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.

£388 Cheap Flights from St. Louis to London Stansted Airport in 2024/25

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Cheap return flights

These are some of the best return flight deals from St. Louis to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to London.

Cheap last-minute flights

Planning a quick getaway from St. Louis to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from St. Louis to London

Find recent round-trip train or bus tickets from St. Louis to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.

STL-STN

4200 mimulti-stop

STN-STL

4200 mimulti-stop

Multiple Airlines

Find Deal

12:15 - 00:15STL-STN

30h 00m3 stops

£388

Find Deal

Sun, 8 Dec

15:45 - 14:50STL-STN

17h 05m2 stops

£396

Find Deal

Wed, 11 Dec

17:02 - 07:50STL-STN

32h 48m3 stops

£412

Find Deal

Wed, 11 Dec

15:45 - 16:50STL-STN

19h 05m2 stops

£449

Find Deal

Sun, 8 Dec

15:45 - 15:25STL-STN

17h 40m2 stops

£466

Find Deal

Wed, 12 Feb

12:15 - 13:25STL-STN

19h 10m3 stops

£500

Find Deal

Tue, 11 Feb

15:50 - 15:30STL-STN

18h 40m2 stops

£519

Find Deal

Sat, 22 Mar

13:05 - 15:30STL-STN

21h 25m3 stops

£521

Find Deal

Sat, 22 Mar

13:00 - 23:40STL-STN

28h 40m3 stops

£620

Find Deal

Fri, 27 Dec

06:30 - 08:55STL-STN

20h 25m2 stops

£739

Find Deal

Fri, 27 Dec

15:50 - 19:00STL-STN

21h 10m2 stops

19:35 - 20:04STN-STL

30h 29m3 stops

£1,851

Find Deal

Sun, 24 Nov - Tue, 26 Nov

15:50 - 15:30STL-STN

17h 40m2 stops

19:35 - 20:04STN-STL

30h 29m3 stops

£2,102

Find Deal

Sat, 23 Nov - Tue, 26 Nov

13:05 - 15:30STL-STN

20h 25m3 stops

19:35 - 20:04STN-STL

30h 29m3 stops

£2,276

Find Deal

Sat, 23 Nov - Tue, 26 Nov

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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

Fastest flight time	17h 05m
Direct flights	None

The fastest flight from St. Louis to London Stansted Airport takes 17h 05m

There are no direct flights from St. Louis to London Stansted Airport. Popular non-direct route for this connection is Lambert-St Louis Airport - London Stansted Airport.

Search flight deals

How far is Lambert-St Louis to London Stansted by plane?
London Stansted is 4199.6 mi away from Lambert-St Louis.
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.

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.