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Cheap flights from London Stansted Airport to District of Columbia from $499

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Stansted Airport to District of Columbia departing on 2/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Stansted Airport to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 8:26 pm
STN
-
IAD
18h 56m
2 stops
Multiple Airlines Logo
6:30 pm - 11:55 pm
IAD
-
STN
25h 25m
2 stops
$577Multiple Airlines
tors, mar 5 - mån, mar 16
Multiple Airlines Logo
8:30 am - 6:30 pm
STN
-
IAD
15h 00m
2 stops
Multiple Airlines Logo
7:40 pm - 2:20 pm
IAD
-
STN
13h 40m
2 stops
$579Multiple Airlines
tors, feb 26 - mån, mar 2
Multiple Airlines Logo
8:25 pm - 10:00 pm
STN
-
IAD
29h 35m
2 stops
Multiple Airlines Logo
8:40 pm - 10:55 pm
IAD
-
STN
22h 15m
2 stops
$616Multiple Airlines
tis, mar 17 - tis, mar 24
Multiple Airlines Logo
8:30 am - 3:35 pm
STN
-
IAD
12h 05m
1 stop
Multiple Airlines Logo
5:05 pm - 7:50 am
IAD
-
STN
9h 45m
1 stop
$617Multiple Airlines
mån, feb 9 - sön, feb 15
Multiple Airlines Logo
8:25 pm - 10:00 pm
STN
-
IAD
29h 35m
2 stops
Multiple Airlines Logo
8:40 pm - 10:55 pm
IAD
-
STN
22h 15m
2 stops
$621Multiple Airlines
tis, mar 17 - tis, mar 24
Multiple Airlines Logo
6:30 am - 6:30 pm
STN
-
IAD
17h 00m
2 stops
Multiple Airlines Logo
7:40 pm - 11:05 pm
IAD
-
STN
22h 25m
2 stops
$624Multiple Airlines
sön, feb 8 - lör, feb 14
Multiple Airlines Logo
3:15 pm - 5:55 pm
STN
-
IAD
30h 40m
3 stops
Multiple Airlines Logo
8:20 pm - 9:20 pm
IAD
-
STN
20h 00m
2 stops
$632Multiple Airlines
lör, mar 28 - tors, apr 9
Multiple Airlines Logo
11:55 am - 3:35 pm
STN
-
IAD
31h 40m
2 stops
Multiple Airlines Logo
6:30 pm - 11:55 pm
IAD
-
STN
25h 25m
2 stops
$637Multiple Airlines
mån, mar 16 - mån, mar 23
Multiple Airlines Logo
8:05 pm - 9:00 pm
STN
-
IAD
29h 55m
2 stops
Multiple Airlines Logo
8:40 pm - 10:55 pm
IAD
-
STN
22h 15m
2 stops
$643Multiple Airlines
tors, mar 5 - tis, mar 10
Multiple Airlines Logo
8:10 am - 3:05 pm
STN
-
IAD
35h 55m
2 stops
Multiple Airlines Logo
8:30 pm - 12:30 am
IAD
-
STN
23h 00m
2 stops
$644Multiple Airlines
mån, apr 13 - tors, apr 16

momondo Fare Finder

 
Customize your flight search to find flights from London Stansted Airport to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated februari 3, 2026.
Use the filters below to find and compare flights from London Stansted Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

tors 3/5

6:30 am-8:26 pm

2 stops18h 56m

Washington, D.C. Dulles Intl

mån 3/16

6:30 pm-11:55 pm

2 stops25h 25m

$577

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

tors 2/26

8:30 am-6:30 pm

2 stops15h 00m

Washington, D.C. Dulles Intl

mån 3/2

7:40 pm-2:20 pm

2 stops13h 40m

$579

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

tis 3/17

8:25 pm-10:00 pm

2 stops29h 35m

Washington, D.C. Dulles Intl

tis 3/24

8:40 pm-10:55 pm

2 stops22h 15m

$616

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

mån 2/9

8:30 am-3:35 pm

1 stop12h 05m

Washington, D.C. Dulles Intl

sön 2/15

5:05 pm-7:50 am

1 stop9h 45m

$617

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

tis 3/17

8:25 pm-10:00 pm

2 stops29h 35m

Washington, D.C. Dulles Intl

tis 3/24

8:40 pm-10:55 pm

2 stops22h 15m

$621

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

sön 2/8

6:30 am-6:30 pm

2 stops17h 00m

Washington, D.C. Dulles Intl

lör 2/14

7:40 pm-11:05 pm

2 stops22h 25m

$624

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

lör 3/28

3:15 pm-5:55 pm

3 stops30h 40m

Washington, D.C. Dulles Intl

tors 4/9

8:20 pm-9:20 pm

2 stops20h 00m

$632

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

mån 3/16

11:55 am-3:35 pm

2 stops31h 40m

Washington, D.C. Dulles Intl

mån 3/23

6:30 pm-11:55 pm

2 stops25h 25m

$637

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

tors 3/5

8:05 pm-9:00 pm

2 stops29h 55m

Washington, D.C. Dulles Intl

tis 3/10

8:40 pm-10:55 pm

2 stops22h 15m

$643

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

mån 4/13

8:10 am-3:05 pm

2 stops35h 55m

Washington, D.C. Dulles Intl

tors 4/16

8:30 pm-12:30 am

2 stops23h 00m

$644

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap London Stansted Airport to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Stansted Airport to District of Columbia

Fastest flight time

13h 00m

Direct flights

None
The fastest flight from London Stansted Airport to District of Columbia takes 13h 00m
There are no direct flights from London Stansted Airport to District of Columbia. There are no popular flight routes from London Stansted Airport to District of Columbia.
Search flight deals

  • When did momondo last update prices for flights from London Stansted Airport to District of Columbia?

    Prices for flights from London Stansted Airport to District of Columbia are refreshed on a daily basis.

  • How old do you have to be to fly from London Stansted Airport to District of Columbia?

    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 District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The required travel and health documents for your District of Columbia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at District of Columbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from London Stansted Airport to District of Columbia?

    Price Alerts will notify you by email when the price for flights to District of Columbia from London Stansted Airport 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 London Stansted Airport to District of Columbia with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for 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.

Why use momondo?

Why should I use momondo to find a flight deal from London to District of Columbia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to District of Columbia for you.

Can I find flights from London to District of Columbia with flexible booking policies on momondo?

Yes. All flights to District of Columbia from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to District of Columbia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to District of Columbia.

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

Yes. momondo can track prices for London to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
tors 3/5
tors 3/12
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