Cheap Flights from Salt Lake City to St Louis from $381

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Flight deals from Salt Lake City to St Louis

Looking for a cheap last-minute deal or the best return flight from Salt Lake City Airport to St Louis Airport? If you want to travel next month, return fares start from $381. Find the lowest prices on one-way and return tickets right here.

St Louis.$381 per passenger.Departing Wed, 11 Nov, returning Mon, 16 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Salt Lake City on Wed, 11 Nov, arriving in St Louis.Inbound indirect flight with Frontier Airlines, departs from St Louis on Mon, 16 Nov, arriving in Salt Lake City.Price includes taxes and charges.From $381, select.

St Louis.$470 per passenger.Departing Fri, 30 Oct, returning Sun, 1 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Salt Lake City on Fri, 30 Oct, arriving in St Louis.Inbound indirect flight with Frontier Airlines, departs from St Louis on Sun, 1 Nov, arriving in Salt Lake City.Price includes taxes and charges.From $470, select.

St Louis.$676 per passenger.Departing Fri, 16 Oct, returning Sun, 18 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Salt Lake City on Fri, 16 Oct, arriving in St Louis.Inbound indirect flight with Frontier Airlines, departs from St Louis on Sun, 18 Oct, arriving in Salt Lake City.Price includes taxes and charges.From $676, select.

St Louis.$700 per passenger.Departing Fri, 4 Dec, returning Mon, 7 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Salt Lake City on Fri, 4 Dec, arriving in St Louis.Inbound indirect flight with Southwest Airlines, departs from St Louis on Mon, 7 Dec, arriving in Salt Lake City.Price includes taxes and charges.From $700, select.

St Louis.$850 per passenger.Departing Tue, 24 Nov, returning Tue, 1 Dec.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Salt Lake City on Tue, 24 Nov, arriving in St Louis.Inbound indirect flight with Southwest Airlines, departs from St Louis on Tue, 1 Dec, arriving in Salt Lake City.Price includes taxes and charges.From $850, select.

St Louis.$850 per passenger.Departing Thu, 17 Dec, returning Mon, 4 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Salt Lake City on Thu, 17 Dec, arriving in St Louis.Inbound indirect flight with Southwest Airlines, departs from St Louis on Mon, 4 Jan, arriving in Salt Lake City.Price includes taxes and charges.From $850, select.

St Louis.$856 per passenger.Departing Thu, 13 May, returning Sun, 16 May.Return flight with Delta.Outbound direct flight with Delta departs from Salt Lake City on Thu, 13 May, arriving in St Louis.Inbound direct flight with Delta departs from St Louis on Sun, 16 May, arriving in Salt Lake City.Price includes taxes and charges.From $856, select.

St Louis.$856 per passenger.Departing Fri, 4 Dec, returning Mon, 7 Dec.Return flight with Delta.Outbound direct flight with Delta departs from Salt Lake City on Fri, 4 Dec, arriving in St Louis.Inbound direct flight with Delta departs from St Louis on Mon, 7 Dec, arriving in Salt Lake City.Price includes taxes and charges.From $856, select.

St Louis.$862 per passenger.Departing Wed, 18 Nov, returning Sun, 22 Nov.Return flight with Delta.Outbound direct flight with Delta departs from Salt Lake City on Wed, 18 Nov, arriving in St Louis.Inbound direct flight with Delta departs from St Louis on Sun, 22 Nov, arriving in Salt Lake City.Price includes taxes and charges.From $862, select.

St Louis.$863 per passenger.Departing Fri, 30 Oct, returning Sun, 1 Nov.Return flight with Delta.Outbound direct flight with Delta departs from Salt Lake City on Fri, 30 Oct, arriving in St Louis.Inbound direct flight with Delta departs from St Louis on Sun, 1 Nov, arriving in Salt Lake City.Price includes taxes and charges.From $863, select.

St Louis.$864 per passenger.Departing Sat, 13 Mar, returning Sat, 20 Mar.Return flight with Delta.Outbound direct flight with Delta departs from Salt Lake City on Sat, 13 Mar, arriving in St Louis.Inbound direct flight with Delta departs from St Louis on Sat, 20 Mar, arriving in Salt Lake City.Price includes taxes and charges.From $864, select.

St Louis.$869 per passenger.Departing Sat, 29 May, returning Sat, 5 Jun.Return flight with Delta.Outbound direct flight with Delta departs from Salt Lake City on Sat, 29 May, arriving in St Louis.Inbound direct flight with Delta departs from St Louis on Sat, 5 Jun, arriving in Salt Lake City.Price includes taxes and charges.From $869, select.

St Louis.$870 per passenger.Departing Wed, 25 Nov, returning Wed, 2 Dec.Return flight with Delta.Outbound direct flight with Delta departs from Salt Lake City on Wed, 25 Nov, arriving in St Louis.Inbound direct flight with Delta departs from St Louis on Wed, 2 Dec, arriving in Salt Lake City.Price includes taxes and charges.From $870, select.

St Louis.$871 per passenger.Departing Thu, 17 Dec, returning Mon, 4 Jan.Return flight with Delta.Outbound direct flight with Delta departs from Salt Lake City on Thu, 17 Dec, arriving in St Louis.Inbound direct flight with Delta departs from St Louis on Mon, 4 Jan, arriving in Salt Lake City.Price includes taxes and charges.From $871, select.

St Louis.$894 per passenger.Departing Sat, 16 Jan, returning Sat, 23 Jan.Return flight with United.Outbound indirect flight with United, departs from Salt Lake City on Sat, 16 Jan, arriving in St Louis.Inbound indirect flight with United, departs from St Louis on Sat, 23 Jan, arriving in Salt Lake City.Price includes taxes and charges.From $894, select.

