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Cheap flights from Los Angeles to St. Louis from £102

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Los Angeles to St. Louis departing on 21/2. 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 Los Angeles to St. Louis

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
11:45 - 23:23
LAX
-
STL
9h 38m
2 stops
Delta Logo
07:15 - 16:09
STL
-
LAX
10h 54m
2 stops
£214Delta
Wed, 4 Mar - Tue, 10 Mar
Southwest Logo
06:05 - 13:35
LAX
-
STL
5h 30m
1 stop
Southwest Logo
08:25 - 10:35
STL
-
LAX
4h 10mdirect
£215Southwest
Sat, 7 Mar - Tue, 10 Mar
Southwest Logo
08:35 - 18:00
LAX
-
STL
7h 25m
2 stops
Southwest Logo
08:25 - 14:20
STL
-
LAX
7h 55m
2 stops
£220Southwest
Sat, 28 Feb - Sat, 7 Mar
Delta Logo
11:50 - 23:25
LAX
-
STL
9h 35m
2 stops
Delta Logo
14:12 - 22:50
STL
-
LAX
10h 38m
2 stops
£221Delta
Wed, 25 Mar - Mon, 30 Mar
Southwest Logo
07:35 - 13:05
LAX
-
STL
3h 30mdirect
Southwest Logo
21:40 - 23:45
STL
-
LAX
4h 05mdirect
£226Southwest
Sat, 11 Apr - Mon, 13 Apr
Southwest Logo
07:45 - 13:15
LAX
-
STL
3h 30mdirect
Southwest Logo
08:25 - 10:35
STL
-
LAX
4h 10mdirect
£231Southwest
Sat, 7 Mar - Tue, 10 Mar
Southwest Logo
23:55 - 09:30
LAX
-
STL
7h 35m
1 stop
Southwest Logo
21:20 - 23:10
STL
-
LAX
3h 50mdirect
£236Southwest
Tue, 2 Jun - Wed, 10 Jun
United Airlines Logo
16:10 - 23:58
LAX
-
STL
5h 48m
1 stop
United Airlines Logo
16:50 - 21:10
STL
-
LAX
6h 20m
1 stop
£243United Airlines
Tue, 2 Jun - Wed, 10 Jun
Southwest Logo
12:25 - 18:00
LAX
-
STL
3h 35mdirect
Southwest Logo
14:05 - 20:25
STL
-
LAX
8h 20m
1 stop
£245Southwest
Tue, 12 May - Sat, 16 May
Southwest Logo
05:00 - 10:35
LAX
-
STL
3h 35mdirect
Southwest Logo
16:35 - 20:55
STL
-
LAX
6h 20m
1 stop
£247Southwest
Thu, 7 May - Tue, 12 May

Southwest flights from Los Angeles to St. Louis

Our best Southwest deals on Los Angeles to St. Louis flight tickets
Southwest
7 Mar
LAX06:05Los Angeles
5h 30m
1 stop
STL13:35Lambert-St Louis
10 Mar
STL08:25Lambert-St Louis
4h 10m
LAX10:35Los Angeles
£215
Southwest
28 Feb
LAX08:35Los Angeles
7h 25m
2 stops
STL18:00Lambert-St Louis
7 Mar
STL08:25Lambert-St Louis
7h 55m
2 stops
LAX14:20Los Angeles
£220
Southwest
11 Apr
LAX07:35Los Angeles
3h 30m
STL13:05Lambert-St Louis
13 Apr
STL21:40Lambert-St Louis
4h 05m
LAX23:45Los Angeles
£226

