CA $177 Cheap Flights from Los Angeles (LAX) to St. Louis (STL)

View CA $177 flight on Sat, Aug. 23, 2025Opens in a new window

Popular airlines from Los Angeles Intl. (LAX) to Lambert-St. Louis International Airport (STL)

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Cheap flights from Los Angeles (LAX) to St. Louis (STL)

Prices were available within the past 7 days and start at CA $177 for one-way flights and CA $402 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $402 Roundtrip, found 4 days ago
CA $402
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $402 found 4 days ago
Delta
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $429 Roundtrip, found 4 days ago
CA $429
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $429 found 4 days ago
American Airlines
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $434 Roundtrip, found 4 days ago
CA $434
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $434 found 4 days ago
Delta
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $435 Roundtrip, found 4 days ago
CA $435
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $435 found 4 days ago
American Airlines
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $436 Roundtrip, found 4 days ago
CA $436
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $436 found 4 days ago
American Airlines
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $449 Roundtrip, found 4 days ago
CA $449
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $449 found 4 days ago
American Airlines
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $468 Roundtrip, found 4 days ago
CA $468
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $468 found 4 days ago
Spirit Airlines
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $488 Roundtrip, found 4 days ago
CA $488
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $488 found 4 days ago
Alaska Airlines
Sat, Aug. 30 - Sat, Sep. 6
LAX
Los Angeles
STL
St. Louis
CA $526 Roundtrip, found 4 days ago
CA $526
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Aug. 30 from Los Angeles to St. Louis, returning Sat, Sep. 6, priced at CA $526 found 4 days ago
United
Mon, Aug. 11 - Sat, Aug. 16
LAX
Los Angeles
STL
St. Louis
CA $616 Roundtrip, found 5 days ago
CA $616
Roundtrip
found 5 days ago
Select United flight, departing Mon, Aug. 11 from Los Angeles to St. Louis, returning Sat, Aug. 16, priced at CA $616 found 5 days ago

Find the cheapest month to fly from Los Angeles (LAX) to St. Louis (STL)

January is typically the cheapest month to fly

From CA $162 - CA $585 per traveller.

Graph displaying average flight prices per month

Flight from Los Angeles to St. Louis (LAX - STL) route information
Origin airport
Los Angeles Intl.
Destination airport
Lambert-St. Louis Intl.
Roundtrip price
CA $402
Distance
2541 km
Average flight time
5 hours 44 mins

Los Angeles to St. Louis Flights

The easy way to book your flights from Los Angeles to St. Louis 

With Expedia, it’s simple to find and book flights to St. Louis from Los Angeles whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Lambert-St. Louis Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Los Angeles to St. Louis today, tomorrow, or this week.  

 

Save dollars with cheap flights from Los Angeles Intl., LAX to Lambert-St. Louis Intl., STL 

Sort your search results by price to find great deals on your flight from Los Angeles to St. Louis—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. Louis from Los Angeles currently is just CA $402 rising to CA $616.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. Louis  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. Louis from Los Angeles 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. Louis with Expedia today.

Frequently asked questions

How much is a flight from LAX to Lambert-St. Louis Intl. Airport (STL)?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from LAX to STL start from CA $402. Book today to score the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Los Angeles Intl. Airport (LAX) to STL?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from LAX to Lambert-St. Louis Intl. Airport (STL) that have flexible change policies?
Use our "No change fees" filter to find flexible ticketing options for your flight from LAX to Lambert Field. This allows you to snag a good price ahead of time and still have the freedom to make changes without any extra fees. If the new flight costs more, you'll just cover the difference.
How many hours is the flight from LAX to STL?
The flight time between LAX and Lambert Field is 6 hours and 13 minutes. If you're travelling with kids, it's always a good idea to pack some fruit or snacks in your cabin baggage.
How far is the flight from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
The flight distance between LAX and STL is 2,600 kilometres. Bring a drink, a snack and an interesting book to read. Keep yourself entertained and the hours will fly by.
Which airlines fly direct from LAX to STL?
Southwest Airlines (WN) is one of the preferred choices for travellers jetting between LAX and Lambert Field. Choose from the 30 flights it offers on this route each month. After more options? Check out the ticket prices from American Airlines (AA). This carrier offers 17 fights monthly between these airports.
Are Los Angeles Intl. Airport (LAX) to Lambert Field flight tickets cheaper when they're purchased at the last minute?
It is possible to get amazing last-minute deals from LAX to Lambert Field, but it's also possible to miss out altogether! As many airlines publish prices up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can feel confident knowing you're always getting the latest offers.

Explore a world of travel with Expedia

Los Angeles nearby Airports

Ontario

Los Angeles - Ontario Intl. to St. Louis
CA $541.00
*Available to Expedia members.