How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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

The travel and health documents required for your trip to London Stansted Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Stansted Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£295 Cheap Flights from Washington, D.C. Reagan-National Airport to London Stansted Airport in 2026/27

Find the cheapest flights from Washington, D.C. Reagan-National Airport to London

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

11:14 - 20:00DCA Washington, D.C. Reagan-National-STN London Stansted

27h 46m2 stops New York John F Kennedy Intl Kastrup Copenhagen

06:45 - 22:24STN London Stansted-DCA Washington, D.C. Reagan-National

20h 39m2 stops Kastrup Copenhagen New York John F Kennedy Intl

£575Multiple Airlines

Fri, 4 Dec - Mon, 7 Dec

11:05 - 20:00DCA Washington, D.C. Reagan-National-STN London Stansted

27h 55m2 stops New York John F Kennedy Intl Kastrup Copenhagen

06:45 - 22:24STN London Stansted-DCA Washington, D.C. Reagan-National

20h 39m2 stops Kastrup Copenhagen New York John F Kennedy Intl

£583Multiple Airlines

Fri, 4 Dec - Mon, 7 Dec

11:00 - 10:20DCA Washington, D.C. Reagan-National-STN London Stansted

18h 20m2 stops New York John F Kennedy Intl Kastrup Copenhagen

08:15 - 23:04STN London Stansted-DCA Washington, D.C. Reagan-National

19h 49m2 stops Kastrup Copenhagen New York John F Kennedy Intl

£594Multiple Airlines

Fri, 29 Jan - Sun, 31 Jan

11:00 - 10:20DCA Washington, D.C. Reagan-National-STN London Stansted

18h 20m3 stops New York John F Kennedy Intl Boston Logan Intl Kastrup Copenhagen

08:15 - 23:30STN London Stansted-DCA Washington, D.C. Reagan-National

20h 15m2 stops Kastrup Copenhagen Boston Logan Intl

£596Multiple Airlines

Fri, 29 Jan - Sun, 31 Jan

16:00 - 16:15DCA Washington, D.C. Reagan-National-STN London Stansted

19h 15m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

17:20 - 15:24STN London Stansted-DCA Washington, D.C. Reagan-National

27h 04m3 stops Madrid Barajas Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

£607Multiple Airlines

Wed, 13 Jan - Mon, 18 Jan

11:07 - 10:20DCA Washington, D.C. Reagan-National-STN London Stansted

18h 13m2 stops New York John F Kennedy Intl Kastrup Copenhagen

08:15 - 23:04STN London Stansted-DCA Washington, D.C. Reagan-National

19h 49m2 stops Kastrup Copenhagen New York John F Kennedy Intl

£614Multiple Airlines

Fri, 5 Feb - Sun, 14 Feb

06:00 - 18:00DCA Washington, D.C. Reagan-National-STN London Stansted

31h 00m3 stops Montreal Pierre Elliott Trudeau Intl Munich Franz Josef Strauss Stockholm Arlanda

20:50 - 21:59STN London Stansted-DCA Washington, D.C. Reagan-National

30h 09m3 stops Stockholm Arlanda Frankfurt am Main Montreal Pierre Elliott Trudeau Intl

£621Multiple Airlines

Mon, 9 Nov - Fri, 13 Nov

06:00 - 22:55DCA Washington, D.C. Reagan-National-STN London Stansted

35h 55m3 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National Madrid Barajas

08:30 - 21:59STN London Stansted-DCA Washington, D.C. Reagan-National

18h 29m2 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl

£630Multiple Airlines

Sun, 10 Jan - Wed, 20 Jan

06:00 - 19:25DCA Washington, D.C. Reagan-National-STN London Stansted

32h 25m2 stops Montreal Pierre Elliott Trudeau Intl Madrid Barajas

08:30 - 15:24STN London Stansted-DCA Washington, D.C. Reagan-National

35h 54m2 stops Madrid Barajas Montreal Pierre Elliott Trudeau Intl

£636Multiple Airlines

Mon, 1 Feb - Wed, 10 Feb

11:00 - 10:20DCA Washington, D.C. Reagan-National-STN London Stansted

18h 20m2 stops New York John F Kennedy Intl Kastrup Copenhagen

05:55 - 23:30STN London Stansted-DCA Washington, D.C. Reagan-National

22h 35m2 stops Kastrup Copenhagen Boston Logan Intl

£641Multiple Airlines

Fri, 5 Feb - Fri, 12 Feb

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Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Fri 4/12

