How do I get Price Alerts for flights from St. Louis to London Stansted Airport?

Price Alerts will notify you by email when the price for flights to London Stansted Airport from St. Louis decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from St. Louis to London Stansted Airport with momondo?

By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Lambert-St Louis Airport to London Stansted Airport?

Prices for flights from Lambert-St Louis Airport to London Stansted Airport are updated daily.

How old do you have to be to fly from Lambert-St Louis Airport to London Stansted Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to London Stansted Airport.

What documentation or ID do you need to fly to London Stansted Airport?

The travel and health documents you'll need for your trip to London Stansted Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Stansted Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£282 Cheap Flights from St. Louis to London Stansted Airport in 2026

Find the cheapest flights from St. Louis to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:30 - 21:00STL Lambert-St Louis-STN London Stansted

23h 30m2 stops Frankfurt am Main Madrid Barajas

14:45 - 13:25STN London Stansted-STL Lambert-St Louis

28h 40m2 stops Madrid Barajas Frankfurt am Main

£649Multiple Airlines

Tue, 29 Sep - Thu, 8 Oct

14:40 - 21:20STL Lambert-St Louis-STN London Stansted

24h 40m2 stops Toronto Pearson Intl Dublin

06:35 - 14:00STN London Stansted-STL Lambert-St Louis

13h 25m2 stops Dublin Toronto Pearson Intl

£712Multiple Airlines

Wed, 14 Oct - Sun, 18 Oct

12:10 - 21:20STL Lambert-St Louis-STN London Stansted

27h 10m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Dublin

06:35 - 14:00STN London Stansted-STL Lambert-St Louis

13h 25m2 stops Dublin Toronto Pearson Intl

£713Multiple Airlines

Wed, 14 Oct - Sun, 18 Oct

12:10 - 14:35STL Lambert-St Louis-STN London Stansted

20h 25m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Dublin

06:35 - 14:00STN London Stansted-STL Lambert-St Louis

13h 25m2 stops Dublin Toronto Pearson Intl

£763Multiple Airlines

Thu, 15 Oct - Sun, 18 Oct

14:40 - 21:20STL Lambert-St Louis-STN London Stansted

24h 40m2 stops Toronto Pearson Intl Dublin

06:35 - 14:00STN London Stansted-STL Lambert-St Louis

13h 25m2 stops Dublin Toronto Pearson Intl

£764Multiple Airlines

Thu, 15 Oct - Sun, 18 Oct

08:55 - 23:50STL Lambert-St Louis-STN London Stansted

32h 55m3 stops Toronto Pearson Intl Munich Franz Josef Strauss Krakow J. Paul II Balice

