£126 Cheap Flights from Los Angeles (LAX) to St. Louis (STL)

View £126 flight on Tue, 29 Sept 2026Opens 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 £126 for one-way flights and £295 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£295 Return, found 16 hours ago
£295
Return
found 16 hours ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £295 found 16 hours ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£302 Return, found 4 days ago
£302
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £302 found 4 days ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£305 Return, found 6 days ago
£305
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £305 found 6 days ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£318 Return, found 16 hours ago
£318
Return
found 16 hours ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £318 found 16 hours ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£319 Return, found 6 days ago
£319
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £319 found 6 days ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£324 Return, found 4 days ago
£324
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £324 found 4 days ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£329 Return, found 16 hours ago
£329
Return
found 16 hours ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £329 found 16 hours ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£332 Return, found 16 hours ago
£332
Return
found 16 hours ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £332 found 16 hours ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£333 Return, found 16 hours ago
£333
Return
found 16 hours ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £333 found 16 hours ago
Alaska Airlines
Tue, 29 Sept - Mon, 5 Oct
LAX
Los Angeles
STL
St. Louis
£338 Return, found 4 days ago
£338
Return
found 4 days ago
Select Alaska Airlines flight, departing Tue, 29 Sept from Los Angeles to St. Louis, returning Mon, 5 Oct, priced at £338 found 4 days ago

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 centre is 20 minutes. Flights from £383
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city centre20 min
Flights from £383

Frequently asked questions

How much does a flight from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) cost?
One-way flights typically cost between £602 and £1,662 and return flights often range between £602 and £1,662. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
September is typically the cheapest month to fly from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.), with average return fares of approximately £511. This is about 12% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. Other cheap months to fly from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) include February and August.
Which airlines fly direct from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
Enter LAX to STL and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
To find a cheap flight from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The best airline to fly with from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) will differ from traveller to traveller. If you like to fly early, WN offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. AA offers the most daily flights from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
When looking for the best time to fly from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.), it's all about balancing price and availability. Based on booking data from the past year, you'll find the cheapest flights in September and February, with average return prices around £511. While June and October are the most popular months for travel, offering plenty of flight options, they might not align with the lowest fares. If you're flexible, aiming for September or February could save you money, allowing you to enjoy your trip to St. Louis without breaking the bank.
How many flights per day from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
There are approximately 3 nonstop flights per day from Los Angeles International (LAX) to Lambert-St. Louis International (STL). For even more choice, look at flights that include layovers, as there are around 184 connecting flights per day. Some common connection points include O'Hare International (ORD), Denver International (DEN), and McCarran International (LAS).
What is the earliest flight from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The earliest flight from Los Angeles International Airport (LAX) to Lambert-St. Louis International Airport (STL) typically departs at approximately 12:05 AM local time, operated by United Airlines. This is a seasonal service active in June, July, and August. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
If you're flying from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.), you'll find the most flights on a Friday, with around 96 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, American Airlines, and United Airlines. Flight schedules are fairly consistent throughout the week, with Fridays offering notably more flight options compared to other days.
What are the most popular departure times for flights from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
The most popular departure times for flights from Los Angeles Intl. (LAX) to Lambert-St. Louis Intl. (STL) are in the morning, between 6am and 9am. Approximately 23% of passengers prefer this time window. Many major carriers, including WN, AA and UA, offer flights during this window. Many travelers prefer these early morning flights to arrive at their destination with plenty of time to spare.
How long does it take to fly from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
Flying nonstop from LAX to STL takes around 3 hours 30 minutes, with the route covering approximately 1,589 miles. Flights with a layover typically take 3 hours 50 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
Select the "Business class" and "First class" filters when looking for LAX to STL flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight with Expedia?
It's easy to earn miles on a Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for St. Louis from Los Angeles Intl. (LAX)?
From Los Angeles Intl. (LAX), you can fly directly into Lambert-St. Louis Intl. (STL) to reach St. Louis. Some flights may connect through major hubs like McCarran Intl. (LAS), Sky Harbor Intl. (PHX), Denver Intl. (DEN) before reaching St. Louis. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) at the last minute?
Typically, booking a last minute flight from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight and hotel package?
Securing a Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.)?
If you booked your Los Angeles, CA (LAX-Los Angeles Intl.) to St. Louis, MO (STL-Lambert-St. Louis Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Los Angeles Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines
Return price
£295
Distance
2541 km
Average flight time
5 hours 57 mins

Book with confidence

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 £295 and range up to £338.  

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 September, 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.  

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

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*Available to Expedia members.