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Cheap flights from Los Angeles to St. Louis from £108

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 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STL
30 Mar — 6 Apr1
1 adult

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 25 March 2025.

Round-trip from

£220

One-way from

£108

Popular in

December

Cheapest in

August

Average price

£339
Sun Country Air
  • Sun Country Air
  • 25/4-28/4
  • 2 total stops
  • 26h 12m total
  • Los Angeles to St. Louis
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Southwest
  • Southwest
  • 22/5
  • Nonstop
  • 3h 40m total
  • Los Angeles to St. Louis
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£14 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 March 2025
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Find 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 25 March 2025.

Fri 25/417:50LAX - STL
1 stop15h 32mSun Country Air
Mon 28/408:15STL - LAX
1 stop10h 40mSun Country Air
Deal found 24/3£220
Mon 21/416:35LAX - STL
1 stop6h 00mSouthwest
Mon 28/422:00STL - LAX
Nonstop4h 05mSouthwest
Deal found 25/3£222
Mon 14/405:30LAX - STL
1 stop5h 48mDelta
Wed 23/417:34STL - LAX
1 stop8h 24mDelta
Deal found 24/3£229
Thu 24/400:50LAX - STL
1 stop7h 06mUnited Airlines
Sat 26/416:45STL - LAX
1 stop6h 23mUnited Airlines
Deal found 24/3£265
Fri 18/421:32LAX - STL
2 stops14h 43mAlaska Airlines
Mon 21/406:44STL - LAX
1 stop8h 14mAlaska Airlines
Deal found 24/3£297
Wed 9/400:50LAX - STL
1 stop7h 06mMultiple Airlines
Mon 14/415:11STL - LAX
1 stop9h 38mMultiple Airlines
Deal found 23/3£593
Mon 24/313:58LAX - STL
1 stop8h 01mHawaiian Airlines
Tue 25/315:11STL - LAX
1 stop9h 38mHawaiian Airlines
Deal found 24/3£600

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 25 March 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 25/4

17:50-11:22

1 stop15h 32m

Lambert-St Louis

Mon 28/4

08:15-16:55

1 stop10h 40m

£220

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Mon 21/4

16:35-00:35

1 stop6h 00m

Lambert-St Louis

Mon 28/4

22:00-00:05

Nonstop4h 05m

£222

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Mon 14/4

05:30-13:18

1 stop5h 48m

Lambert-St Louis

Wed 23/4

17:34-23:58

1 stop8h 24m

£229

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Thu 24/4

00:50-09:56

1 stop7h 06m

Lambert-St Louis

Sat 26/4

16:45-21:08

1 stop6h 23m

£265

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Fri 18/4

21:32-14:15

2 stops14h 43m

Lambert-St Louis

Mon 21/4

06:44-12:58

1 stop8h 14m

£297

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 9/4

00:50-09:56

1 stop7h 06m

Lambert-St Louis

Mon 14/4

15:11-22:49

1 stop9h 38m

£593

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Sat 5/7

14:10-23:59

1 stop7h 49m

Lambert-St Louis

Sat 19/7

15:24-21:42

1 stop8h 18m

£739

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Thu 22/5

19:10-00:50

Nonstop3h 40m

£108

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Wed 23/4

13:56-23:59

1 stop8h 03m

£114

Los AngelesSt. Louis

LAX - STL

LAXSTL

Los Angeles

Mon 28/4

17:20-00:42

1 stop5h 22m

£115

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 12 results
1
2

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 21 March 2025.

The best time to book flights from Los Angeles to St. Louis is 86 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, February is the cheapest month in which you can book a flight from Los Angeles to St. Louis (average of £722). Flying from Los Angeles to St. Louis in December is currently the most expensive (average of £1,033). 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 25 March 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.

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 25 March 2025.

The most flights from LAX to STL are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 inches per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

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 25 March 2025.
To help decide which airline to fly from Los Angeles to St. Louis, see what other customers have to say about Southwest, Alaska Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very Good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very Good
4,274 reviews
Southwest
8.1
Very Good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very Good
9,789 reviews
Southwest
8.1
Very Good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very Good
7,890 reviews
Southwest
8.1
Very Good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Hawaiian Airlines
7.9
Good
2,330 reviews
Southwest
8.1
Very Good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very Good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Crew

8.6

Food

7.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    According to our current data, Sun Country Air (£220), Southwest (£222), and Delta (£229) offers the cheapest pricing from Los Angeles to St. Louis. Sun Country Air is 28% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 £108 on Southwest. Other airlines that offer cheap prices include Alaska Airlines from £114 and Delta from £115 one-way.

  • 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 Southwest (87%), American Airlines (77%) or Qatar Airways (77%) 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, February is the cheapest month in which you can book a flight from Los Angeles to St. Louis (average of £722). Flying from Los Angeles to St. Louis in December is currently the most expensive (average of £1,033). 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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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.

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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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