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Cheap flights from Los Angeles to St. Louis from £112

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STL
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

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 11 November 2025.

Round-trip from

£224

One-way from

£112

Popular in

December

Cheapest in

October

Average price

£318
Southwest
  • Southwest
  • 10/2-15/2
  • Nonstop
  • 7h 50m total
  • Los Angeles to St. Louis
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Southwest
  • Southwest
  • 9/12
  • Nonstop
  • 3h 30m total
  • Los Angeles to St. Louis
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from Los Angeles to St. Louis

Enter your travel dates to find the best prices.

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 11 November 2025.

Wed 10/1214:15LAX - STL
Nonstop3h 30mSouthwest
Wed 17/1205:35STL - LAX
1 stop6h 10mSouthwest
Deal found 10/11£232
Thu 11/1214:15LAX - STL
Nonstop3h 30mSouthwest
Wed 17/1218:35STL - LAX
Nonstop4h 05mSouthwest
Deal found 10/11£235
Wed 10/1211:40LAX - STL
2 stops11h 21mDelta
Wed 17/1206:00STL - LAX
2 stops11h 29mDelta
Deal found 10/11£238
Tue 16/1223:40LAX - STL
1 stop7h 30mDelta
Tue 6/117:00STL - LAX
1 stop7h 01mDelta
Deal found 10/11£239
Thu 11/1207:40LAX - STL
2 stops9h 30mDelta
Wed 17/1206:00STL - LAX
2 stops11h 29mDelta
Deal found 10/11£246
Thu 18/1205:00LAX - STL
Nonstop3h 40mSouthwest
Sun 4/106:00STL - LAX
Nonstop4h 10mSouthwest
Deal found 10/11£247
Mon 15/1206:00LAX - STL
1 stop8h 49mDelta
Tue 6/117:00STL - LAX
1 stop7h 01mDelta
Deal found 10/11£251
Fri 5/1207:40LAX - STL
2 stops9h 30mDelta
Sun 7/1206:00STL - LAX
2 stops11h 29mDelta
Deal found 10/11£254
Mon 15/1207:00LAX - STL
2 stops8h 25mSouthwest
Fri 2/114:40STL - LAX
Nonstop4h 05mSouthwest
Deal found 9/11£258
Thu 4/1207:40LAX - STL
2 stops9h 30mDelta
Sat 13/1213:00STL - LAX
1 stop9h 38mDelta
Deal found 10/11£261

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 11 November 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

Thu 25/12

13:55-19:25

Nonstop3h 30m

Lambert-St Louis

Wed 31/12

17:25-21:20

1 stop5h 55m

£232

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Tue 10/2

11:35-17:10

Nonstop3h 35m

Lambert-St Louis

Sun 15/2

14:25-20:20

2 stops7h 55m

£235

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sat 14/2

05:15-10:40

Nonstop3h 25m

Lambert-St Louis

Mon 16/2

19:00-21:15

Nonstop4h 15m

£235

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 1/4

10:00-23:55

1 stop11h 55m

Lambert-St Louis

Tue 7/4

14:55-22:41

1 stop9h 46m

£238

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Tue 16/12

14:15-19:45

Nonstop3h 30m

Lambert-St Louis

Fri 19/12

05:00-08:45

1 stop5h 45m

£243

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Tue 20/1

15:10-22:20

1 stop5h 10m

Lambert-St Louis

Fri 23/1

10:25-12:45

Nonstop4h 20m

£243

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Thu 11/12

07:40-19:10

2 stops9h 30m

Lambert-St Louis

Wed 17/12

06:00-15:29

2 stops11h 29m

£246

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 3/12

07:40-19:10

2 stops9h 30m

Lambert-St Louis

Sun 7/12

06:00-15:29

2 stops11h 29m

£246

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Thu 29/1

11:55-23:25

2 stops9h 30m

Lambert-St Louis

Tue 3/2

06:10-16:38

2 stops12h 28m

£246

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Fri 6/2

05:50-11:30

Nonstop3h 40m

Lambert-St Louis

Mon 9/2

09:50-12:10

Nonstop4h 20m

£247

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 22 results
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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 return 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 return flight from Los Angeles to St. Louis. Price data was last updated on 7 November 2025.

The best time to book flights from Los Angeles to St. Louis is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Los Angeles to St. Louis (average of £105). Flying from Los Angeles to St. Louis in June is currently the most expensive (average of £227). 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 11 November 2025.

When flying from Los Angeles to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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

    The Los Angeles to Lambert-St Louis flight path was viewed by 2 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?

    There are many flights that can get you from Los Angeles to St. Louis in 3h 35m. Fly via Southwest to get the fastest option. Los Angeles and St. Louis are separated by a distance of 1588 mi. All flights are typically direct.

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

    No one likes to see their flight delayed. When booking a flight from Los Angeles to St. Louis consider choosing Sun Country Air (100%), Southwest (81%) or Japan Airlines (78%) as they are the most reliable in getting you off to your destination on time.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Los Angeles to St. Louis (average of £105). Flying from Los Angeles to St. Louis in June is currently the most expensive (average of £227). 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

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How does Cheapflights help users find flights from Los Angeles to St. Louis?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Los Angeles to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Los Angeles to St. Louis?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Los Angeles to St. Louis for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Los Angeles to St. Louis with no change fees?

Certainly. Search results for flights to St. Louis from Los Angeles shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Los Angeles to St. Louis become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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