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Cheap flights from London Stansted Airport to Washington, D.C. from $503

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Stansted Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:10 am - 6:30 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
15h 20m2 stops Stockholm Arlanda Reykjavik Keflavik Intl
Multiple Airlines Logo
7:40 pm - 6:00 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
17h 20m2 stops Reykjavik Keflavik Intl Stockholm Arlanda
$624Multiple Airlines
Mon, Dec 7 - Mon, Dec 14
Multiple Airlines Logo
8:50 pm - 2:30 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
22h 40m2 stops Madrid Barajas Rome Fiumicino
Multiple Airlines Logo
4:30 pm - 2:50 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
17h 20m2 stops Rome Fiumicino Madrid Barajas
$636Multiple Airlines
Sat, Nov 21 - Sun, Nov 29
Multiple Airlines Logo
6:15 am - 4:20 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
15h 05m1 stop Madrid Barajas
Multiple Airlines Logo
5:50 pm - 4:00 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
17h 10m1 stop Madrid Barajas
$646Multiple Airlines
Thu, Nov 19 - Mon, Nov 23
Multiple Airlines Logo
12:30 pm - 3:15 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
31h 45m2 stops Madrid Barajas Lisbon Humberto Delgado
Multiple Airlines Logo
10:30 pm - 11:45 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
20h 15m2 stops Lisbon Humberto Delgado Madrid Barajas
$646Multiple Airlines
Wed, Dec 2 - Wed, Dec 9
Multiple Airlines Logo
12:30 pm - 3:15 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
31h 45m2 stops Madrid Barajas Lisbon Humberto Delgado
Multiple Airlines Logo
10:30 pm - 10:55 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
19h 25m2 stops Lisbon Humberto Delgado Madrid Barajas
$651Multiple Airlines
Wed, Dec 2 - Sun, Dec 6
Multiple Airlines Logo
4:15 pm - 3:55 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
28h 40m2 stops Madrid Barajas Amsterdam Schiphol
Multiple Airlines Logo
6:40 pm - 11:45 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
24h 05m2 stops Paris Charles de Gaulle Madrid Barajas
$664Multiple Airlines
Fri, Jan 15 - Wed, Jan 20
Multiple Airlines Logo
8:30 am - 2:30 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
35h 00m2 stops Madrid Barajas Rome Fiumicino
Multiple Airlines Logo
4:30 pm - 10:55 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
25h 25m2 stops Rome Fiumicino Madrid Barajas
$669Multiple Airlines
Wed, Nov 25 - Sun, Nov 29
Multiple Airlines Logo
8:10 am - 6:30 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
15h 20m2 stops Stockholm Arlanda Reykjavik Keflavik Intl
Multiple Airlines Logo
7:40 pm - 6:00 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
17h 20m2 stops Reykjavik Keflavik Intl Stockholm Arlanda
$670Multiple Airlines
Mon, Nov 23 - Mon, Nov 30
Multiple Airlines Logo
8:10 am - 6:30 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
15h 20m2 stops Stockholm Arlanda Reykjavik Keflavik Intl
Multiple Airlines Logo
7:40 pm - 5:30 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
16h 50m2 stops Reykjavik Keflavik Intl Stockholm Arlanda
$673Multiple Airlines
Mon, Nov 23 - Sun, Dec 6
Multiple Airlines Logo
5:45 pm - 7:05 pmSTN  London Stansted-IAD Washington, D.C. Dulles Intl
30h 20m2 stops Alicante Casablanca Mohamed V
Multiple Airlines Logo
5:25 pm - 12:10 pmIAD  Washington, D.C. Dulles Intl-STN London Stansted
13h 45m1 stop Lisbon Humberto Delgado
$692Multiple Airlines
Sat, Nov 21 - Mon, Nov 30

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

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Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Mon 12/7

8:10 am-6:30 pm

2 stops15h 20m

Washington, D.C. Dulles Intl

Mon 12/14

7:40 pm-6:00 pm

2 stops17h 20m

$624

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Sat 11/21

8:50 pm-2:30 pm

2 stops22h 40m

Washington, D.C. Dulles Intl

Sun 11/29

4:30 pm-2:50 pm

2 stops17h 20m

$636

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Thu 11/19

6:15 am-4:20 pm

1 stop15h 05m

Washington, D.C. Dulles Intl

Mon 11/23

5:50 pm-4:00 pm

1 stop17h 10m

$646

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Wed 12/2

12:30 pm-3:15 pm

2 stops31h 45m

Washington, D.C. Dulles Intl

Wed 12/9

10:30 pm-11:45 pm

2 stops20h 15m

$646

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Wed 12/2

12:30 pm-3:15 pm

2 stops31h 45m

Washington, D.C. Dulles Intl

Sun 12/6

10:30 pm-10:55 pm

2 stops19h 25m

$651

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Fri 1/15

4:15 pm-3:55 pm

2 stops28h 40m

Washington, D.C. Dulles Intl

Wed 1/20

6:40 pm-11:45 pm

2 stops24h 05m

$664

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Wed 11/25

8:30 am-2:30 pm

2 stops35h 00m

Washington, D.C. Dulles Intl

Sun 11/29

4:30 pm-10:55 pm

2 stops25h 25m

$669

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Mon 11/23

8:10 am-6:30 pm

2 stops15h 20m

Washington, D.C. Dulles Intl

Mon 11/30

7:40 pm-6:00 pm

2 stops17h 20m

$670
Quickest round-trip

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Mon 11/23

8:10 am-6:30 pm

2 stops15h 20m

Washington, D.C. Dulles Intl

Sun 12/6

7:40 pm-5:30 pm

2 stops16h 50m

$673

LondonWashington, D.C.

STN London Stansted - IAD Washington, D.C. Dulles Intl

STNIAD

London Stansted

Sat 11/21

5:45 pm-7:05 pm

2 stops30h 20m

Washington, D.C. Dulles Intl

Mon 11/30

5:25 pm-12:10 pm

1 stop13h 45m

$692

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from London Stansted Airport to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from London Stansted Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $752. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London Stansted Airport to Washington, D.C. for around $857.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from London Stansted Airport to Washington, D.C. when you can find flight prices for as low as $768. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $810. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

Cheap London Stansted Airport to Washington, D.C. (STN to WAS) flight deals and tips

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

Best Price Found

$503

Fastest flight time

12h 30m

Direct flights

None
The best one-way flight to Washington, D.C. from London Stansted Airport in the past 72 hours is $503. The best round-trip flight deal from London Stansted Airport to Washington, D.C. found on momondo in the last 72 hours is $624.
The fastest flight from London Stansted Airport to Washington, D.C. takes 12h 30m
There are no direct flights from London Stansted Airport to Washington, D.C.. There are no popular flight routes from London Stansted Airport to Washington, D.C..
Search flight deals

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

  • How far is London Stansted to Washington, D.C. by plane?

    Washington, D.C. is 3668.5 mi away from London Stansted. Typically, this will take 12h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from London Stansted Airport to Washington, D.C.?

    Prices for flights from London Stansted Airport to Washington, D.C. were last updated today.

  • How old do you have to be to fly from London Stansted Airport to Washington, D.C.?

    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 London Stansted Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Fredericksburg
Laurel
Waldorf
Woodbridge
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Fairfax
Springfield
Glen Burnie
Edgewood
College Park
Camp Springs
Colonial Beach

Why use momondo?

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

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 Washington, D.C. from London.

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

Yes. momondo allows you to filter the results for London to Washington, D.C. flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport