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 50h 50m. Your travel time can differ by up to . The distance from St. Louis to London Stansted Airport is about 4200 mi.

In terms of precipitation, rainfall in London Stansted Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Stansted Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Stansted Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from STL to STN?

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

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.

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.

£276+ Cheap Flights from St. Louis to London Stansted Airport

Cheap flight deals from St. Louis to Stansted

Enter your travel dates to find the best prices.

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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 10 September 2026.

Wed 14/1012:10 -

2 stops18h 00m

Tue 20/1018:45 -

2 stops24h 40m

Deal found 9/9£574

Sun 11/1014:40 -

2 stops14h 40m

Tue 20/1021:20 -

2 stops22h 05m

Deal found 10/9£618

Tue 13/1014:40 -

2 stops20h 55m

Tue 20/1022:00 -

2 stops22h 00m

Deal found 6/9£647

Wed 7/1014:40 -

2 stops14h 55m

Wed 14/1006:30 -

2 stops13h 30m

Deal found 9/9£677

Thu 22/1014:40 -

2 stops25h 05m

Thu 29/1018:25 -

2 stops25h 20m

Deal found 7/9£720

Mon 12/1014:40 -

2 stops18h 50m

Thu 22/1006:00 -

2 stops20h 20m

Deal found 9/9£722

Fri 23/1008:55 -

3 stops30h 40m

Thu 29/1018:05 -

2 stops25h 40m

Deal found 9/9£731

Wed 14/1014:40 -

2 stops14h 35m

Mon 19/1022:00 -

2 stops22h 00m

Deal found 7/9£751

Sun 13/912:10 -

2 stops22h 40m

Tue 22/906:30 -

2 stops18h 11m

Deal found 7/9£754

Find flight deals from St. Louis to Stansted

Round-trip from	£574
One-way from	£276
Popular in	June
Cheapest in	January
Average price	£714

14/10-20/10
4 total stops
42h 40m total
St. Louis to London

Search Deals

18/10-31/12
3 total stops
32h 15m total
St. Louis to London

Search Deals

Highest demand for flights based on searches. 24% potential increase in price (£162 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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 Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Mon 5/10

14:29-12:45

3 stops40h 16m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£297

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Sun 10/1

15:40-07:55

2 stops34h 15m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£309

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Thu 1/10

06:29-00:30

3 stops36h 01m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£346

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Tue 20/10

15:30-23:05

2 stops25h 35m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£347

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Thu 19/11

16:26-14:55

3 stops40h 29m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£356

Fastest return journey

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Mon 11/1

17:27-14:05

2 stops14h 38m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£356

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Wed 4/11

18:44-09:50

3 stops33h 06m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£368

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Tue 13/10

14:40-15:40

2 stops19h 00m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£368

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Sun 15/11

16:26-17:50

3 stops43h 24m

London Stansted

Wed 31/12

00:00-17:00

Nonstop0h 00m

£381

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Mon 5/10

08:00-16:50

2 stops50h 50m

London Stansted

Mon 12/10

10:50-21:21

2 stops40h 31m

£869

Flights are sorted by cheapest return flights first.

Deals found on 6/9

Showing 1-10 of 21 resultsSorted by cheapest first

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.

STL-STN

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

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 50h 50m. 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.

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Cheap flights from St. Louis to London Stansted Airport from £276

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from St. Louis to Stansted

Cheapest flights from St. Louis to StanstedExplore 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 10 September 2026.

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 10 September 2026.

Best flights from St. Louis to StanstedDiscover carefully curated flight deals from St. Louis to Stansted that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from St. Louis to Stansted that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from St. Louis to StanstedDiscover last-minute flight deals from St. Louis to Stansted. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from St. Louis to Stansted. Data last updated 10 September 2026 and is based on user searches.

One-way flights from St. Louis to StanstedSearch for one-way flight options from St. Louis to Stansted. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from St. Louis to Stansted. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

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

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Related info for your journey

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

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

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

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

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

Travelling to a place near London Stansted Airport?

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Complete your trip to Stansted by adding a car hire and/or hotel booking to your travel itinerary.

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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 10 September 2026.

Best flights from St. Louis to Stansted
Discover carefully curated flight deals from St. Louis to Stansted that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from St. Louis to Stansted
Discover last-minute flight deals from St. Louis to Stansted. Data last updated 10 September 2026 and is based on user searches.

One-way flights from St. Louis to Stansted
Search for one-way flight options from St. Louis to Stansted. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.