£121 Cheap Flights from Los Angeles (LAX) to St. Louis (STL)

View £121 flight on Wed, 28 May 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 £121 for one-way flights and £350 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 29 Aug - Mon, 1 Sep
LAX
Los Angeles
STL
St. Louis
£350 Return, found 3 hours ago
£350
Return
found 3 hours ago
Select Alaska Airlines flight, departing Fri, 29 Aug from Los Angeles to St. Louis, returning Mon, 1 Sep, priced at £350 found 3 hours ago
Alaska Airlines
Mon, 12 May - Sat, 17 May
LAX
Los Angeles
STL
St. Louis
£356 Return, found 5 days ago
£356
Return
found 5 days ago
Select Alaska Airlines flight, departing Mon, 12 May from Los Angeles to St. Louis, returning Sat, 17 May, priced at £356 found 5 days ago
Alaska Airlines
Fri, 29 Aug - Mon, 1 Sep
LAX
Los Angeles
STL
St. Louis
£365 Return, found 3 hours ago
£365
Return
found 3 hours ago
Select Alaska Airlines flight, departing Fri, 29 Aug from Los Angeles to St. Louis, returning Mon, 1 Sep, priced at £365 found 3 hours ago
Alaska Airlines
Mon, 12 May - Sat, 17 May
LAX
Los Angeles
STL
St. Louis
£367 Return, found 5 days ago
£367
Return
found 5 days ago
Select Alaska Airlines flight, departing Mon, 12 May from Los Angeles to St. Louis, returning Sat, 17 May, priced at £367 found 5 days ago
Alaska Airlines
Fri, 29 Aug - Mon, 1 Sep
LAX
Los Angeles
STL
St. Louis
£376 Return, found 3 hours ago
£376
Return
found 3 hours ago
Select Alaska Airlines flight, departing Fri, 29 Aug from Los Angeles to St. Louis, returning Mon, 1 Sep, priced at £376 found 3 hours ago
Alaska Airlines
Sat, 10 May - Sat, 17 May
LAX
Los Angeles
STL
St. Louis
£405 Return, found 5 days ago
£405
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 10 May from Los Angeles to St. Louis, returning Sat, 17 May, priced at £405 found 5 days ago
Alaska Airlines
Fri, 29 Aug - Mon, 1 Sep
LAX
Los Angeles
STL
St. Louis
£425 Return, found 3 hours ago
£425
Return
found 3 hours ago
Select Alaska Airlines flight, departing Fri, 29 Aug from Los Angeles to St. Louis, returning Mon, 1 Sep, priced at £425 found 3 hours ago
Alaska Airlines
Tue, 6 May - Sat, 10 May
LAX
Los Angeles
STL
St. Louis
£436 Return, found 4 days ago
£436
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 6 May from Los Angeles to St. Louis, returning Sat, 10 May, priced at £436 found 4 days ago
Alaska Airlines
Fri, 29 Aug - Mon, 1 Sep
LAX
Los Angeles
STL
St. Louis
£440 Return, found 3 hours ago
£440
Return
found 3 hours ago
Select Alaska Airlines flight, departing Fri, 29 Aug from Los Angeles to St. Louis, returning Mon, 1 Sep, priced at £440 found 3 hours ago
Alaska Airlines
Tue, 24 Jun - Wed, 25 Jun
LAX
Los Angeles
STL
St. Louis
£445 Return, found 17 hours ago
£445
Return
found 17 hours ago
Select Alaska Airlines flight, departing Tue, 24 Jun from Los Angeles to St. Louis, returning Wed, 25 Jun, priced at £445 found 17 hours ago
Flight from Los Angeles to St. Louis route information
Origin airport
Los Angeles Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines
Return price
£349
Distance
2541 km

Compare flights from Los Angeles to St. Louis easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Los Angeles to St. Louis. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Lambert-St. Louis Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Los Angeles Intl. to Lambert-St. Louis Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Los Angeles Intl. (LAX) to Lambert-St. Louis Intl. (STL) 

The easiest way to view the best deals on flights from Los Angeles to St. Louis today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Los Angeles Intl. to Lambert-St. Louis Intl. start at just £350 and range up to £445.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Los Angeles and St. Louis
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Los Angeles to St. Louis flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Los Angeles Intl. to Lambert-St. Louis Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from LAX to St. Louis Lambert International Airport?
Start packing your bags, because round-trip journeys from Los Angeles Intl. Airport (LAX) to St. Louis Lambert International Airport start from £350. That’s based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to nab the best deal. 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 St. Louis Lambert International Airport?
Most flights can be conveniently cancelled online, but whether you incur a fee differs between airlines. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Los Angeles Intl. Airport (LAX) to Lambert Field that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for LAX to Lambert Field flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Los Angeles Intl. Airport (LAX) to STL?
It’s around 2,600 kilometres between Los Angeles Intl. Airport (LAX) and Lambert Field, so expect to be in your seat for a while. Keep yourself entertained with things like crossword puzzles or a thrilling novel.
Which airlines fly direct from LAX to Lambert Field?
A popular airline that flies from LAX to STL is Southwest Airlines (WN). It offers 30 monthly flights. American Airlines (AA) is another option. It offers 30 flights per month. Between these two airlines, you’ll be able to find a good deal from Los Angeles to St. Louis.
Are LAX to St. Louis Lambert International Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to score a great last-minute deal from Los Angeles Intl. Airport (LAX) to STL, but it’s also possible to miss out entirely! As many airlines publish prices up to a year in advance, it’s worth keeping an eye on fares early and being ready to pounce when you see a good bargain. Expedia compares carrier prices and updates flight deals often, so you can feel confident knowing you’re always getting the latest offers.

Explore a world of travel with Expedia

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Ontario

Los Angeles - Ontario Intl. to St. Louis
£441.00

Burbank

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