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Cheap flights from Salt Lake City to St. Louis from $55

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 4/12. 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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0 bags

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Find the cheapest flights from Salt Lake City to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Salt Lake City to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.
8:29 pm - 9:09 amSLC-STL
11h 40m1 stop
6:53 pm - 12:34 amSTL-SLC
6h 41m1 stop
$129Frontier
Find Deal
Thu, May 8 - Sat, May 10
6:00 am - 10:01 amSLC-STL
27h 01m1 stop
9:55 pm - 11:32 amSTL-SLC
14h 37m1 stop
$140Frontier
Find Deal
Fri, Apr 25 - Sun, Apr 27
12:16 pm - 7:29 pmSLC-STL
6h 13m1 stop
7:35 am - 12:30 pmSTL-SLC
5h 55m1 stop
$351American Airlines
Find Deal
Tue, Apr 8 - Thu, Apr 10
8:45 pm - 12:32 amSLC-STL
2h 47mnonstop
2:20 pm - 4:34 pmSTL-SLC
3h 14mnonstop
$359Delta
Find Deal
Thu, Mar 27 - Thu, Apr 3
1:40 pm - 10:00 pmSLC-STL
7h 20m1 stop
2:20 pm - 7:05 pmSTL-SLC
5h 45m1 stop
$360Southwest
Find Deal
Fri, Apr 11 - Tue, Apr 15
11:59 pm - 8:30 amSLC-STL
7h 31m1 stop
6:00 am - 10:50 amSTL-SLC
5h 50m1 stop
$365American Airlines
Find Deal
Fri, May 2 - Tue, May 6
8:45 pm - 12:32 amSLC-STL
2h 47mnonstop
11:19 am - 4:40 pmSTL-SLC
6h 21m1 stop
$369Delta
Find Deal
Thu, Mar 27 - Fri, Apr 4
1:40 pm - 10:00 pmSLC-STL
7h 20m1 stop
5:20 am - 12:10 pmSTL-SLC
7h 50m2 stops
$370Southwest
Find Deal
Fri, Apr 11 - Tue, Apr 15
12:38 am - 2:42 pmSLC-STL
13h 04m2 stops
4:45 pm - 10:15 pmSTL-SLC
6h 30m1 stop
$436United Airlines
Find Deal
Wed, Apr 2 - Tue, Apr 8
12:38 am - 2:42 pmSLC-STL
13h 04m2 stops
3:40 pm - 10:15 pmSTL-SLC
7h 35m2 stops
$441United Airlines
Find Deal
Wed, Apr 2 - Tue, Apr 8

Frontier flights from Salt Lake City to St. Louis

Our best Frontier deals on Salt Lake City to St. Louis flight tickets
Frontier
May 8
SLC8:29 pmSalt Lake City
11h 40m
1 stop
STL9:09 amLambert-St Louis
May 10
STL6:53 pmLambert-St Louis
6h 41m
1 stop
SLC12:34 amSalt Lake City
Frontier
Apr 25
SLC6:00 amSalt Lake City
27h 01m
1 stop
STL10:01 amLambert-St Louis
Apr 27
STL9:55 pmLambert-St Louis
14h 37m
1 stop
SLC11:32 amSalt Lake City
Frontier
Apr 6
SLC6:00 amSalt Lake City
4h 37m
1 stop
STL11:37 amLambert-St Louis
Apr 12
STL6:51 pmLambert-St Louis
14h 03m
1 stop
SLC7:54 amSalt Lake City

American Airlines flights from Salt Lake City to St. Louis

Our best American Airlines deals on Salt Lake City to St. Louis flight tickets
American Airlines
Apr 8
SLC12:16 pmSalt Lake City
6h 13m
1 stop
STL7:29 pmLambert-St Louis
Apr 10
STL7:35 amLambert-St Louis
5h 55m
1 stop
SLC12:30 pmSalt Lake City
American Airlines
May 2
SLC11:59 pmSalt Lake City
7h 31m
1 stop
STL8:30 amLambert-St Louis
May 6
STL6:00 amLambert-St Louis
5h 50m
1 stop
SLC10:50 amSalt Lake City
American Airlines
Jul 7
SLC11:59 pmSalt Lake City
7h 14m
1 stop
STL8:13 amLambert-St Louis
Jul 12
STL7:57 pmLambert-St Louis
5h 13m
1 stop
SLC12:10 amSalt Lake City

See travel insights to St. Louis from

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, May 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 $185. The month of August is another great option to travel to St. Louis, with average flight prices from Salt Lake City averaging around $324.

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 $466. 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 $559. 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 at noon is the least expensive time of day to depart. momondo users have found prices as low as $470 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $489 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 3 weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $397 when searching 3 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 $313 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.

How have Salt Lake City to St. Louis flight prices changed over time?

As of February 2025, prices for Salt Lake City to St. Louis flights are approximately 125% more expensive when compared to flights at the same time last year.

When to book flights from Salt Lake City to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Salt Lake City to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

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

Best Price Found

$55

Fastest flight time

2h 47m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Salt Lake City in the past 72 hours is $55. The best round-trip flight deal from Salt Lake City to St. Louis found on momondo in the last 72 hours is $129.
The fastest flight from Salt Lake City to St. Louis takes 2h 47m
Direct flights go from Salt Lake City to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • 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 2h 47m.

  • 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?

  • 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?

  • What is the most popular airline from Salt Lake City to St. Louis?


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
FrontierPriceFrom $102Free CancellationRating
6.0
3,351 reviews
Search Frontier flights
American AirlinesPriceFrom $247Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $306Free CancellationRating
7.4
8,746 reviews
Search United Airlines flights
SouthwestPriceFrom $354Free CancellationRating
8.1
4,387 reviews
Search Southwest flights
DeltaPriceFrom $367Free CancellationRating
8.0
8,191 reviews
Search Delta flights
  • Delta Flights From Salt Lake City to St. Louis

    Delta operates around 18 flights from Salt Lake City to St. Louis every week. The average price of these flights found in the last 72 hours has been $482, but momondo users have found Delta deals from Salt Lake City to St. Louis from as low as $367 round-trip. Delta has been scored 8.0/10 in 8,203 reviews.


Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Collinsville
Florissant
Maryland Heights
Hermann
Fairview Heights
Fenton
O'Fallon
Farmington
Alton
St. Peters
Wentzville
Eureka
Festus
Glencoe
Clayton
Edwardsville
Litchfield
Grafton

Why 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.


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