16:00 - 13:25STN London Stansted-STL Lambert-St Louis

27h 25m2 stops Krakow J. Paul II Balice Frankfurt am Main

£787Multiple Airlines

Thu, 1 Oct - Thu, 8 Oct

08:55 - 00:50STL Lambert-St Louis-STN London Stansted

33h 55m3 stops Toronto Pearson Intl Vienna Intl Tirana Rinas

18:15 - 20:20STN London Stansted-STL Lambert-St Louis

32h 05m3 stops Tirana Rinas Munich Franz Josef Strauss Toronto Pearson Intl

£791Multiple Airlines

Tue, 29 Sep - Thu, 8 Oct

08:00 - 10:55STL Lambert-St Louis-STN London Stansted

44h 55m2 stops Chicago O'Hare Intl Istanbul

17:20 - 15:43STN London Stansted-STL Lambert-St Louis

27h 23m2 stops Istanbul Chicago O'Hare Intl

£871Turkish Airlines

Fri, 23 Oct - Thu, 29 Oct

08:00 - 16:40STL Lambert-St Louis-STN London Stansted

26h 40m2 stops Chicago O'Hare Intl Istanbul

17:45 - 21:21STN London Stansted-STL Lambert-St Louis

33h 36m2 stops Istanbul Chicago O'Hare Intl

£871Turkish Airlines

Wed, 7 Oct - Wed, 21 Oct

08:00 - 16:50STL Lambert-St Louis-STN London Stansted

26h 50m2 stops Chicago O'Hare Intl Istanbul

17:20 - 15:43STN London Stansted-STL Lambert-St Louis

51h 23m2 stops Istanbul Chicago O'Hare Intl

£875Turkish Airlines

Tue, 20 Oct - Tue, 27 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

14:40 - 11:35STL Lambert-St Louis-STN London Stansted

14h 55m2 stops Toronto Pearson Intl Dublin

06:30 - 14:00STN London Stansted-STL Lambert-St Louis

13h 30m2 stops Dublin Toronto Pearson Intl

£705Multiple Airlines

Wed, 9 Sep - Wed, 16 Sep

14:40 - 11:35STL Lambert-St Louis-STN London Stansted

14h 55m2 stops Toronto Pearson Intl Dublin

06:35 - 14:00STN London Stansted-STL Lambert-St Louis

13h 25m2 stops Dublin Toronto Pearson Intl

£912Multiple Airlines

Wed, 9 Sep - Fri, 11 Sep

14:40 - 11:35STL Lambert-St Louis-STN London Stansted

14h 55m2 stops Toronto Pearson Intl Dublin

18:05 - 18:41STN London Stansted-STL Lambert-St Louis

30h 36m3 stops Tirana Rinas Vienna Intl Montreal Pierre Elliott Trudeau Intl

£1,188Multiple Airlines

Wed, 9 Sep - Fri, 11 Sep

14:40 - 13:00STL Lambert-St Louis-STN London Stansted

16h 20m2 stops Toronto Pearson Intl Edinburgh Turnhouse

18:00 - 18:41STN London Stansted-STL Lambert-St Louis

30h 41m3 stops Budapest Ferenc Liszt Intl Vienna Intl Montreal Pierre Elliott Trudeau Intl

£1,301Multiple Airlines

Mon, 7 Sep - Wed, 9 Sep

14:40 - 13:00STL Lambert-St Louis-STN London Stansted

16h 20m2 stops Toronto Pearson Intl Edinburgh Turnhouse

18:00 - 18:41STN London Stansted-STL Lambert-St Louis

30h 41m3 stops Budapest Ferenc Liszt Intl Vienna Intl Montreal Pierre Elliott Trudeau Intl

£1,306Multiple Airlines

Mon, 7 Sep - Wed, 9 Sep

18:53 - 21:00STL Lambert-St Louis-STN London Stansted

20h 07m3 stops Chicago O'Hare Intl Frankfurt am Main Barcelona-El Prat

06:05 - 20:20STN London Stansted-STL Lambert-St Louis

20h 15m2 stops Budapest Ferenc Liszt Intl Toronto Pearson Intl

£1,401Multiple Airlines

Sat, 12 Sep - Sun, 18 Oct

12:10 - 22:50STL Lambert-St Louis-STN London Stansted

28h 40m3 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss Budapest Ferenc Liszt Intl

18:00 - 18:41STN London Stansted-STL Lambert-St Louis

30h 41m3 stops Budapest Ferenc Liszt Intl Vienna Intl Montreal Pierre Elliott Trudeau Intl

£1,407Multiple Airlines

Mon, 7 Sep - Wed, 9 Sep

12:10 - 00:40STL Lambert-St Louis-STN London Stansted

30h 30m3 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main Tirana Rinas

18:05 - 18:41STN London Stansted-STL Lambert-St Louis

30h 36m3 stops Tirana Rinas Vienna Intl Montreal Pierre Elliott Trudeau Intl

£1,420Multiple Airlines

Wed, 9 Sep - Fri, 11 Sep

08:00 - 09:55STL Lambert-St Louis-STN London Stansted

43h 55m2 stops Chicago O'Hare Intl Istanbul

10:50 - 22:00STN London Stansted-STL Lambert-St Louis

41h 10m2 stops Istanbul Chicago O'Hare Intl

£1,471Turkish Airlines

Fri, 11 Sep - Mon, 21 Sep

08:00 - 09:55STL Lambert-St Louis-STN London Stansted

43h 55m2 stops Chicago O'Hare Intl Istanbul

10:50 - 22:00STN London Stansted-STL Lambert-St Louis

41h 10m2 stops Istanbul Chicago O'Hare Intl

£1,548Turkish Airlines

Fri, 11 Sep - Mon, 21 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Turkish Airlines flights from St. Louis to London Stansted Airport

Our best Turkish Airlines deals on St. Louis to London Stansted Airport flight tickets

