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$66+ Cheap flights from Los Angeles to St. Louis (LAX - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Find cheap flights from Los Angeles to St. Louis with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Los Angeles to Lambert-St Louis are usually found in October or April, booked 51 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Los Angeles to St. Louis

Cheapest flights from Los Angeles to St. Louis
Explore the most affordable flight options available from Los Angeles to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:29 pm
LAX
-
STL
2 stops34h 22m
Frontier
Wed 2/254:51 pm
STL
-
LAX
1 stop8h 27m
Frontier
Deal found 1/27$196
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2310:37 pm
LAX
-
STL
2 stops39h 16m
Multiple Airlines
Fri 2/2710:11 pm
STL
-
LAX
1 stop12h 04m
Multiple Airlines
Deal found 1/27$197
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:15 am
LAX
-
STL
1 stop25h 34m
Frontier
Wed 3/258:12 pm
STL
-
LAX
1 stop30h 04m
Frontier
Deal found 1/27$199
This CheapOair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:20 am
LAX
-
STL
1 stop7h 33m
Frontier
Tue 3/108:06 pm
STL
-
LAX
1 stop23h 24m
Frontier
Deal found 1/27$200
This Orbitz deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:06 pm
LAX
-
STL
1 stop24h 54m
Frontier
Mon 5/118:12 pm
STL
-
LAX
1 stop29h 02m
Frontier
Deal found 1/27$201
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2010:59 pm
LAX
-
STL
1 stop16h 47m
Frontier
Mon 2/238:47 pm
STL
-
LAX
2 stops18h 29m
Frontier
Deal found 1/27$203
This Super.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/31:51 pm
LAX
-
STL
1 stop24h 02m
Frontier
Thu 3/510:11 pm
STL
-
LAX
1 stop21h 01m
Frontier
Deal found 1/27$204
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/72:37 pm
LAX
-
STL
2 stops17h 11m
Frontier
Mon 4/138:16 pm
STL
-
LAX
1 stop5h 56m
Frontier
Deal found 1/27$207
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:59 pm
LAX
-
STL
2 stops28h 52m
Multiple Airlines
Wed 2/254:51 pm
STL
-
LAX
1 stop8h 27m
Multiple Airlines
Deal found 1/27$209
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:16 pm
LAX
-
STL
2 stops13h 53m
Frontier
Mon 2/231:54 pm
STL
-
LAX
1 stop25h 22m
Frontier
Deal found 1/28$210
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/138:57 pm
LAX
-
STL
1 stop10h 52m
Multiple Airlines
Sun 3/158:06 pm
STL
-
LAX
1 stop14h 05m
Multiple Airlines
Deal found 1/27$211
This CheapOair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:15 am
LAX
-
STL
1 stop10h 57m
Frontier
Wed 5/64:55 pm
STL
-
LAX
1 stop27h 44m
Frontier
Deal found 1/27$212

Find flight deals from Los Angeles to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$196
(Kiwi.com)

One-way from

$66
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$400

Good round-trip deal

$372 or less

Good one-way deal

$195 or less
Provider with most accurate pricing for Los Angeles-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Lambert-St Louis flights.
Search Deals
From Los Angeles to Lambert-St Louis
Search Deals
One-way flight from Los Angeles to Lambert-St Louis
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Los Angeles to Lambert-St Louis.
Search Deals
Price to beat on a one-way flight from Los Angeles to Lambert-St Louis.
Search Deals

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Los Angeles to St. Louis that are best for you.

Fly from

Los Angeles

Fly to

St. Louis

Route

Depart

Return

Price

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 2/25

6:20 am-3:53 pm

1 stop7h 33m

Lambert-St Louis

Fri 3/6

8:12 pm-10:40 pm

2 stops28h 28m

$209

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 3/25

6:30 pm-10:31 am

2 stops14h 01m

Lambert-St Louis

Thu 3/26

8:06 pm-8:20 am

1 stop14h 14m

$288

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 2/25

11:45 am-12:25 am

2 stops10h 40m

Lambert-St Louis

Wed 3/4

2:22 pm-10:45 pm

2 stops10h 23m

$294

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Mon 3/23

8:19 pm-10:32 am

2 stops12h 13m

Lambert-St Louis

Fri 3/27

8:12 pm-10:49 am

1 stop16h 37m

$311

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sun 3/22

9:28 pm-9:49 am

2 stops10h 21m

Lambert-St Louis

Sun 3/29

8:06 pm-8:20 am

1 stop14h 14m

$323

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Tue 7/7

12:45 am-8:40 am

1 stop5h 55m

Lambert-St Louis

Sat 7/11

3:50 pm-9:03 pm

1 stop7h 13m

$333

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sat 5/2

7:35 am-1:05 pm

Nonstop3h 30m

Lambert-St Louis

Sun 5/3

6:55 pm-12:15 am

1 stop7h 20m

$338

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Thu 4/30

5:00 am-10:35 am

Nonstop3h 35m

Lambert-St Louis

Sat 5/2

2:35 pm-9:25 pm

1 stop8h 50m

$338

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sun 3/1

5:05 am-10:35 am

Nonstop3h 30m

Lambert-St Louis

Wed 3/4

5:55 pm-11:40 pm

1 stop7h 45m

$338

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Fri 2/27

5:05 am-10:35 am

Nonstop3h 30m

Lambert-St Louis

Sun 3/1

7:00 pm-9:15 pm

Nonstop4h 15m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 24 results
1
2
3

