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

Popular airlines from St. Louis (XLS) to Los Angeles Intl. (LAX)

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Frequently asked questions

How much does a flight from St. Louis (XLS) to Los Angeles Intl. Airport (LAX) cost?
Secure a cheap one-way flight or cheap return flight from St. Louis (XLS) to Los Angeles Intl. Airport (LAX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from St. Louis (XLS) to Los Angeles Intl. Airport (LAX)?
The cheapest month to fly from XLS to LAX is , when demand is low. Off-peak months are usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from St. Louis (XLS) to Los Angeles Intl. Airport (LAX)?
To find the cheapest airline that'll fly you from XLS to LAX, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from St. Louis (XLS) to Los Angeles Intl. Airport (LAX)?
There are no daily nonstop flights departing from St. Louis (XLS) to Los Angeles Intl. Airport (LAX). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from XLS to LAX?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. Louis (XLS) to Los Angeles Intl. Airport (LAX)?
To touch down at Los Angeles Intl. Airport (LAX) on time, opt for a flight that leaves from St. Louis (XLS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from St. Louis (XLS) to Los Angeles Intl. Airport (LAX) last-minute?
Booking your ticket from XLS to LAX right before your journey is generally more expensive. However, if you're flexible with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a XLS to LAX flight and hotel package?
Compared with arranging flights and hotels separately, booking a XLS to LAX flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place takes the hassle out of travel planning. Just pick your flights and choose from our wide range of hotels, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from St. Louis (XLS) to Los Angeles Intl. Airport (LAX)?
In most cases, you can reschedule or cancel your XLS to LAX flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like more details, go to our Customer Service portal.

Travel information

Origin airport
St. Louis
Destination airport
Los Angeles Intl.
Distance
6260 mi

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St. Louis to Los Angeles Flights

The cheapest times to fly from St. Louis to Los Angeles

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Los Angeles are during the month of . You can find some of the cheapest flights from St. Louis to Los Angeles with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Los Angeles

Sunday is one of the best days to book for cheap flights from St. Louis to Los Angeles: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Los Angeles

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Los Angeles in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Los Angeles flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Los Angeles airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Los Angeles Flights

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*Available to One Key members.