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Cheap flights from St. Louis to Los Angeles from $87

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Los Angeles departing on 6/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from St. Louis to Los Angeles

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Los Angeles.
Frontier Logo
9:55 pm - 5:48 pmSTL-LAX
21h 53m1 stop
Frontier Logo
4:59 pm - 11:44 pmLAX-STL
28h 45m1 stop
$180Frontier
Find Deal
Fri, May 16 - Mon, May 19
Frontier Logo
5:45 pm - 5:43 pmSTL-LAX
25h 58m1 stop
Frontier Logo
4:59 pm - 12:14 amLAX-STL
29h 15m1 stop
$181Frontier
Find Deal
Wed, May 7 - Thu, May 15
Delta Logo
6:30 am - 1:04 pmSTL-LAX
8h 34m1 stop
Delta Logo
11:30 pm - 10:32 amLAX-STL
9h 02m1 stop
$325Delta
Find Deal
Tue, Jul 1 - Thu, Jul 3
American Airlines Logo
6:44 am - 8:50 amSTL-LAX
4h 06mnonstop
American Airlines Logo
5:29 pm - 11:04 pmLAX-STL
3h 35mnonstop
$330American Airlines
Find Deal
Sat, May 24 - Sat, May 31
Delta Logo
6:00 am - 12:58 pmSTL-LAX
8h 58m1 stop
Delta Logo
12:50 am - 10:52 amLAX-STL
8h 02m1 stop
$332Delta
Find Deal
Sat, May 24 - Fri, May 30
American Airlines Logo
6:44 am - 8:50 amSTL-LAX
4h 06mnonstop
American Airlines Logo
12:59 am - 9:54 amLAX-STL
6h 55m1 stop
$340American Airlines
Find Deal
Sat, May 24 - Fri, May 30
Southwest Logo
5:25 pm - 10:10 pmSTL-LAX
6h 45m1 stop
Southwest Logo
9:30 am - 6:50 pmLAX-STL
7h 20m2 stops
$350Southwest
Find Deal
Tue, May 27 - Tue, Jul 1
Southwest Logo
10:00 am - 3:45 pmSTL-LAX
7h 45m2 stops
Southwest Logo
7:05 pm - 12:40 amLAX-STL
3h 35mnonstop
$360Southwest
Find Deal
Mon, Jul 14 - Mon, Jul 21
United Airlines Logo
7:00 am - 9:02 pmSTL-LAX
16h 02m2 stops
United Airlines Logo
12:56 am - 9:56 amLAX-STL
7h 00m1 stop
$408United Airlines
Find Deal
Wed, May 7 - Wed, May 7
United Airlines Logo
6:30 am - 11:43 amSTL-LAX
7h 13m1 stop
United Airlines Logo
12:56 am - 9:56 amLAX-STL
7h 00m1 stop
$439United Airlines
Find Deal
Tue, May 13 - Sat, May 17

Frontier flights from St. Louis to Los Angeles

Our best Frontier deals on St. Louis to Los Angeles flight tickets
Frontier
Apr 27
STL9:55 pmLambert-St Louis
12h 40m
1 stop
LAX8:35 amLos Angeles
May 1
LAX6:15 amLos Angeles
6h 52m
1 stop
STL3:07 pmLambert-St Louis
Frontier
May 16
STL9:55 pmLambert-St Louis
21h 53m
1 stop
LAX5:48 pmLos Angeles
May 19
LAX4:59 pmLos Angeles
28h 45m
1 stop
STL11:44 pmLambert-St Louis
Frontier
May 7
STL5:45 pmLambert-St Louis
25h 58m
1 stop
LAX5:43 pmLos Angeles
May 15
LAX4:59 pmLos Angeles
29h 15m
1 stop
STL12:14 amLambert-St Louis

Spirit Airlines flights from St. Louis to Los Angeles

Our best Spirit Airlines deals on St. Louis to Los Angeles flight tickets
Spirit Airlines
May 6
STL6:10 pmLambert-St Louis
29h 51m
2 stops
LAX10:01 pmLos Angeles
May 9
LAX6:00 amLos Angeles
25h 15m
2 stops
STL9:15 amLambert-St Louis
Spirit Airlines
May 6
STL6:10 pmLambert-St Louis
19h 48m
1 stop
LAX11:58 amLos Angeles
May 9
LAX6:00 amLos Angeles
25h 15m
2 stops
STL9:15 amLambert-St Louis
Spirit Airlines
Jun 7
STL10:10 amLambert-St Louis
22h 41m
2 stops
LAX6:51 amLos Angeles
Jun 14
LAX9:30 pmLos Angeles
17h 34m
1 stop
STL5:04 pmLambert-St Louis

See travel insights to Los Angeles from

How to get the cheapest flight ticket from St. Louis to Los Angeles

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Los Angeles?

