Cheap flights from Los Angeles to St. Louis 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 Los Angeles to St. Louis departing on 29/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Los Angeles to St. Louis

Cheap return flights

Frontier Logo
21:31 - 10:07LAX-STL
10h 36m1 stop
Frontier Logo
14:19 - 19:53STL-LAX
7h 34m1 stop
£179Frontier
Find Deal
to., 6 nov. - sø., 9 nov.
Southwest Logo
16:30 - 22:15LAX-STL
3h 45mdirect
Southwest Logo
18:35 - 20:30STL-LAX
3h 55mdirect
£223Southwest
Find Deal
on., 10 sep. - ti., 23 sep.
Southwest Logo
14:35 - 21:50LAX-STL
5h 15m1 stop
Southwest Logo
08:50 - 10:45STL-LAX
3h 55mdirect
£230Southwest
Find Deal
on., 10 sep. - ti., 23 sep.
Delta Logo
06:00 - 13:29LAX-STL
5h 29m1 stop
Delta Logo
07:35 - 12:25STL-LAX
6h 50m1 stop
£248Delta
Find Deal
lø., 23 aug. - sø., 24 aug.
Delta Logo
00:35 - 10:37LAX-STL
8h 02m1 stop
Delta Logo
06:00 - 11:52STL-LAX
7h 52m1 stop
£252Delta
Find Deal
ma., 18 aug. - to., 21 aug.
Alaska Airlines Logo
07:00 - 17:34LAX-STL
8h 34m1 stop
Alaska Airlines Logo
06:00 - 15:01STL-LAX
11h 01m2 stops
£255Alaska Airlines
Find Deal
on., 3 sep. - ti., 9 sep.
Delta Logo
00:35 - 08:36LAX-STL
6h 01m1 stop
Delta Logo
08:46 - 12:50STL-LAX
6h 04m1 stop
£258Delta
Find Deal
ma., 18 aug. - lø., 23 aug.
Alaska Airlines Logo
07:00 - 17:34LAX-STL
8h 34m1 stop
Alaska Airlines Logo
06:00 - 15:01STL-LAX
11h 01m2 stops
£263Alaska Airlines
Find Deal
ma., 15 sep. - ti., 16 sep.
United Airlines Logo
08:50 - 16:28LAX-STL
5h 38m1 stop
United Airlines Logo
18:43 - 23:59STL-LAX
7h 16m1 stop
£281United Airlines
Find Deal
lø., 22 nov. - fr., 28 nov.
United Airlines Logo
00:56 - 09:52LAX-STL
6h 56m1 stop
United Airlines Logo
05:15 - 09:30STL-LAX
6h 15m1 stop
£298United Airlines
Find Deal
on., 24 sep. - ma., 29 sep.

Southwest flights from Los Angeles to St. Louis

Our best Southwest deals on Los Angeles to St. Louis flight tickets
Southwest
10 Sept
LAX16:30Los Angeles
3h 45m
STL22:15Lambert-St Louis
23 Sept
STL18:35Lambert-St Louis
3h 55m
LAX20:30Los Angeles
Southwest
10 Sept
LAX14:35Los Angeles
5h 15m
1 stop
STL21:50Lambert-St Louis
23 Sept
STL08:50Lambert-St Louis
3h 55m
LAX10:45Los Angeles
Southwest
28 Aug
LAX05:20Los Angeles
3h 35m
STL10:55Lambert-St Louis
2 Sept
STL18:35Lambert-St Louis
3h 55m
LAX20:30Los Angeles

United Airlines flights from Los Angeles to St. Louis

Our best United Airlines deals on Los Angeles to St. Louis flight tickets
United Airlines
22 Nov
LAX08:50Los Angeles
5h 38m
1 stop
STL16:28Lambert-St Louis
28 Nov
STL18:43Lambert-St Louis
7h 16m
1 stop
LAX23:59Los Angeles
United Airlines
24 Sept
LAX00:56Los Angeles
6h 56m
1 stop
STL09:52Lambert-St Louis
29 Sept
STL05:15Lambert-St Louis
6h 15m
1 stop
LAX09:30Los Angeles
United Airlines
5 Aug
LAX05:05Los Angeles
5h 41m
1 stop
STL12:46Lambert-St Louis
5 Aug
STL17:31Lambert-St Louis
6h 39m
1 stop
LAX22:10Los Angeles

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 august 2025.
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

to. 6/11

21:31-10:07

1 stop10h 36m

Lambert-St Louis

sø. 9/11

14:19-19:53

1 stop7h 34m

£179

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

on. 10/9

16:30-22:15

Nonstop3h 45m

Lambert-St Louis

ti. 23/9

18:35-20:30

Nonstop3h 55m

£223

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

on. 10/9

14:35-21:50

1 stop5h 15m

Lambert-St Louis

ti. 23/9

08:50-10:45

Nonstop3h 55m

£230

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

lø. 23/8

06:00-13:29

1 stop5h 29m

Lambert-St Louis

sø. 24/8

07:35-12:25

1 stop6h 50m

£248

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

ma. 18/8

00:35-10:37

1 stop8h 02m

Lambert-St Louis

to. 21/8

06:00-11:52

1 stop7h 52m

£252

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

on. 3/9

07:00-17:34

1 stop8h 34m

Lambert-St Louis

ti. 9/9

06:00-15:01

2 stops11h 01m

£255

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

ma. 18/8

00:35-08:36

1 stop6h 01m

Lambert-St Louis

lø. 23/8

08:46-12:50

1 stop6h 04m

£258

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

ma. 15/9

07:00-17:34

1 stop8h 34m

Lambert-St Louis

ti. 16/9

06:00-15:01

2 stops11h 01m

£263

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

lø. 22/11

08:50-16:28

1 stop5h 38m

Lambert-St Louis

fr. 28/11

18:43-23:59

1 stop7h 16m

£281

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

on. 24/9

00:56-09:52

1 stop6h 56m

Lambert-St Louis

ma. 29/9

05:15-09:30

1 stop6h 15m

£298

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 August is, on average, the cheapest month to fly to St. Louis from Los Angeles, with most prices found around £258. If you’re not able to fly to St. Louis in August, then September is your next best option. Flight prices from Los Angeles to St. Louis during September average around £269.

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 £302 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 £222 on momondo.

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

There are 1 cabin classes 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.

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

As of August 2025, prices for Los Angeles to St. Louis flights are approximately 14% 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

Best price found

£87

Fastest flight time

3h 30m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Los Angeles in the past 72 hours is £87. The best return flight deal from Los Angeles to St. Louis found on momondo in the last 72 hours is £179.
The fastest flight from Los Angeles to St. Louis takes 3h 30m
Direct flights go from Los Angeles to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • 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 35m.

  • 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
St. Charles
Collinsville

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

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
on. 6/8
on. 13/8

Find better results for your trip to the United States