Earn point on your loyalty program!arrow arc left

Cheap flights from St Louis (STL) to Salt Lake City (SLC)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from St Louis (STL) to Salt Lake City (SLC)

How to find the cheapest flight from St Louis (STL) to Salt Lake City (SLC)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Salt Lake City (SLC)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Salt Lake City (SLC)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from St Louis to Salt Lake City in April , May 2026

30 Apr - 27 May $ 335.00
STL
St Louis
Frontier Airlines
2 STOPS
SLC
Salt Lake City
SLC
Salt Lake City
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates
30 Apr - 09 May $ 724.00
STL
St Louis
Alaska Airlines
1 STOPS
SLC
Salt Lake City
SLC
Salt Lake City
Alaska Airlines
1 STOPS
STL
St Louis
Pick dates
29 Apr - 09 May $ 724.00
STL
St Louis
Alaska Airlines
1 STOPS
SLC
Salt Lake City
SLC
Salt Lake City
Alaska Airlines
1 STOPS
STL
St Louis
Pick dates

Last minute flights from St Louis to Salt Lake City

24 Apr - 30 Apr $ 664.00
STL
St Louis
Frontier Airlines
2 STOPS
SLC
Salt Lake City
SLC
Salt Lake City
Frontier Airlines
1 STOPS
STL
St Louis
Pick dates
29 Apr - 30 Apr $ 833.00
STL
St Louis
Alaska Airlines
1 STOPS
SLC
Salt Lake City
SLC
Salt Lake City
Alaska Airlines
2 STOPS
STL
St Louis
Pick dates
27 Apr - 30 Apr $ 1,155.00
STL
St Louis
United Airlines
1 STOPS
SLC
Salt Lake City
SLC
Salt Lake City
United Airlines
1 STOPS
STL
St Louis
Pick dates

One-way flights to Salt Lake City from St Louis

9:55 PM - 6:26 AM
Frontier Airlines
2 Stops
11h 6m
STL - SLC
$ 265
Kiwi
Pick dates
4:46 PM - 8:48 PM
Alaska Airlines
1 Stops
8h 13m
STL - SLC
$ 440
Kiwi
Pick dates
6:05 PM - 8:32 PM
United Airlines
1 Stops
5h 10m
STL - SLC
$ 659
Kiwi
Pick dates

How to find the cheapest flight from St Louis (STL) to Salt Lake City (SLC)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Salt Lake City (SLC)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Salt Lake City (SLC)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.