Non-stop Boeing 737-700 (73W) 1:30 Effective 2025-06-05 through 2025-07-03
Sun 08:15 Houston Hobby (HOU) 09:45 Tulsa (TUL)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 08:15 Houston Hobby (HOU) 09:45 Tulsa (TUL)
WN 3173 Non-stop Boeing 737-700 (73W) 1:30 Effective 2025-07-07 through 2025-08-04
Sun 09:00 Las Vegas Harry Reid (LAS) 1 12:10 Kona (KOA)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 6:10 Operates only on 2025-05-25
Sat 09:30 Tulsa (TUL) 10:15 Denver (DEN)
WN 3173 Non-stop Boeing 737-700 (73W) 1:45 Effective 2025-06-07 through 2025-08-02
Daily 09:45 Las Vegas Harry Reid (LAS) 1 12:55 Kona (KOA)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 6:10 Valid until 2025-05-24
Daily 09:45 Las Vegas Harry Reid (LAS) 1 12:55 Kona (KOA)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 6:10 Effective 2025-05-26 through 2025-06-04
Mon,Thu,Fri 10:20 Tulsa (TUL) 10:50 Phoenix Sky Harbor (PHX) 4
WN 3173 Non-stop Boeing 737-700 (73W) 2:30 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 10:20 Tulsa (TUL) 10:50 Phoenix Sky Harbor (PHX) 4
WN 3173 Non-stop Boeing 737-700 (73W) 2:30 Effective 2025-07-07 through 2025-08-04
Tue,Wed 15:20 Ronald Reagan Washington (DCA) 16:30 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-11-04 through 2025-11-12
Mon-Thu 15:20 Ronald Reagan Washington (DCA) 16:30 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-11-17 through 2025-11-20
Mon-Fri 15:20 Ronald Reagan Washington (DCA) 16:30 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-12-02 through 2025-12-11
Mon-Wed 15:20 Ronald Reagan Washington (DCA) 16:30 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-12-15 through 2025-12-17
Wed,Thu 15:20 Ronald Reagan Washington (DCA) 16:30 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2025-12-24 through 2026-01-01
Sat 16:45 Ronald Reagan Washington (DCA) 17:45 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-11-08 through 2025-11-15
Sat 16:45 Ronald Reagan Washington (DCA) 17:45 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-12-06 through 2025-12-13
Mon,Thu,Fri,Sun 21:35 Ronald Reagan Washington (DCA) 22:35 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 21:35 Ronald Reagan Washington (DCA) 22:35 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-11-21 through 2025-11-28
Fri,Sun 21:35 Ronald Reagan Washington (DCA) 22:35 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2025-12-07 through 2025-12-14
Thu 21:35 Ronald Reagan Washington (DCA) 22:35 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Operates only on 2025-12-18
Mon 21:35 Ronald Reagan Washington (DCA) 22:35 Midway, Chicago (MDW)
WN 3173 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Operates only on 2026-01-05
Non-Direct Flights:
Sat 07:30 Houston Hobby (HOU) 10:15 Denver (DEN)
WN 3173 1-stop Boeing 737-700 (73W) 3:45 Effective 2025-06-07 through 2025-08-02
Mon,Thu,Fri 08:15 Houston Hobby (HOU) 10:50 Phoenix Sky Harbor (PHX) 4
WN 3173 1-stop Boeing 737-700 (73W) 4:35 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 08:15 Houston Hobby (HOU) 10:50 Phoenix Sky Harbor (PHX) 4
WN 3173 1-stop Boeing 737-700 (73W) 4:35 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 3173: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3173
06:00
Kona (KOA)

06:55
Honolulu (HNL) 2
Effective 2025-10-02 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 0:55, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
07:30
Houston Hobby (HOU)

08:55
Tulsa (TUL)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3173
07:40
Tulsa (TUL)

08:10
Phoenix Sky Harbor (PHX) 4
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3173
08:15
Houston Hobby (HOU)

09:45
Tulsa (TUL)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3173
08:15
Houston Hobby (HOU)

09:45
Tulsa (TUL)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
08:15
Houston Hobby (HOU)

09:45
Tulsa (TUL)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3173
09:00
Las Vegas Harry Reid (LAS) 1

12:10
Kona (KOA)
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
09:30
Tulsa (TUL)

10:15
Denver (DEN)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3173
09:45
Las Vegas Harry Reid (LAS) 1

12:55
Kona (KOA)
Valid until 2025-05-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
09:45
Las Vegas Harry Reid (LAS) 1

12:55
Kona (KOA)
Effective 2025-05-26 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
10:20
Tulsa (TUL)

10:50
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3173
10:20
Tulsa (TUL)

10:50
Phoenix Sky Harbor (PHX) 4
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN3173
15:20
Ronald Reagan Washington (DCA)

16:30
Midway, Chicago (MDW)
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
15:20
Ronald Reagan Washington (DCA)

16:30
Midway, Chicago (MDW)
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
15:20
Ronald Reagan Washington (DCA)

16:30
Midway, Chicago (MDW)
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
15:20
Ronald Reagan Washington (DCA)

16:30
Midway, Chicago (MDW)
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
15:20
Ronald Reagan Washington (DCA)

16:30
Midway, Chicago (MDW)
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3173
16:45
Ronald Reagan Washington (DCA)

17:45
Midway, Chicago (MDW)
Effective 2025-11-08 through 2025-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3173
16:45
Ronald Reagan Washington (DCA)

17:45
Midway, Chicago (MDW)
Effective 2025-12-06 through 2025-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3173
21:35
Ronald Reagan Washington (DCA)

22:35
Midway, Chicago (MDW)
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3173
21:35
Ronald Reagan Washington (DCA)

22:35
Midway, Chicago (MDW)
Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3173
21:35
Ronald Reagan Washington (DCA)

22:35
Midway, Chicago (MDW)
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3173
21:35
Ronald Reagan Washington (DCA)

22:35
Midway, Chicago (MDW)
Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3173
21:35
Ronald Reagan Washington (DCA)

22:35
Midway, Chicago (MDW)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3173
07:30
Houston Hobby (HOU)

10:15
Denver (DEN)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3173
08:15
Houston Hobby (HOU)

10:50
Phoenix Sky Harbor (PHX) 4
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:35, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN3173
08:15
Houston Hobby (HOU)

10:50
Phoenix Sky Harbor (PHX) 4
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:35, 1-stop
Boeing 737-700 (73W)
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This flight number is listed as serving the following routes:
  • Houston Hobby (HOU) - Denver (DEN)
  • Houston Hobby (HOU) - Phoenix Sky Harbor (PHX)
  • Houston Hobby (HOU) - Tulsa (TUL)
  • Kona (KOA) - Honolulu (HNL)
  • Las Vegas Harry Reid (LAS) - Kona (KOA)
  • Ronald Reagan Washington (DCA) - Midway, Chicago (MDW)
  • Tulsa (TUL) - Denver (DEN)
  • Tulsa (TUL) - Phoenix Sky Harbor (PHX)
All Southwest Airlines flights
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