$61 Cheap Flights from Salt Lake City (SLC) to St. Louis (STL)

View $61 flight on Thu, Jan 22, 2026Opens in a new window

Popular airlines from Salt Lake City International Airport (SLC) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Salt Lake City to St. Louis (SLC-STL)

Prices were available within the past 7 days and start at $61 for one-way flights and $110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Nov 18 - Thu, Nov 20
SLC
Salt Lake City
STL
St. Louis
$110 Roundtrip, found 7 hours ago
$110
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Tue, Nov 18 from Salt Lake City to St. Louis, returning Thu, Nov 20, priced at $110 found 7 hours ago
Frontier Airlines
Mon, Nov 17 - Thu, Nov 20
SLC
Salt Lake City
STL
St. Louis
$120 Roundtrip, found 4 hours ago
$120
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Mon, Nov 17 from Salt Lake City to St. Louis, returning Thu, Nov 20, priced at $120 found 4 hours ago
Frontier Airlines
Thu, Jan 22 - Mon, Jan 26
SLC
Salt Lake City
STL
St. Louis
$127 Roundtrip, found 4 hours ago
$127
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Jan 22 from Salt Lake City to St. Louis, returning Mon, Jan 26, priced at $127 found 4 hours ago
Frontier Airlines
Thu, Dec 4 - Sat, Dec 6
SLC
Salt Lake City
STL
St. Louis
$130 Roundtrip, found 2 days ago
$130
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Salt Lake City to St. Louis, returning Sat, Dec 6, priced at $130 found 2 days ago
Frontier Airlines
Fri, Nov 14 - Thu, Nov 20
SLC
Salt Lake City
STL
St. Louis
$137 Roundtrip, found 7 hours ago
$137
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Fri, Nov 14 from Salt Lake City to St. Louis, returning Thu, Nov 20, priced at $137 found 7 hours ago
Frontier Airlines
Tue, Nov 18 - Thu, Nov 20
SLC
Salt Lake City
STL
St. Louis
$148 Roundtrip, found 7 hours ago
$148
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Tue, Nov 18 from Salt Lake City to St. Louis, returning Thu, Nov 20, priced at $148 found 7 hours ago
Alaska Airlines
Tue, Jan 13 - Tue, Jan 20
SLC
Salt Lake City
STL
St. Louis
$338 Roundtrip, found 2 days ago
$338
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Jan 13 from Salt Lake City to St. Louis, returning Tue, Jan 20, priced at $338 found 2 days ago
Southwest Airlines
Thu, Feb 19 - Tue, Feb 24
SLC
Salt Lake City
STL
St. Louis
$350 Roundtrip, found 1 day ago
$350
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Thu, Feb 19 from Salt Lake City to St. Louis, returning Tue, Feb 24, priced at $350 found 1 day ago
Hawaiian Airlines
Thu, Feb 12 - Tue, Feb 17
SLC
Salt Lake City
STL
St. Louis
$359 Roundtrip, found 21 hours ago
$359
Roundtrip
found 21 hours ago
Select Hawaiian Airlines flight, departing Thu, Feb 12 from Salt Lake City to St. Louis, returning Tue, Feb 17, priced at $359 found 21 hours ago
Delta
Thu, May 7 - Sun, May 10
SLC
Salt Lake City
STL
St. Louis
$419 Roundtrip, just found
$419
Roundtrip
just found
Select Delta flight, departing Thu, May 7 from Salt Lake City to St. Louis, returning Sun, May 10, priced at $419 just found

Find the cheapest month to fly from Salt Lake City (SLC) to St. Louis (STL)

February is typically the cheapest month to fly

From $124 - $548 per traveler.

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $247
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $247

Frequently asked questions

How much does a flight from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL) cost?
Get a cheap one-way flight from $61 or cheap return flight from $110 from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
Traveling in November can help you save, as it's the cheapest month for flights between SLC and STL. You'll usually find the lowest fares during off-peak months.
Which airlines fly direct from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
Board a nonstop flight with Delta Air Lines and fly straight from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL).
What is the cheapest airline that flies from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from SLC to STL. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
With an average of 2 nonstop flights departing from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL) each day, you'll be up in the air in no time.
What are the most popular departure times for flights from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
The 5 PM departures from SLC to STL are typically the busiest. These flights can come with a higher price due to their popularity. If you want to save money, choose a less crowded time to fly.
What day of the week has the most flights from SLC to STL?
Depart on a Friday if you're searching for the best selection of flights from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL).
What is the earliest flight from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
Salt Lake City Intl. Airport (SLC)'s first flight to Lambert-St. Louis Intl. Airport (STL) leaves at approximately 9:25AM UTC-7. With a travel duration of 2h 53m, you'll touch down at around 1:18PM UTC-6.
How long does it take to fly from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
It takes approximately 2 hours and 49 minutes to travel the 1,150 mi from SLC to STL.
What airline has the least delays from SLC to STL?
Southwest Airlines has the best performance for on-time direct flights from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL), with an on-time rating of 100%. Use the Expedia App to check your flight status before you take off and get immediate updates about any changes.
What is the best time to fly from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
Opt for a flight from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for St. Louis from Salt Lake City Intl. Airport (SLC)?
Check out your flight options from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL). This is the only St. Louis airport you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Holding off until just before your trip to book a flight from SLC to STL generally means paying more. While you may find some last-minute discounts, there's no guarantee. Keep your travel schedule open to boost your chances of scoring a bargain.
Is it cheaper to book a SLC to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking a SLC to STL flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Just pick your flights and select from our wide range of stays, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Salt Lake City Intl. Airport (SLC) to Lambert-St. Louis Intl. Airport (STL)?
Typically, you're able to reschedule or cancel your SLC to STL flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Origin airport
Salt Lake City Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$110
Distance
1153 mi
Average flight time
4 hours 43 mins

Book with confidence

Salt Lake City to St. Louis Flights

The cheapest times to fly from Salt Lake City to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Salt Lake City to St. Louis are during the month of November. You can find some of the cheapest flights from Salt Lake City to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Salt Lake City to St. Louis

Sunday is one of the best days to book for cheap flights from Salt Lake City to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Salt Lake City to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Salt Lake City to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $61 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Salt Lake City to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Salt Lake City to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Salt Lake City to St. Louis Flights

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*Available to One Key members.