$80 Cheap Flights from Los Angeles (LAX) to St. Louis (STL)

View $80 flight on Wed, Nov 19, 2025Opens in a new window

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

Today's featured flight deals from Los Angeles Intl. (LAX) to St. Louis Lambert Intl. Airport (STL)

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $80 for one-way flights and $160 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sun, Nov 16 - Wed, Nov 19
LAX
Los Angeles
STL
St. Louis
$160 Roundtrip, just found
$160
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Nov 16 from Los Angeles to St. Louis, returning Wed, Nov 19, priced at $160 just found
Frontier Airlines
Mon, Nov 10 - Thu, Nov 13
LAX
Los Angeles
STL
St. Louis
$173 Roundtrip, just found
$173
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 10 from Los Angeles to St. Louis, returning Thu, Nov 13, priced at $173 just found
Frontier Airlines
Thu, Nov 6 - Sun, Nov 9
LAX
Los Angeles
STL
St. Louis
$193 Roundtrip, just found
$193
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 6 from Los Angeles to St. Louis, returning Sun, Nov 9, priced at $193 just found
Southwest Airlines
Wed, Nov 5 - Sat, Nov 8
LAX
Los Angeles
STL
St. Louis
$198 Roundtrip, just found
$198
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Nov 5 from Los Angeles to St. Louis, returning Sat, Nov 8, priced at $198 just found
Southwest Airlines
Tue, Oct 21 - Fri, Oct 24
LAX
Los Angeles
STL
St. Louis
$200 Roundtrip, just found
$200
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Oct 21 from Los Angeles to St. Louis, returning Fri, Oct 24, priced at $200 just found
Frontier Airlines
Mon, Oct 27 - Thu, Oct 30
LAX
Los Angeles
STL
St. Louis
$206 Roundtrip, just found
$206
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Oct 27 from Los Angeles to St. Louis, returning Thu, Oct 30, priced at $206 just found
Frontier Airlines
Mon, Nov 3 - Thu, Nov 6
LAX
Los Angeles
STL
St. Louis
$207 Roundtrip, just found
$207
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 3 from Los Angeles to St. Louis, returning Thu, Nov 6, priced at $207 just found
Alaska Airlines
Tue, Feb 17 - Sat, Feb 21
LAX
Los Angeles
STL
St. Louis
$256 Roundtrip, found 1 day ago
$256
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Feb 17 from Los Angeles to St. Louis, returning Sat, Feb 21, priced at $256 found 1 day ago
Hawaiian Airlines
Tue, Jan 6 - Sun, Jan 11
LAX
Los Angeles
STL
St. Louis
$300 Roundtrip, found 4 days ago
$300
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Tue, Jan 6 from Los Angeles to St. Louis, returning Sun, Jan 11, priced at $300 found 4 days ago
United
Wed, Oct 22 - Sat, Oct 25
LAX
Los Angeles
STL
St. Louis
$310 Roundtrip, just found
$310
Roundtrip
just found
Select United flight, departing Wed, Oct 22 from Los Angeles to St. Louis, returning Sat, Oct 25, priced at $310 just found

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

January is typically the cheapest month to fly

From $118 - $425 per traveler.

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 center is 20 minutes. Flights from $193
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $193
Flights from Los Angeles (LAX) to St. Louis (STL)
Origin airport
Los Angeles Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$160
Distance
1588 mi
Average flight time
6 hours 7 mins

Los Angeles to St. Louis Flights

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

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 Los Angeles to St. Louis are during the month of November. You can find some of the cheapest flights from Los Angeles to St. Louis with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Los Angeles to St. Louis: 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 Los Angeles to St. Louis

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 Los Angeles to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $80 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 Los Angeles to St. Louis 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 Los Angeles to St. Louis 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.

 

Frequently asked questions

How much does a flight from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL) cost?
Grab a cheap one-way flight from $80 or cheap return flight from $160 from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
November is the most affordable month to fly from LAX to STL. Traveling during quieter months is often the key to finding better deals on flights.
Which airlines fly direct from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
When setting off from Los Angeles Intl. Airport (LAX), you can hop on a direct flight to Lambert-St. Louis Intl. Airport (STL) with Southwest Airlines.
What is the cheapest airline that flies from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
While prices may vary depending on your travel dates, American Airlines and Southwest Airlines are often among the top picks for flights between Los Angeles Intl. Airport (LAX) and Lambert-St. Louis Intl. Airport (STL). You can also compare airlines on Expedia and use the "Sort by" filter to find the cheapest ticket for your LAX to STL flight.
How many flights per day from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
On average, just 1 direct flight departs each day from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL). Seeking more options? Use Expedia's filter tool to discover flights with layovers and add a new destination to your journey.
What are the most popular departure times for flights from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
More people fly between LAX and STL at 5 PM than at any other point in the day. Rather skip the crowds? Try choosing a quieter departure window and you could save on your fare as well.
What day of the week has the most flights from LAX to STL?
If you fly on a Thursday, you'll get the largest range of choices for flights from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL).
What is the earliest flight from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
Take the earliest flight at around 6:15AM UTC-8, heading out of Los Angeles Intl. Airport (LAX). You'll be flying for roughly 3h 35m, arriving at Lambert-St. Louis Intl. Airport (STL) at approximately 11:50AM UTC-6.
How long does it take to fly from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
The average flight duration from LAX to STL is 3 hours and 35 minutes, covering a total distance of 1,600 mi.
What airline has the least delays from LAX to STL?
Consider traveling with Alaska Airlines if you'd like to fly straight from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL) without any interruptions. This carrier has the strongest track record for punctuality, with an on-time score of 90%. Want to be notified if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
Select a flight from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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.
What airports do you fly into for St. Louis from Los Angeles Intl. Airport (LAX)?
Check out your flight options from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL). This is the only airport in St. Louis you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from LAX to STL are usually more expensive. To lock in the lowest rates, start looking for flights early. That being said, if you're flexible with your travel plans, you may find a cheap ticket right before your trip.
Is it cheaper to book a LAX to STL flight and hotel package?
Compared with arranging flights and hotels separately, booking a LAX to STL flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the hassle out of travel planning. Simply secure your flights and select from our wide range of stays, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Los Angeles Intl. Airport (LAX) to Lambert-St. Louis Intl. Airport (STL)?
Generally, it's possible to reschedule or cancel your LAX to STL flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.