$158 Cheap Delta flights St. Louis (STL) to Los Angeles (LAX)

View $158 flight on Sat, Oct 4, 2025Opens in a new window

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$158 Cheap Delta flights St. Louis (STL) to Los Angeles (LAX)

Prices were available within the past 7 days and start at $158 for one-way flights and $315 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Oct 4 - Tue, Oct 7
STL
St. Louis
LAX
Los Angeles
$315 Roundtrip, found 1 hour ago
$315
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Oct 4 from St. Louis to Los Angeles, returning Tue, Oct 7, priced at $315 found 1 hour ago
Flights from St. Louis (STL) to Los Angeles (LAX)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Los Angeles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
1588 mi
Average flight time
3 hours 31 mins

Frequently asked questions

How much is a Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Los Angeles Intl. Airport (LAX)?
Use the "Price (lowest to highest)" filter on Expedia to find cheap Delta Air Lines return flights from $315 from STL to LAX. Affordable one-way fares from $158 are also on offer.**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 STL to LAX with Delta Air Lines?
Search for one-way or return flights to Los Angeles in January or February. You could find cheaper fares with Delta Air Lines during these off-peak times.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Los Angeles Intl. Airport (LAX) with Delta Air Lines?
Start searching one to three months before your departure to score cheaper fares on Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL) to Los Angeles Intl. Airport (LAX). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Nail your timing, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Los Angeles Intl. Airport (LAX)?
To figure out if there's a direct trip from STL to LAX with Delta Air Lines or other airlines, check the "Nonstop" filter when browsing for flights.
What is the earliest Delta Air Lines flight from STL to LAX?
To find the earliest departures from STL to LAX with Delta Air Lines, filter your search by "Early Morning" and "Morning." Choosing an early flight generally means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Los Angeles?
Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL) to Los Angeles arrive at Los Angeles Intl. Airport (LAX). This is the main entry point to this destination.
Why fly with Delta Air Lines from STL to LAX?
Heading from STL to LAX with Delta Air Lines means enjoying a host of benefits, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Los Angeles Intl. Airport (LAX)?
You can usually change or cancel your flight, although there may be a charge if you booked over 24 hours ago. Need flexible options? Make use of our "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you need to adjust your plans. To update your booking, go to "Trips," select your flight and click on "Manage Booking" for further information.

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