S$325 Cheap Flights from St. Louis to Los Angeles

View S$325 flight on Sun, 10 May, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at S$325 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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

May is typically the cheapest month to fly

From S$207 - S$350 per traveller.

Frequently asked questions

How much is a flight from STL to LAX?
Start packing your bags, because round-trip journeys from STL to LAX start from . That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book today to lock in 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 St. Louis Lambert International Airport to LAX?
We get that things come up unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to LAX 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 Lambert-St. Louis Intl. Airport (STL) to Los Angeles Intl. Airport (LAX) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Lambert-St. Louis Intl. Airport (STL) to Los Angeles Intl. Airport (LAX)?
You'll be up above the clouds for a while, as the flight distance between St. Louis and Los Angeles is 2,600 kilometres. Create a playlist of your favourite podcasts before leaving home to keep yourself entertained during the trip.
Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to Los Angeles Intl. Airport (LAX)?
One airline that services the route from STL to LAX is Southwest Airlines (WN). It offers 30 flights a month. American Airlines (AA) is also worth checking out. It operates 30 flights per month. Between these two airlines, you'll be able to find a great deal from St. Louis to Los Angeles.
Are STL to LAX flight tickets cheaper when they're purchased at the last minute?
Booking your trip from St. Louis Lambert International Airport to LAX last minute could save you some cash. However, it might cost you a whole lot more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Los Angeles Intl.
Distance
2541 km
Average flight time
2 hours 50 mins

Explore a world of travel with Expedia

*Available to Expedia members.