Cheap flights from Salt Lake City to St. Louis from $59
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Salt Lake City to St. Louis departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Spirit Airlines flights from Salt Lake City to St. Louis
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American Airlines flights from Salt Lake City to St. Louis
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How to get the cheapest flight ticket from Salt Lake City to St. Louis
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to St. Louis?
In general, August is the cheapest month to fly from Salt Lake City to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $341. The month of February is another great option to travel to St. Louis, with average flight prices from Salt Lake City averaging around $359.
What is the cheapest day to depart on your flight to St. Louis?
The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $439. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $516. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.
What is the cheapest time of day to depart on your flight to St. Louis?
Flying to St. Louis from Salt Lake City in the evening is the least expensive time of day to depart. momondo users have found prices as low as $429 when looking at flights departing in the evening. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $488 per ticket.
What is the cheapest Salt Lake City to Lambert-St Louis flight route?
Fly from Salt Lake City to Lambert-St Louis for the best Salt Lake City - Lambert-St Louis flight prices
How far in advance should I book a flight to St. Louis?
You are more likely to see cheaper flights to St. Louis from Salt Lake City when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $408 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Salt Lake City for as low as $310 on momondo.
What cabin class options are available on Salt Lake City to Lambert-St Louis flights?
There are 4 cabin classes available to choose from on Salt Lake City to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Salt Lake City to Lambert-St Louis?
Frontier, Spirit Airlines, and Hawaiian Airlines are the most popular carriers operating from Salt Lake City to Lambert-St Louis
What airlines fly to St. Louis?
Delta, Frontier and Southwest are the top three most popular airlines that fly to St. Louis from Salt Lake City according to our data. Delta is the first choice among our users, with 59% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 5 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.
How many flights depart from Salt Lake City to St. Louis on average per day?
The number of flights available between Salt Lake City and St. Louis is 2 per day as of July 2025. The most frequent departure time is 8:00PM, with 36% of daily flights leaving in the afternoon.
How many flights depart from Salt Lake City to St. Louis on average per week?
20 flights are operational weekly from Salt Lake City to St. Louis as of July 2025. The most popular departure day for this route is Thu, with 35% of flights per week taking off on this day.
When to book flights from Salt Lake City to St. Louis
Cheap Salt Lake City to St. Louis (SLC to STL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Salt Lake City to St. Louis
How far is Salt Lake City to Lambert-St Louis by plane?
There are 1158.3 mi between Salt Lake City and Lambert-St Louis. In terms of flight time, this usually takes a little over 6h 56m.
When did momondo last update prices for flights from Salt Lake City Airport to Lambert-St Louis Airport?
Prices for flights from Salt Lake City Airport to Lambert-St Louis Airport refresh daily.
How many operators does momondo search for flights from Salt Lake City Airport to Lambert-St Louis Airport?
As of July 2025, there are 5 operators available to choose from for flights from Salt Lake City Airport to Lambert-St Louis Airport.
How old do you have to be to fly from Salt Lake City Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Salt Lake City Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Salt Lake City to St. Louis?
momondo data reveals that the most frequently booked plane model on the route from Salt Lake City to St. Louis is Airbus A319, representing 38.92% of all bookings. The subsequent popular models are Airbus A220-300 at 29.19%, Boeing 737-800 at 18.38%, and Airbus A320-100/200 at 6.49%.
What is the most popular airline from Salt Lake City to St. Louis?
Based on momondo bookings for flights between Salt Lake City and St. Louis, the leading airline is Delta, making up 58% of the total bookings. Other popular airlines include Frontier with 24%, Southwest with 10%, and American Airlines with 4%.
Best airlines flying from Salt Lake City to St. Louis
Compare and see reviews for airlines that fly from Salt Lake City to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $106 | Free Cancellation | Rating 5.9 3,284 reviews | |||
| PriceFrom $298 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $316 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $350 | Free Cancellation | Rating 8.0 4,270 reviews | |||
| PriceFrom $359 | Free Cancellation | Rating 8.0 7,983 reviews |
Southwest Flights From Salt Lake City to St. Louis
Southwest operates around 2 flights from Salt Lake City to St. Louis every week. The average price of these flights found in the last 72 hours has been $449, but momondo users have found Southwest deals from Salt Lake City to St. Louis from as low as $350 round-trip. Southwest has been scored 8.0/10 in 4,266 reviews.
Delta Flights From Salt Lake City to St. Louis
Delta is also a popular choice for this route. Delta flight deals for Salt Lake City to St. Louis start from as low as $359 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $467. Delta operates 15 flights to St. Louis from Salt Lake City in an average week. Users have rated it 8.0/10 across 7,982 reviews.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Salt Lake City to St. Louis?
It is quick and easy to find Salt Lake City to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.
Can I find flights from Salt Lake City to St. Louis with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to St. Louis from Salt Lake City with this policy.
How can momondo help me find flights from Salt Lake City to St. Louis?
momondo helps you find the best flight between Salt Lake City and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Salt Lake City to St. Louis right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to St. Louis from Salt Lake City. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.