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Luton

$293+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LTN
Mar 2 — Mar 91
Mon 3/2
Mon 3/9
1 adult, Economy
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Cheap 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 January 31, 2026.

This Mytrip deal was found by Cheapflights users on 1/29. 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.
Fri 4/243:30 pm
STL
-
LTN
2 stops27h 00m
Multiple Airlines
Fri 5/86:20 am
LTN
-
STL
2 stops35h 46m
Multiple Airlines
Deal found 1/29$641
This Mytrip deal was found by Cheapflights users on 1/29. 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.
Fri 1/303:50 pm
STL
-
LTN
2 stops18h 25m
Multiple Airlines
Fri 2/65:50 am
LTN
-
STL
2 stops15h 39m
Multiple Airlines
Deal found 1/29$670
This Mytrip deal was found by Cheapflights users on 1/30. 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 5/51:00 pm
STL
-
LTN
2 stops20h 50m
Multiple Airlines
Sat 5/97:00 am
LTN
-
STL
2 stops19h 05m
Multiple Airlines
Deal found 1/30$951
This Mytrip deal was found by Cheapflights users on 1/29. 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.
Wed 5/207:30 am
STL
-
LTN
2 stops28h 35m
Multiple Airlines
Wed 5/275:40 am
LTN
-
STL
2 stops20h 25m
Multiple Airlines
Deal found 1/29$1,012
This Mytrip deal was found by Cheapflights users on 1/29. 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.
Sat 5/167:30 am
STL
-
LTN
2 stops34h 40m
Multiple Airlines
Sat 5/236:10 pm
LTN
-
STL
2 stops25h 15m
Multiple Airlines
Deal found 1/29$1,169
This Mytrip deal was found by Cheapflights users on 1/29. 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.
Tue 5/127:30 am
STL
-
LTN
3 stops30h 25m
Multiple Airlines
Sat 6/69:25 pm
LTN
-
STL
3 stops28h 40m
Multiple Airlines
Deal found 1/29$1,262
This Booking.com deal was found by Cheapflights users on 1/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/53:30 pm
STL
-
LTN
2 stops17h 20m
Multiple Airlines
Wed 8/197:55 pm
LTN
-
STL
3 stops30h 07m
Multiple Airlines
Deal found 1/29$1,312
This Mytrip deal was found by Cheapflights users on 1/30. 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 8/1812:10 pm
STL
-
LTN
2 stops19h 05m
Multiple Airlines
Tue 8/257:50 pm
LTN
-
STL
3 stops28h 37m
Multiple Airlines
Deal found 1/30$1,329
This Mytrip deal was found by Cheapflights users on 1/30. 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 7/2712:10 pm
STL
-
LTN
2 stops20h 25m
Multiple Airlines
Mon 8/107:50 pm
LTN
-
STL
3 stops28h 42m
Multiple Airlines
Deal found 1/30$1,381
This Mytrip deal was found by Cheapflights users on 1/30. 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 6/257:25 am
STL
-
LTN
3 stops33h 20m
Multiple Airlines
Tue 6/306:00 pm
LTN
-
STL
2 stops25h 25m
Multiple Airlines
Deal found 1/30$1,412
This Mytrip deal was found by Cheapflights users on 1/29. 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.
Wed 6/241:15 pm
STL
-
LTN
2 stops20h 10m
Multiple Airlines
Mon 6/297:50 pm
LTN
-
STL
2 stops23h 35m
Multiple Airlines
Deal found 1/29$1,416

Find 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 January 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$641
(Mytrip)

One-way from

$293
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$714
Provider with most accurate pricing for Lambert-St Louis-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-London (LON) flights.
Search Deals
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. 26% potential increase in price ($311 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 31, 2026.
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

Tue 5/5

1:00 pm-3:50 pm

2 stops20h 50m

London Luton

Sat 5/9

7:00 am-8:05 pm

2 stops19h 05m

$951

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Wed 5/20

7:30 am-6:05 pm

2 stops28h 35m

London Luton

Wed 5/27

5:40 am-8:05 pm

2 stops20h 25m

$1,012

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Sat 5/16

7:30 am-12:10 am

2 stops34h 40m

London Luton

Sat 5/23

6:10 pm-1:25 pm

2 stops25h 15m

$1,169

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Tue 5/12

7:30 am-7:55 pm

3 stops30h 25m

London Luton

Sat 6/6

9:25 pm-8:05 pm

3 stops28h 40m

$1,262

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Mon 7/27

12:10 pm-2:35 pm

2 stops20h 25m

London Luton

Mon 8/10

7:50 pm-6:32 pm

3 stops28h 42m

$1,381

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Wed 6/24

1:15 pm-3:25 pm

2 stops20h 10m

London Luton

Mon 6/29

7:50 pm-1:25 pm

2 stops23h 35m

$1,416

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Sun 7/26

12:10 pm-2:35 pm

2 stops20h 25m

London Luton

Sat 8/8

7:50 pm-1:25 pm

2 stops23h 35m

$1,418

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Sat 7/4

2:40 pm-1:00 pm

2 stops16h 20m

London Luton

Sun 7/5

7:55 pm-1:25 pm

2 stops23h 30m

$1,490

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Fri 7/24

3:30 pm-7:55 pm

2 stops22h 25m

London Luton

Thu 8/6

2:30 pm-8:02 pm

3 stops35h 32m

$1,500

St. LouisLondon

STL - LTN

STLLTN

Lambert-St Louis

Mon 5/4

1:00 pm-11:00 am

2 stops16h 00m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

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
Ilford
Hounslow
Croydon
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

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