Southwest Airlines flights from Saint Louis (STL) to Salt Lake City (SLC).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 13:30 Saint Louis (STL) 2 15:30 Salt Lake City (SLC)
Southwest Airlines WN 2536 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2026-06-06 through 2026-08-01
Non-Direct Flights:
Sun 15:25 Saint Louis (STL) 2 20:05 Salt Lake City (SLC)
Southwest Airlines WN 361 1-stop Boeing 737-700 (Scimitar Winglets) 5:40 Operates only on 2026-05-24
Sun 16:40 Saint Louis (STL) 2 20:55 Salt Lake City (SLC)
Southwest Airlines WN 668 1-stop Boeing 737 MAX 8 (7M8) 5:15 Operates only on 2026-05-24
Sun 06:30 Saint Louis (STL) 2 11:05 Salt Lake City (SLC)
Southwest Airlines WN 2354 1-stop Boeing 737-800 (73H) 5:35 Operates only on 2026-05-24
Sat 17:55 Saint Louis (STL) 2 22:15 Salt Lake City (SLC)
Southwest Airlines WN 3797 1-stop Boeing 737-800 (73H) 5:20 Effective 2026-03-07 through 2026-04-04
Mon,Thu,Fri 18:00 Saint Louis (STL) 2 22:40 Salt Lake City (SLC)
Southwest Airlines WN 3890 1-stop Boeing 737 MAX 8 (7M8) 5:40 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 12:35 Saint Louis (STL) 2 17:25 Salt Lake City (SLC)
Southwest Airlines WN 4099 1-stop Boeing 737-800 (73H) 5:50 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 12:35 Saint Louis (STL) 2 17:25 Salt Lake City (SLC)
Southwest Airlines WN 4099 1-stop Boeing 737-800 (73H) 5:50 Effective 2026-02-20 through 2026-03-01
Mon-Fri 06:00 Saint Louis (STL) 2 10:50 Salt Lake City (SLC)
Southwest Airlines WN 4503 1-stop Boeing 737 MAX 8 (7M8) 5:50 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 06:00 Saint Louis (STL) 2 10:50 Salt Lake City (SLC)
Southwest Airlines WN 4503 1-stop Boeing 737 MAX 8 (7M8) 5:50 Effective 2026-01-18 through 2026-01-23
Mon-Fri 06:00 Saint Louis (STL) 2 10:50 Salt Lake City (SLC)
Southwest Airlines WN 4503 1-stop Boeing 737 MAX 8 (7M8) 5:50 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 06:00 Saint Louis (STL) 2 10:50 Salt Lake City (SLC)
Southwest Airlines WN 4503 1-stop Boeing 737 MAX 8 (7M8) 5:50 Effective 2026-02-08 through 2026-02-11
Tue,Wed 06:00 Saint Louis (STL) 2 10:50 Salt Lake City (SLC)
Southwest Airlines WN 4503 1-stop Boeing 737 MAX 8 (7M8) 5:50 Effective 2026-02-18 through 2026-03-04




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Southwest Airlines flights from Saint Louis (STL) to Salt Lake City (SLC).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN2536
13:30
Saint Louis (STL) 2

15:30
Salt Lake City (SLC)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN361
15:25
Saint Louis (STL) 2

20:05
Salt Lake City (SLC)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN668
16:40
Saint Louis (STL) 2

20:55
Salt Lake City (SLC)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:15, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN2354
06:30
Saint Louis (STL) 2

11:05
Salt Lake City (SLC)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:35, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3797
17:55
Saint Louis (STL) 2

22:15
Salt Lake City (SLC)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:20, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3890
18:00
Saint Louis (STL) 2

22:40
Salt Lake City (SLC)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:40, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4099
12:35
Saint Louis (STL) 2

17:25
Salt Lake City (SLC)
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN4099
12:35
Saint Louis (STL) 2

17:25
Salt Lake City (SLC)
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 5:50, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN4503
06:00
Saint Louis (STL) 2

10:50
Salt Lake City (SLC)
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4503
06:00
Saint Louis (STL) 2

10:50
Salt Lake City (SLC)
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4503
06:00
Saint Louis (STL) 2

10:50
Salt Lake City (SLC)
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4503
06:00
Saint Louis (STL) 2

10:50
Salt Lake City (SLC)
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4503
06:00
Saint Louis (STL) 2

10:50
Salt Lake City (SLC)
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:50, 1-stop
Boeing 737 MAX 8 (7M8)
  • A domestic route departing from the Saint Louis airport (STL) and arriving at Salt Lake City airport (SLC).
  • The flight distance is 1152 miles, or 1855 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time is 3:00.
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