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Luton

$272+ Cheap flights from St. Louis (STL) to Luton (LTN)

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LTN
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find flight deals from St. Louis to Luton

Cheapest flights from St. Louis to Luton
Explore the most affordable flight options available from St. Louis to Luton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Mytrip deal was found by Cheapflights users on 10/13. 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 11/194:05 pmSTL - LTN
2 stops18h 55mMultiple Airlines
Mon 11/2410:25 amLTN - STL
3 stops35h 04mMultiple Airlines
Deal found 10/13$733
This Mytrip deal was found by Cheapflights users on 10/13. 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.
Tue 11/114:05 pmSTL - LTN
2 stops15h 15mMultiple Airlines
Tue 11/1810:50 amLTN - STL
2 stops33h 05mMultiple Airlines
Deal found 10/13$736
This Mytrip deal was found by Cheapflights users on 10/14. 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 11/274:05 pmSTL - LTN
2 stops19h 55mMultiple Airlines
Mon 12/110:25 amLTN - STL
3 stops35h 04mMultiple Airlines
Deal found 10/14$964
This Mytrip deal was found by Cheapflights users on 10/13. 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 11/274:05 pmSTL - LTN
2 stops16h 45mMultiple Airlines
Thu 12/49:45 pmLTN - STL
2 stops22h 10mMultiple Airlines
Deal found 10/13$1,377
This Mytrip deal was found by Cheapflights users on 10/13. 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 11/134:05 pmSTL - LTN
2 stops16h 45mMultiple Airlines
Fri 11/217:00 amLTN - STL
3 stops23h 02mMultiple Airlines
Deal found 10/13$1,552
This Mytrip deal was found by Cheapflights users on 10/13. 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.
Sat 12/274:05 pmSTL - LTN
2 stops20h 10mMultiple Airlines
Tue 1/63:25 pmLTN - STL
2 stops28h 30mMultiple Airlines
Deal found 10/13$1,561
This Mytrip deal was found by Cheapflights users on 10/13. 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.
Sat 12/274:05 pmSTL - LTN
2 stops20h 10mMultiple Airlines
Fri 1/25:50 amLTN - STL
2 stops21h 01mMultiple Airlines
Deal found 10/13$1,642
This Mytrip deal was found by Cheapflights users on 10/13. 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 12/254:05 pmSTL - LTN
2 stops19h 10mMultiple Airlines
Thu 1/17:15 amLTN - STL
3 stops22h 30mMultiple Airlines
Deal found 10/13$1,644
This Mytrip deal was found by Cheapflights users on 10/12. 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.
Mon 10/131:30 pmSTL - LTN
3 stops25h 55mMultiple Airlines
Mon 10/207:00 amLTN - STL
3 stops31h 09mMultiple Airlines
Deal found 10/12$1,732

Cheap flight deals from St. Louis to Luton

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Luton (LTN). 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$733
(Mytrip)

One-way from

$272
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$733
Provider with most accurate pricing for Lambert-St Louis-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-London (LON) flights.
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From Lambert-St Louis to London Luton
Search Deals
One-way flight from Lambert-St Louis to London Luton
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($259 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Luton 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 October 14, 2025.
Use the filters below to find and compare flights from St. Louis to London Luton Airport that are best for you.

Fly from

St. Louis

Fly to

Luton

Route

Depart

Return

Price

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Wed 11/19

4:05 pm-5:00 pm

2 stops18h 55m

London Luton

Mon 11/24

10:25 am-3:29 pm

3 stops35h 04m

$733

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Tue 11/11

4:05 pm-1:20 pm

2 stops15h 15m

London Luton

Tue 11/18

10:50 am-1:55 pm

2 stops33h 05m

$736

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Thu 11/27

4:05 pm-2:50 pm

2 stops16h 45m

London Luton

Thu 12/4

9:45 pm-1:55 pm

2 stops22h 10m

$1,377

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Thu 11/13

4:05 pm-2:50 pm

2 stops16h 45m

London Luton

Fri 11/21

7:00 am-12:02 am

3 stops23h 02m

$1,552

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Sat 12/27

4:05 pm-6:15 pm

2 stops20h 10m

London Luton

Tue 1/6

3:25 pm-1:55 pm

2 stops28h 30m

$1,561

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Sat 12/27

4:05 pm-6:15 pm

2 stops20h 10m

London Luton

Fri 1/2

5:50 am-8:51 pm

2 stops21h 01m

$1,642

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Thu 12/25

4:05 pm-5:15 pm

2 stops19h 10m

London Luton

Thu 1/1

7:15 am-11:45 pm

3 stops22h 30m

$1,644

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Fri 12/26

4:05 pm-9:00 pm

2 stops22h 55m

London Luton

Mon 1/5

6:30 am-11:45 pm

3 stops23h 15m

$1,799

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Thu 11/27

4:05 pm-2:50 pm

2 stops16h 45m

London Luton

Mon 12/1

6:00 am-3:29 pm

2 stops15h 29m

$1,826

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Tue 11/11

7:45 pm-8:55 pm

3 stops43h 10m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 16 results
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Best time to book a flight from St. Louis to Luton

Have a flexible travel schedule? Discover the best time to fly to Luton from St. Louis 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.

Related info for your journey

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

  • What airport do you fly from for flights from St. Louis to London Luton?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to London Luton. You should not have trouble finding flights to London Luton from Lambert-St Louis; the airport handles an average of 0 outbound flights to London Luton per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the St. Louis airport to London Luton. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

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

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

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

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

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

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

See more FAQs

Traveling to a place near London Luton Airport?

Book flights to London Luton Airport if you plan to visit one of these locations
Hounslow
Hayes
Ilford
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone
Eastbourne

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