The month of September is, on average, the cheapest month to fly to Los Angeles from St. Louis, with most prices found around $320. If you aren’t able to travel during the month of September, then book flights to Los Angeles from St. Louis during August instead. Flights to Los Angeles in August, while not as cheap as those in September, still average around $331.

What is the cheapest day to depart on your flight to Los Angeles?

Our data shows that Wednesday is the least expensive day to fly to Los Angeles. Tickets to fly out on this day can be as low as $469. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Los Angeles on Monday is $628.

What is the cheapest time of day to depart on your flight to Los Angeles?

Our most recent data shows that the best time of day to fly to Los Angeles is in the morning. Flights from St. Louis to Los Angeles during this time can be as low as $521. In the evening is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $677 per ticket.

What is the cheapest Lambert-St Louis to Los Angeles flight route?

Fly from Lambert-St Louis to Los Angeles for the best Lambert-St Louis - Los Angeles flight prices

How far in advance should I book a flight to Los Angeles?

You are more likely to see cheaper flights to Los Angeles from St. Louis when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around $393 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from St. Louis for as low as $336 on momondo.

What cabin class options are available on Lambert-St Louis to Los Angeles flights?

There are 4 cabin classes available to choose from on Lambert-St Louis to Los Angeles flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have St. Louis to Los Angeles flight prices changed over time?

As of April 2025, prices for St. Louis to Los Angeles flights are approximately 56% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Los Angeles

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Los Angeles according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Los Angeles (STL to LAX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Los Angeles

Best Price Found

$87

Fastest flight time

3h 52m

Direct flights

Every day

Airports in Los Angeles

1 airport
The best one-way flight to Los Angeles from St. Louis in the past 72 hours is $87. The best round-trip flight deal from St. Louis to Los Angeles found on momondo in the last 72 hours is $180.
The fastest flight from St. Louis to Los Angeles takes 3h 52m
Direct flights go from St. Louis to Los Angeles every day.
There is 1 airport near Los Angeles: Los Angeles (LAX)

  • How far is Lambert-St Louis to Los Angeles by plane?

    The distance between Lambert-St Louis and Los Angeles is about 1588.8 mi. Typically, this will take 3h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Los Angeles Airport?

    Prices for flights from Lambert-St Louis Airport to Los Angeles Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Los Angeles Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Los Angeles Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Los Angeles Airport.

  • What documentation or ID do you need to fly to Los Angeles Airport?

    The necessary travel and health documents for your Los Angeles Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to Los Angeles?

  • What is the most popular airline from St. Louis to Los Angeles?


Best airlines flying from St. Louis to Los Angeles

Compare and see reviews for airlines that fly from St. Louis to Los Angeles with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $94Free CancellationRating
5.9
3,283 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $100Free CancellationRating
6.3
7,940 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $263Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $290Free CancellationRating
8.0
4,287 reviews
Search Southwest flights
United AirlinesPriceFrom $290Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $296Free CancellationRating
8.0
9,911 reviews
Search Alaska Airlines flights
DeltaPriceFrom $319Free CancellationRating
8.0
7,920 reviews
Search Delta flights
  • Southwest Flights From St. Louis to Los Angeles

    Southwest operates around 11 flights from St. Louis to Los Angeles every week. The average price of these flights found in the last 72 hours has been $425, but momondo users have found Southwest deals from St. Louis to Los Angeles from as low as $290 round-trip. Southwest has been scored 8.0/10 in 4,287 reviews.

  • Alaska Airlines Flights From St. Louis to Los Angeles

    Alaska Airlines is also a popular choice for this route. Alaska Airlines flight deals for St. Louis to Los Angeles start from as low as $296 round-trip, depending on your selected dates, with average Alaska Airlines deals seen on momondo around $547. Alaska Airlines operates 6 flights to Los Angeles from St. Louis in an average week. Users have rated it 8.0/10 across 9,911 reviews.


Traveling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Avalon
Big Bear Lake
Big Bear
Carlsbad
Riverside
Inglewood
Temecula
Laguna Beach
Malibu
Oceanside
Huntington Beach
Irvine
Buena Park
Ventura
Pasadena
Newport Beach
West Hollywood
Garden Grove
Glendale
Torrance

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Los Angeles?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Los Angeles. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Los Angeles with flexible booking policies on momondo?

Flights from St. Louis to Los Angeles with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Los Angeles?

Once all potential St. Louis to Los Angeles flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Los Angeles right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Los Angeles, momondo offers a useful price alert feature which will track prices for flights to Los Angeles from St. Louis and alert you when they change.


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