Turkish Airlines

23 Oct

STL08:00Lambert-St Louis

44h 55m

2 stops

STN10:55London Stansted

29 Oct

STN17:20London Stansted

27h 23m

2 stops

STL15:43Lambert-St Louis

£871

Turkish Airlines

7 Oct

STL08:00Lambert-St Louis

26h 40m

2 stops

STN16:40London Stansted

21 Oct

STN17:45London Stansted

33h 36m

2 stops

STL21:21Lambert-St Louis

£871

Turkish Airlines

20 Oct

STL08:00Lambert-St Louis

26h 50m

2 stops

STN16:50London Stansted

27 Oct

STN17:20London Stansted

51h 23m

2 stops

STL15:43Lambert-St Louis

£875

momondo 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

Tue 29/9

15:30-21:00

2 stops23h 30m

London Stansted

Thu 8/10

14:45-13:25

2 stops28h 40m

£649

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Wed 14/10

14:40-21:20

2 stops24h 40m

London Stansted

Sun 18/10

06:35-14:00

2 stops13h 25m

£712

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Wed 14/10

12:10-21:20

3 stops27h 10m

London Stansted

Sun 18/10

06:35-14:00

2 stops13h 25m

£713

Fastest return journey

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Thu 15/10

12:10-14:35

3 stops20h 25m

London Stansted

Sun 18/10

06:35-14:00

2 stops13h 25m

£763

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Thu 15/10

14:40-21:20

2 stops24h 40m

London Stansted

Sun 18/10

06:35-14:00

2 stops13h 25m

£764

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Thu 1/10

08:55-23:50

3 stops32h 55m

London Stansted

Thu 8/10

16:00-13:25

2 stops27h 25m

£787

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Tue 29/9

08:55-00:50

3 stops33h 55m

London Stansted

Thu 8/10

18:15-20:20

3 stops32h 05m

£791

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Fri 23/10

08:00-10:55

2 stops44h 55m

London Stansted

Thu 29/10

17:20-15:43

2 stops27h 23m

£871

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Wed 7/10

08:00-16:40

2 stops26h 40m

London Stansted

Wed 21/10

17:45-21:21

2 stops33h 36m

£871

St. LouisLondon

STL Lambert-St Louis - STN London Stansted

STLSTN

Lambert-St Louis

Tue 20/10

08:00-16:50

2 stops26h 50m

London Stansted

Tue 27/10

17:20-15:43

2 stops51h 23m

£875

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from St. Louis to London Stansted Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to London Stansted Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap St. Louis to London Stansted Airport (STL to STN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to London Stansted Airport

Best price found	£282
Fastest flight time	14h 55m
Direct flights	None

The best one-way flight to London Stansted Airport from St. Louis in the past 72 hours is £282. The best return flight deal from St. Louis to London Stansted Airport found on momondo in the last 72 hours is £649.

The fastest flight from St. Louis to London Stansted Airport takes 14h 55m

There are no direct flights from St. Louis to London Stansted Airport. There are no popular flight routes from St. Louis to London Stansted Airport.

Search flight deals

Frequently asked questions about flying from St. Louis to London Stansted Airport

How far is Lambert-St Louis to London Stansted by plane?
London Stansted is 4199.6 mi away from Lambert-St Louis. In terms of flight time, this usually takes a little over 14h 55m.
When did momondo last update prices for flights from Lambert-St Louis Airport to London Stansted Airport?
Prices for flights from Lambert-St Louis Airport to London Stansted Airport are updated daily.
How old do you have to be to fly from Lambert-St Louis Airport to London Stansted Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to London Stansted Airport.
What documentation or ID do you need to fly to London Stansted Airport?
The travel and health documents you'll need for your trip to London Stansted Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Stansted Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from St. Louis to London Stansted Airport

How do I get Price Alerts for flights from St. Louis to London Stansted Airport?
Price Alerts will notify you by email when the price for flights to London Stansted Airport from St. Louis decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from St. Louis to London Stansted Airport with momondo?
By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Eastbourne

Wembley

Gatwick

Milton Keynes

Southend-on-Sea

Luton

Slough

Ipswich

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Chichester

Hayes

Bedford

Guildford

Colchester

Harlow

Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to London. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to London flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to London?

momondo helps you find the best flight between St. Louis and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.