For quicker security, use the Tom Bradley International Terminal, often with shorter lines in the morning and midday.
$128+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STL
Aug 3 — Aug 101
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Los Angeles to Lambert-St Louis are usually found in August or September, booked 60 days in advance, depart on a Tuesday or Friday and return on a Wednesday
Cheap 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 July 29, 2025.
Round-trip from | $285 (Mytrip) |
|---|---|
One-way from | $128 (Mytrip) |
Popular in | December |
Cheapest in | August |
Average price | $435 |
Good round-trip deal | $303 or less |
Good one-way deal | $184 or less |
Find flight deals from Los Angeles to St. Louis
Cheapest flights from Los Angeles to St. LouisExplore 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 July 29, 2025.
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 July 29, 2025.
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/33:48 pmLAX - STL
1 stop19h 54mFrontier
Thu 8/72:27 pmSTL - LAX
1 stop7h 25mFrontier
Deal found 7/29![Frontier logo]()
$285
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:31 pmLAX - STL
1 stop10h 19mMultiple Airlines
Mon 9/81:00 pmSTL - LAX
2 stops34h 42mMultiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$286
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:20 amLAX - STL
3 stops29h 12mSpirit Airlines
Thu 9/412:05 pmSTL - LAX
1 stop13h 10mSpirit Airlines
Deal found 7/29![Spirit Airlines logo]()
$287
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/275:37 pmLAX - STL
Nonstop3h 32mAmerican Airlines
Tue 9/26:45 amSTL - LAX
Nonstop3h 49mAmerican Airlines
Deal found 7/29![American Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:30 amLAX - STL
1 stop5h 25mSouthwest
Tue 9/26:35 pmSTL - LAX
Nonstop3h 55mSouthwest
Deal found 7/29![Southwest logo]()
$305
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/212:56 amLAX - STL
1 stop7h 01mUnited Airlines
Tue 9/91:39 pmSTL - LAX
1 stop5h 29mUnited Airlines
Deal found 7/28![United Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1812:35 amLAX - STL
1 stop8h 02mDelta
Sat 8/237:35 amSTL - LAX
1 stop6h 50mDelta
Deal found 7/28![Delta logo]()
$319
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 July 29, 2025.
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
Fri 9/12
5:50 am-4:35 pm
2 stops8h 45m
Lambert-St Louis
Sun 9/21
12:05 pm-11:15 pm
1 stop13h 10m
$285
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Thu 8/28
6:20 am-1:32 pm
3 stops29h 12m
Lambert-St Louis
Thu 9/4
12:05 pm-11:15 pm
1 stop13h 10m
$287
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Wed 8/27
5:37 pm-11:09 pm
Nonstop3h 32m
Lambert-St Louis
Tue 9/2
6:45 am-8:34 am
Nonstop3h 49m
$295
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Wed 8/27
8:30 am-3:55 pm
1 stop5h 25m
Lambert-St Louis
Tue 9/2
6:35 pm-8:30 pm
Nonstop3h 55m
$305
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Tue 9/2
12:56 am-9:57 am
1 stop7h 01m
Lambert-St Louis
Tue 9/9
1:39 pm-5:08 pm
1 stop5h 29m
$315
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Mon 8/18
12:35 am-10:37 am
1 stop8h 02m
Lambert-St Louis
Sat 8/23
7:35 am-12:25 pm
1 stop6h 50m
$319
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Mon 10/27
6:15 am-9:07 am
1 stop24h 52m
$128
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Thu 8/14
9:22 am-1:32 pm
2 stops26h 10m
$138
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Wed 8/27
4:30 pm-10:15 pm
Nonstop3h 45m
$148
Los AngelesSt. Louis
LAX - STL
LAXSTL
Los Angeles
Tue 12/9
11:20 am-11:56 pm
1 stop10h 36m
$154
Showing 1-10 of 14 results
The best insider tips for Los Angeles to St. Louis flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Los Angeles to St. Louis trip
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 July 25, 2025.
To ensure you get the cheapest price possible for a flight from Los Angeles to St. Louis, you should look to book at least 60 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, August is the cheapest month in which you can book a flight from Los Angeles to St. Louis (average of $311). Flying from Los Angeles to St. Louis in March is currently the most expensive (average of $356). 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 July 29, 2025.
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 in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 3% 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 July 27, 2025.
Travelers seeking maximum savings on their Los Angeles to St. Louis flight should consider departing on Saturday evenings 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.
Weekly flight availability from Los Angeles to St. Louis
Explore weekly flight availability from Los Angeles to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 29, 2025.
The most flights from LAX to STL are scheduled on a Monday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).
What’s the top layover airport for flights from Los Angeles to St. Louis?
Share of 1-stop round-trip flights from Los Angeles to St. Louis chosen by Cheapflights users in the past 12 months, using the same layover each way.
Denver (DEN) – chosen by Cheapflights users on 67% of 1-stop itineraries from Los Angeles to St. Louis on Cheapflights.
What’s the cheapest layover airport for flights from Los Angeles to St. Louis?
Average round-trip fare for 1-stop flights from Los Angeles to St. Louis, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $236.
What’s the fastest layover option from Los Angeles to St. Louis?
Shortest average travel time for 1-stop one-way flights from Los Angeles to St. Louis, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 4h 27m.
Which airport typically offers the quickest layover for flights from Los Angeles to St. Louis?
Average layover duration for 1-stop one-way flights from Los Angeles to St. Louis, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 2h 38m.
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 July 29, 2025.
Read through reviews of airlines operating flights from Los Angeles to St. Louis, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.0
Entertainment
7.1
Comfort
7.8
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Overall
8.0
Entertainment
7.1
Comfort
7.8
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Overall
8.0
Entertainment
7.1
Comfort
7.8
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Overall
8.0
Entertainment
7.1
Comfort
7.8
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Overall
8.0
Entertainment
7.1
Comfort
7.8
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Boarding
8.1
Overall
8.0
Entertainment
7.1
Comfort
7.8
Crew
8.5
Food
7.1
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsO'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Alton
Chesterfield
Festus
Farmington
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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.
Top 7 airlines flying from Los Angeles to St. Louis
Discover the top 7 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 July 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$22 | Average$297 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$123 | Average$228 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$245 | Average$426 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$287 | Average$415 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$292 | Average$381 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$315 | Average$645 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$329 | Average$476 | FlexibilityNo cancel fee | On-time69% |