Route Price Intelligence
Cheap Flights From St. Louis to Salt Lake City
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Salt Lake City typically runs around $439 round trip from St. Louis, so this $156 Frontier fare is a 65% drop and close to the cheapest price we've tracked on the route. It's a great low-cost base for ski season in the Wasatch mountains this winter, with half a dozen resorts within an hour of the airport.
✓ 4 date combinations found at this price
Search Google FlightsMonthly Price Guide
Best Time to Fly from St. Louis to Salt Lake City
The cheapest time to fly from St. Louis to Salt Lake City is typically May, when fares average around $200. The most expensive month tends to be September at around $439. For the best deals, consider flying in May, June, July.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route