11:14-20:00

2 stops27h 46m

London Stansted

Mon 7/12

06:45-22:24

2 stops20h 39m

£575

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Fri 4/12

11:05-20:00

2 stops27h 55m

London Stansted

Mon 7/12

06:45-22:24

2 stops20h 39m

£583

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Fri 29/1

11:00-10:20

2 stops18h 20m

London Stansted

Sun 31/1

08:15-23:04

2 stops19h 49m

£594

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Fri 29/1

11:00-10:20

3 stops18h 20m

London Stansted

Sun 31/1

08:15-23:30

2 stops20h 15m

£596

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Wed 13/1

16:00-16:15

2 stops19h 15m

London Stansted

Mon 18/1

17:20-15:24

3 stops27h 04m

£607

Fastest return journey

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Fri 5/2

11:07-10:20

2 stops18h 13m

London Stansted

Sun 14/2

08:15-23:04

2 stops19h 49m

£614

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Mon 9/11

06:00-18:00

3 stops31h 00m

London Stansted

Fri 13/11

20:50-21:59

3 stops30h 09m

£621

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Sun 10/1

06:00-22:55

3 stops35h 55m

London Stansted

Wed 20/1

08:30-21:59

2 stops18h 29m

£630

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Mon 1/2

06:00-19:25

2 stops32h 25m

London Stansted

Wed 10/2

08:30-15:24

2 stops35h 54m

£636

Washington, D.C.London

DCA Washington, D.C. Reagan-National - STN London Stansted

DCASTN

Washington, D.C. Reagan-National

Fri 5/2

11:00-10:20

2 stops18h 20m

London Stansted

Fri 12/2

05:55-23:30

2 stops22h 35m

£641

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from Washington, D.C. Reagan-National Airport to London Stansted Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to London Stansted Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Washington, D.C. Reagan-National Airport to London Stansted Airport (DCA to STN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to London Stansted Airport

Best price found	£295
Fastest flight time	14h 50m
Direct flights	None

The best one-way flight to London Stansted Airport from Washington, D.C. Reagan-National Airport in the past 72 hours is £295. The best return flight deal from Washington, D.C. Reagan-National Airport to London Stansted Airport found on momondo in the last 72 hours is £575.

The fastest flight from Washington, D.C. Reagan-National Airport to London Stansted Airport takes 14h 50m

There are no direct flights from Washington, D.C. Reagan-National Airport to London Stansted Airport. There are no popular flight routes from Washington, D.C. Reagan-National Airport to London Stansted Airport.

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Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to London Stansted Airport

How far is Washington, D.C. Reagan-National to London Stansted by plane?
The straight-line distance from Washington, D.C. Reagan-National to London Stansted is 3671.1 mi. 14h 50m is a normal flight duration for this route.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to London Stansted Airport?
Prices for flights from Washington, D.C. Reagan-National Airport to London Stansted Airport are refreshed on a daily basis.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to London Stansted Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Reagan-National Airport to London Stansted Airport.
What documentation or ID do you need to fly to London Stansted Airport?
The travel and health documents required for your trip to London Stansted Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Stansted Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to London Stansted Airport

How do I get Price Alerts for flights from Washington, D.C. Reagan-National Airport to London Stansted Airport?
Confirm your travel details to search for the latest offers for flights from Washington, D.C. Reagan-National Airport to London Stansted Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Washington, D.C. Reagan-National Airport to London Stansted Airport with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Washington, D.C..

Can I find flights from Washington, D.C. to London with flexible booking policies on momondo?

Yes. All flights to London from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to London?

momondo helps you find the best flight between Washington, D.C. 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 Washington, D.C. to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. 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.