£172 Cheap American Airlines flights from Los Angeles to St. Louis (LAX→STL)

View £172 flight on Wed, 5 Aug 2026Opens in a new window

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American Airlines flights from Los Angeles to St. Louis (LAX→STL)

Prices were available within the past 7 days and start at £172 for one-way flights and £285 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, 5 Aug - Wed, 12 Aug
LAX
Los Angeles
STL
St. Louis
£285 Return, found 4 days ago
£285
Return
found 4 days ago
Select American Airlines flight, departing Wed, 5 Aug from Los Angeles to St. Louis, returning Wed, 12 Aug, priced at £285 found 4 days ago
American Airlines
Wed, 5 Aug - Wed, 12 Aug
LAX
Los Angeles
STL
St. Louis
£301 Return, found 4 days ago
£301
Return
found 4 days ago
Select American Airlines flight, departing Wed, 5 Aug from Los Angeles to St. Louis, returning Wed, 12 Aug, priced at £301 found 4 days ago
American Airlines
Wed, 5 Aug - Wed, 12 Aug
LAX
Los Angeles
STL
St. Louis
£308 Return, found 4 days ago
£308
Return
found 4 days ago
Select American Airlines flight, departing Wed, 5 Aug from Los Angeles to St. Louis, returning Wed, 12 Aug, priced at £308 found 4 days ago
American Airlines
Wed, 5 Aug - Wed, 12 Aug
LAX
Los Angeles
STL
St. Louis
£314 Return, found 4 days ago
£314
Return
found 4 days ago
Select American Airlines flight, departing Wed, 5 Aug from Los Angeles to St. Louis, returning Wed, 12 Aug, priced at £314 found 4 days ago
American Airlines
Wed, 5 Aug - Wed, 12 Aug
LAX
Los Angeles
STL
St. Louis
£338 Return, found 4 days ago
£338
Return
found 4 days ago
Select American Airlines flight, departing Wed, 5 Aug from Los Angeles to St. Louis, returning Wed, 12 Aug, priced at £338 found 4 days ago
American Airlines
Wed, 5 Aug - Wed, 12 Aug
LAX
Los Angeles
STL
St. Louis
£339 Return, found 4 days ago
£339
Return
found 4 days ago
Select American Airlines flight, departing Wed, 5 Aug from Los Angeles to St. Louis, returning Wed, 12 Aug, priced at £339 found 4 days ago

Frequently asked questions

How much is an American Airlines flight from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
You'll find affordable round-trip American Airlines flights from £285 from LAX to STL by sorting your results from "Price (lowest to highest)" on Expedia. Or search for options from £172 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from LAX to STL with American Airlines?
January is one of the most affordable months to jet off to St. Louis with American Airlines. You could also find great deals on one-way and return tickets in February.
Does American Airlines fly nonstop from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
Yes, you can travel from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL) on one of American Airlines's 4 weekly direct flights. Apply Expedia's "Nonstop" and "Airline" filters to find the American Airlines flight that'll arrive at STL at a time that suits you.
How long does it take to fly from LAX to STL with American Airlines?
It takes approximately 3h 36m to travel nonstop from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL) with American Airlines.
What airports does American Airlines fly into in St. Louis?
Catch an American Airlines flight from Los Angeles Intl. Airport (LAX) to St. Louis, and you're most likely to come in to Lambert-St. Louis Intl. Airport (STL). This is the airline's main hub here.
What type of plane does American Airlines fly from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
American Airlines generally operates Airbus A319 planes for flights from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL). Remember that aircraft type can change depending on operational demands, so the plane you catch might be different on the day.
Can I change or cancel my American Airlines flight from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
It's generally possible to modify or cancel your flight, although there may be additional charges if your booking was made more than 24 hours ago. Need to keep your options open? Apply the "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you have to adjust your plans. To modify your booking, visit "Trips," select your flight and click on "Manage Booking" for more information.

Travel information

Origin airport
Los Angeles Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Popular airline
Alaska Airlines
Distance
2541 km
Average flight time
5 hours 56 mins

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