Alaska Airlines flights from Los Angeles to St. Louis

Our best Alaska Airlines deals on Los Angeles to St. Louis flight tickets
Alaska Airlines
31 May
LAX06:00Los Angeles
7h 50m
1 stop
STL15:50Lambert-St Louis
8 Jun
STL06:00Lambert-St Louis
10h 34m
1 stop
LAX14:34Los Angeles
£265
Alaska Airlines
30 May
LAX07:00Los Angeles
8h 06m
1 stop
STL17:06Lambert-St Louis
7 Jun
STL18:20Lambert-St Louis
7h 37m
1 stop
LAX23:57Los Angeles
£302
Alaska Airlines
3 Jun
LAX09:00Los Angeles
8h 00m
1 stop
STL19:00Lambert-St Louis
9 Jun
STL06:36Lambert-St Louis
4h 14m
LAX08:50Los Angeles
£305

momondo Fare Finder

 
Customise your flight search to find flights from Los Angeles to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 1 February 2026.
Use the filters below to find and compare flights from Los Angeles to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 4/3

11:45-23:23

2 stops9h 38m

Lambert-St Louis

Tue 10/3

07:15-16:09

2 stops10h 54m

£214

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sat 7/3

06:05-13:35

1 stop5h 30m

Lambert-St Louis

Tue 10/3

08:25-10:35

Nonstop4h 10m

£215

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sat 28/2

08:35-18:00

2 stops7h 25m

Lambert-St Louis

Sat 7/3

08:25-14:20

2 stops7h 55m

£220

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 25/3

11:50-23:25

2 stops9h 35m

Lambert-St Louis

Mon 30/3

14:12-22:50

2 stops10h 38m

£221

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sat 11/4

07:35-13:05

Nonstop3h 30m

Lambert-St Louis

Mon 13/4

21:40-23:45

Nonstop4h 05m

£226

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sat 7/3

07:45-13:15

Nonstop3h 30m

Lambert-St Louis

Tue 10/3

08:25-10:35

Nonstop4h 10m

£231

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Tue 2/6

23:55-09:30

1 stop7h 35m

Lambert-St Louis

Wed 10/6

21:20-23:10

Nonstop3h 50m

£236

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Tue 2/6

16:10-23:58

1 stop5h 48m

Lambert-St Louis

Wed 10/6

16:50-21:10

1 stop6h 20m

£243

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Tue 12/5

12:25-18:00

Nonstop3h 35m

Lambert-St Louis

Sat 16/5

14:05-20:25

1 stop8h 20m

£245

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Thu 7/5

05:00-10:35

Nonstop3h 35m

Lambert-St Louis

Tue 12/5

16:35-20:55

1 stop6h 20m

£247

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

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

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 St. Louis?

The month of October is, on average, the cheapest month to fly to St. Louis from Los Angeles, with most prices found around £245. If you’re not able to fly to St. Louis in October, then April is your next best option. Flight prices from Los Angeles to St. Louis during April average around £261.

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

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

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around £284 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Los Angeles for as low as £228 on momondo.

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

There is only 1 cabin class available to choose from on Los Angeles to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Los Angeles to St. Louis flights?

You could potentially save up to 1% on your flight if you consider stops on a Los Angeles to St. Louis flight.

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

As of February 2026, prices for Los Angeles to St. Louis flights are approximately 37% cheaper when compared to flights at the same time last year.

When to book flights from Los Angeles to St. Louis

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

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

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

Fastest flight time

3h 38m

Direct flights

Every day

Airports in St. Louis

1 airport
The fastest flight from Los Angeles to St. Louis takes 3h 38m
Direct flights go from Los Angeles to St. Louis every day.
There is 1 airport in St. Louis. From Los Angeles there are direct flights to Lambert-St Louis (STL).
Search flight deals

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

    The distance between Los Angeles and Lambert-St Louis is about 1588.8 mi. By plane, this route typically takes 3h 38m.

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

    Prices for flights from Los Angeles Airport to Lambert-St Louis Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Los Angeles Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis 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 Los Angeles to St. Louis?

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Collinsville
St. Charles

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Los Angeles to St. Louis . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Los Angeles to St. Louis flights to just show those with flexible booking policies.

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

Once all potential Los Angeles to St. Louis 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 Los Angeles to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Los Angeles are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your St. Louis trip

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