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Cheap flights from St. Louis to London Stansted Airport from £286

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — STN
12 Jul — 19 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Stansted

Enter your travel dates to find the best prices.

Cheapest flights from St. Louis to Stansted
Explore the most affordable flight options available from St. Louis to Stansted. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2026.

Tue 21/708:55
STL
-
STN
3 stops28h 05m
Multiple Airlines
Mon 27/720:50
STN
-
STL
3 stops27h 52m
Multiple Airlines
Deal found 6/6£804
Tue 28/712:10
STL
-
STN
3 stops27h 15m
Multiple Airlines
Tue 4/819:05
STN
-
STL
3 stops31h 17m
Multiple Airlines
Deal found 9/6£807
Tue 14/714:40
STL
-
STN
2 stops20h 55m
Multiple Airlines
Mon 20/722:45
STN
-
STL
2 stops21h 17m
Multiple Airlines
Deal found 11/6£811
Sun 20/912:10
STL
-
STN
2 stops17h 45m
Multiple Airlines
Sun 27/906:45
STN
-
STL
2 stops17h 56m
Multiple Airlines
Deal found 11/6£821
Wed 8/708:55
STL
-
STN
3 stops23h 25m
Multiple Airlines
Wed 15/708:20
STN
-
STL
2 stops18h 02m
Multiple Airlines
Deal found 9/6£831
Tue 8/908:55
STL
-
STN
3 stops31h 20m
Multiple Airlines
Tue 15/918:50
STN
-
STL
3 stops31h 10m
Multiple Airlines
Deal found 10/6£835
Wed 15/708:55
STL
-
STN
2 stops23h 25m
Multiple Airlines
Mon 20/720:45
STN
-
STL
2 stops22h 40m
Multiple Airlines
Deal found 10/6£850
Tue 25/814:40
STL
-
STN
2 stops24h 40m
Multiple Airlines
Sat 29/821:40
STN
-
STL
3 stops28h 42m
Multiple Airlines
Deal found 9/6£851

Find flight deals from St. Louis to Stansted

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Stansted (STN). 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 12 June 2026.

Round-trip from

£804

One-way from

£286

Popular in

June

Cheapest in

October

Average price

£1,038
21/7-27/7
  • 21/7-27/7
  • 6 total stops
  • 55h 57m total
  • St. Louis to London
Search Deals
28/7
  • 28/7
  • 3 total stops
  • 43h 17m total
  • St. Louis to London
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£192 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from St. Louis to Stansted 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 12 June 2026.
Use the filters below to find and compare flights from St. Louis to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Wed 7/10

08:00-09:55

2 stops43h 55m

London Stansted

Mon 12/10

10:50-21:21

2 stops40h 31m

£955

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Fri 14/8

08:00-09:55

2 stops19h 55m

London Stansted

Sat 22/8

10:50-22:00

2 stops41h 10m

£974
Fastest return journey

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Sat 24/10

08:00-10:55

2 stops20h 55m

London Stansted

Sat 31/10

17:20-15:18

2 stops26h 58m

£996

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Sun 20/9

08:00-16:40

2 stops50h 40m

London Stansted

Sun 27/9

10:50-21:21

2 stops40h 31m

£1,037

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Tue 11/8

12:59-16:40

2 stops45h 41m

London Stansted

Fri 21/8

10:50-22:00

2 stops41h 10m

£1,067

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Wed 7/10

08:00-16:40

2 stops26h 40m

London Stansted

Wed 21/10

10:50-21:21

2 stops40h 31m

£1,071

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Sat 5/9

08:00-09:55

2 stops43h 55m

London Stansted

Tue 8/9

17:35-21:31

2 stops33h 56m

£1,089

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Sat 15/8

08:00-09:55

2 stops43h 55m

London Stansted

Sat 29/8

10:50-22:00

2 stops41h 10m

£1,104

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Wed 23/9

08:00-09:55

2 stops43h 55m

London Stansted

Wed 30/9

06:55-21:21

2 stops20h 26m

£1,108

St. LouisLondon

STL - STN

STLSTN

Lambert-St Louis

Thu 27/8

08:00-09:55

2 stops19h 55m

London Stansted

Mon 31/8

10:50-22:00

2 stops41h 10m

£1,168

Flights are sorted by cheapest return flights first.

Deals found on 8/6

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from St. Louis to Stansted

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

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Stansted. 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 Stansted?

    If you book a flight to London Stansted from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Lambert-St Louis to London Stansted per day from 0 different airlines.

  • How long is the flight from St. Louis to London Stansted Airport?

    Turkish Airlines can get you from St. Louis to London Stansted Airport in just under 43h 55m. Your travel time can differ by up to . The distance from St. Louis to London Stansted Airport is about 4200 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Stansted 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

Travelling to a place near London Stansted Airport?

Book flights to London Stansted Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Wembley
Luton
Gatwick
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Watford
Ipswich
Guildford
Romford
Borehamwood
Folkestone
Southall

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

Cheapflights helps you search for flights from St. Louis to Stansted via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Stansted from St. Louis.

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

Need flexible booking options for your flight to Stansted from St. Louis? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Stansted from St. Louis today and book when prices fit your budget.

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