St Louis.$897 per passenger.Departing Mon, 12 Apr, returning Thu, 15 Apr.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Salt Lake City on Mon, 12 Apr, arriving in St Louis.Inbound indirect flight with Southwest Airlines, departs from St Louis on Thu, 15 Apr, arriving in Salt Lake City.Price includes taxes and charges.From $897, select.

Find the cheapest month to fly from Salt Lake City to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Salt Lake City to St Louis flights are currently cheapest in November.

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Direct flights from Salt Lake City to St Louis

Salt Lake City to St Louis: Alternative routes

Compare routes from Salt Lake City to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

St Louis

20km from central St Louis

ClosestCheapest

from $381

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Belleville

32km from central St Louis

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Salt Lake City to St Louis: Flight information

The things to know before you go.

Cheapest flight found	$381
Cheapest month to fly	November
Average flight time	2 hrs, 51 mins
Most popular airline	Delta
Average flights per week	46

Finding cheap flights from Salt Lake City to St Louis: Frequently asked questions

How much are return flights from Salt Lake City to St Louis?

The best price we found for a return flight from Salt Lake City to St Louis is $381. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Salt Lake City to St Louis?

2 hours and 51 minutes is the average flight time from Salt Lake City to St Louis.

Which airlines fly direct from Salt Lake City to St Louis?

Delta, Air France and KLM fly direct from Salt Lake City to St Louis.

How many flights are there a week from Salt Lake City to St Louis?

As of October 2026, there are 46 flights per week flying from Salt Lake City to St Louis.

When is the cheapest time to fly from Salt Lake City to St Louis?

The cheapest month to fly from Salt Lake City to St Louis is usually November.

Which upcoming date is cheapest to fly from Salt Lake City Airport to St Louis Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Salt Lake City Airport to St Louis Airport on Wednesday, 11 November 2026.

Can I get a direct flight from Salt Lake City Airport to St Louis Airport?

Yes – the average flight time is 2 hours and 51 minutes.

How can I find the best flight deal to St Louis?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to St Louis?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Salt Lake City Airport to St Louis with?

Currently, Frontier Airlines and Delta offer the cheapest flight tickets to St Louis.

Travelling from Salt Lake City Airport (SLC) to St Louis Airport (STL): what you need to know

Around 2 hours 50 minutes is how long you can expect to be in the air on a direct flight from Salt Lake City Airport to St Louis Airport.
St Louis is one hour ahead of Salt Lake City and observes the UTC-6 timezone.
Every week, there are 19 Salt Lake City Airport to St Louis Airport flights.
Leave plenty of time to make your SLC to STL flight. As a general rule, arrive at least two hours before international departures and an hour ahead for domestic flights.
Be prepared for longer queues in popular months such as July. Arriving up to four hours in advance for international flights and two hours for a domestic departure will help ensure a smooth travel experience.
Flying into St Louis (and then discovering more of the United States!) is a cinch with Delta. This popular carrier offers direct flights from Salt Lake City Airport to St Louis Airport.
The airline that serves the most passengers on this route is Delta.
With a reliable 84.9% of services arriving on schedule, Delta is the most punctual carrier offering SLC to STL flights.
We make it a cinch to book a flight with a stopover. To see your options for tickets from Salt Lake City Airport to St Louis Airport, deselect 'Direct flights only.' Then, choose a flight offering a stop long enough to explore the city of your choice. Some great stopovers between SLC and STL include:
- Denver International Airport
- Kansas City International Airport
- Omaha Eppley Airfield Airport

Handy information about Salt Lake City Airport (SLC)

You'll find SLC at 776 North Terminal Drive.
Salt Lake City Airport has a strong on-time record, making delays less likely. Departures from SLC make it to their destination as scheduled 85% of the time.
Salt Lake City Airport is around 11 kilometres from central Salt Lake City. If you're ride-sharing, catching a taxi or driving from the centre, it'll take 10 minutes or so to arrive, depending on the traffic.
You can expect a journey time of about 20 minutes on public transport.
Taking an early flight from Salt Lake City Airport to St Louis Airport? Avoid rushing to the airport (and sneak in some extra precious sleep) by choosing one of these hotels near SLC:

Arriving at St Louis Airport (STL)

Consider booking a hotel close to STL if you're catching a late Salt Lake City Airport to St Louis Airport flight. Check in to one of these options and make your arrival easier:
Go where the road takes you with a St Louis Airport rental car. Pick up a set of wheels from Hertz, Budget or Alamo and experience more of St Louis and beyond.
For the lowest price, reserve your ride from St Louis Airport about one week in advance.

When to fly to St Louis Airport (STL)

It's time to choose your travel dates for your flight from Salt Lake City Airport to St Louis Airport. July is the busiest month to visit St Louis. If you prefer a quieter vibe, go in March.
The warmest month in St Louis is July, with temperatures ranging between 17ºC and 33ºC. Book your flights from Salt Lake City Airport to St Louis Airport in this month if you like this kind of weather.
If you like travelling in cooler conditions, search for a cheap ticket from SLC to STL in January. Average temperatures are between -7ºC and 8ºC then.

Explore more of the United States

You've seen St Louis, now it's time to discover more of the United States. Travel about 418 kilometres north-east to Chicago to tick off its top attractions. From Millennium Park to Art Institute of Chicago and Willis Tower, you'll have a packed itinerary ahead.
If you're interested in discovering another corner of the United States, head for Indianapolis, about 370 kilometres east of St Louis. Lucas Oil Stadium, Eiteljorg Museum and The Children's Museum of Indianapolis are highlights.