Compare providers for flights from Los Angeles to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Los Angeles to St. Louis in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Los Angeles-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Los Angeles-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Los Angeles-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Los Angeles-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Los Angeles-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Los Angeles to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Los Angeles with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to St. Louis

How far ahead should I book a flight from Los Angeles to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Los Angeles to St. Louis. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from Los Angeles to St. Louis, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Los Angeles to St. Louis?

Currently, February is the cheapest month in which you can book a flight from Los Angeles to St. Louis (average of $145). Flying from Los Angeles to St. Louis in June is currently the most expensive (average of $299). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAX to STL?

Find hourly flight availability from Los Angeles to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

One of the essential ways to save on airfare from Los Angeles to St. Louis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 13% on airfare.

What is the cheapest day to fly from Los Angeles to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Los Angeles to St. Louis. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their Los Angeles to St. Louis flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Los Angeles to St. Louis?

The best insider tips for Los Angeles to St. Louis flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Los Angeles to St. Louis trip
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on LAX

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Taryn White

Taryn White

Expert on STL

Taryn White is a freelance travel writer, digital creator, and travel advisor who has visited nearly 100 countries and all 50 states. She’s familiar with many airports and enjoys beach hopping, boutique hotels, spa experiences, and exploring local culture. Her work has appeared in Travel + Leisure, Condé Nast Traveler, National Geographic, Smithsonian Magazine, AFAR, and more.

Read more

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated January 29, 2026.
Read through reviews of airlines operating flights from Los Angeles to St. Louis, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,128 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,215 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,205 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,267 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Los Angeles to St. Louis?

    If you wish to fly to St. Louis from Los Angeles, then you need to book flights from Los Angeles to Lambert-St Louis. There are 9 flights from Los Angeles (LAX) to Lambert-St Louis (STL) per day to choose from. Flights to St. Louis from Los Angeles are available from 6 different airlines, which means you should have some options if you want to compare airfare deals. 3h 30m is how long a nonstop flight from Los Angeles to Lambert-St Louis typically takes.

  • How popular is this Los Angeles to St. Louis flight route?

    This flight path from Los Angeles to Lambert-St Louis was viewed by 24 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Los Angeles to St. Louis?

    Departing from Los Angeles to St. Louis will take you 10h 40m. Los Angeles and St. Louis are separated by a distance of 1588 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Los Angeles to St. Louis round-trip?

    Our cheapest airline available from Los Angeles to St. Louis is Frontier. Our recent data shows that you can find tickets from as low as $133 on this airline. Additional options worth looking into are Alaska Airlines and Southwest, starting at $257 and $282 round-trip. Frontier is currently priced 65% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Los Angeles to St. Louis one-way?

    One-way options have recently been found by users for as low as $77 on Frontier. Other airlines that offer cheap prices include Delta from $130 and American Airlines from $142 one-way.

  • What are the most reliable airlines from Los Angeles to St. Louis?

    Consider SkyWest Airlines (77%), American Airlines (77%) or Cathay Pacific (73%) when booking your flight. These represent the most reliable airlines when flying from Los Angeles to St. Louis.

  • What are the cheapest flights from Los Angeles to St. Louis?

    Looking for the cheapest flight from Los Angeles to St. Louis? While on average our users pay $342, our data indicates the cheapest price to be $158. The most popular route (Los Angeles - Lambert-St Louis), is priced around $137.

  • Can I find deals for flights from Los Angeles to St. Louis that include hotel bookings?

    Yes. In addition to deals on Los Angeles to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Los Angeles to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to St. Louis.

  • Can I find deals for business class flights from Los Angeles to St. Louis?

    Yes. Cheapflights offers flight deals from Los Angeles to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Los Angeles to St. Louis?

    Currently, February is the cheapest month in which you can book a flight from Los Angeles to St. Louis (average of $145). Flying from Los Angeles to St. Louis in June is currently the most expensive (average of $299). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Los Angeles to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Los Angeles to St. Louis

Discover the top 6 airlines that operate flights from Los Angeles to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$133Average$226FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$257Average$505FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$282Average$393FlexibilityNo cancel feeOn-time63%
DeltaCheapest$296Average$389FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$302Average$411FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$329Average$476FlexibilityNo cancel feeOn-time69%

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