Cheap flights from London Stansted Airport to District of Columbia from $556

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 8/21. 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

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.

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
7:15 pm - 7:20 pm
STN
-
IAD
29h 05m
2 stops
Multiple Airlines Logo
8:30 pm - 12:10 am
IAD
-
STN
22h 40m
2 stops
$657Multiple Airlines
Mon, Jun 1 - Tue, Jun 9
Multiple Airlines Logo
6:30 am - 7:15 pm
STN
-
IAD
17h 45m
1 stop
Multiple Airlines Logo
8:55 pm - 7:30 pm
IAD
-
STN
17h 35m
1 stop
$679Multiple Airlines
Wed, Jul 1 - Wed, Jul 15
Multiple Airlines Logo
6:30 am - 3:45 pm
STN
-
IAD
14h 15m
1 stop
Multiple Airlines Logo
9:00 pm - 9:20 pm
IAD
-
STN
19h 20m
1 stop
$687Multiple Airlines
Wed, Jul 1 - Wed, Jul 8
Multiple Airlines Logo
6:30 am - 7:00 pm
STN
-
IAD
17h 30m
1 stop
Multiple Airlines Logo
8:45 pm - 5:35 pm
IAD
-
STN
15h 50m
1 stop
$688Multiple Airlines
Thu, May 28 - Thu, Jun 11
Multiple Airlines Logo
6:35 am - 7:25 pm
STN
-
IAD
17h 50m
1 stop
Multiple Airlines Logo
5:15 pm - 2:40 pm
IAD
-
STN
16h 25m
1 stop
$691Multiple Airlines
Fri, May 22 - Mon, May 25
Multiple Airlines Logo
6:30 am - 7:25 pm
STN
-
IAD
17h 55m
1 stop
Multiple Airlines Logo
5:15 pm - 5:35 pm
IAD
-
STN
19h 20m
1 stop
$697Multiple Airlines
Tue, Jul 7 - Tue, Jul 14
Multiple Airlines Logo
12:00 pm - 7:00 pm
STN
-
IAD
12h 00m
1 stop
Multiple Airlines Logo
5:15 pm - 9:50 am
IAD
-
STN
11h 35m
1 stop
$701Multiple Airlines
Thu, Jun 4 - Sun, Jun 7
Multiple Airlines Logo
8:30 am - 3:45 pm
STN
-
IAD
12h 15m
1 stop
Multiple Airlines Logo
8:45 pm - 7:35 pm
IAD
-
STN
17h 50m
1 stop
$707Multiple Airlines
Thu, May 28 - Thu, Jun 11
Multiple Airlines Logo
7:20 am - 7:20 pm
STN
-
IAD
17h 00m
2 stops
Multiple Airlines Logo
8:30 pm - 6:50 pm
IAD
-
STN
17h 20m
2 stops
$708Multiple Airlines
Thu, May 28 - Mon, Jun 1
Multiple Airlines Logo
12:00 pm - 7:00 pm
STN
-
IAD
12h 00m
1 stop
Multiple Airlines Logo
8:45 pm - 7:35 pm
IAD
-
STN
17h 50m
1 stop
$709Multiple Airlines
Thu, Jun 4 - Thu, Jun 11

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 May 9, 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

Cheapest round-trip

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Mon 6/1

7:15 pm-7:20 pm

2 stops29h 05m

Washington, D.C. Dulles Intl

Tue 6/9

8:30 pm-12:10 am

2 stops22h 40m

$657

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Wed 7/1

6:30 am-7:15 pm

1 stop17h 45m

Washington, D.C. Dulles Intl

Wed 7/15

8:55 pm-7:30 pm

1 stop17h 35m

$679

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Wed 7/1

6:30 am-3:45 pm

1 stop14h 15m

Washington, D.C. Dulles Intl

Wed 7/8

9:00 pm-9:20 pm

1 stop19h 20m

$687

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Thu 5/28

6:30 am-7:00 pm

1 stop17h 30m

Washington, D.C. Dulles Intl

Thu 6/11

8:45 pm-5:35 pm

1 stop15h 50m

$688

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Fri 5/22

6:35 am-7:25 pm

1 stop17h 50m

Washington, D.C. Dulles Intl

Mon 5/25

5:15 pm-2:40 pm

1 stop16h 25m

$691

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Tue 7/7

6:30 am-7:25 pm

1 stop17h 55m

Washington, D.C. Dulles Intl

Tue 7/14

5:15 pm-5:35 pm

1 stop19h 20m

$697
Quickest round-trip

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Thu 6/4

12:00 pm-7:00 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Sun 6/7

5:15 pm-9:50 am

1 stop11h 35m

$701

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Thu 5/28

8:30 am-3:45 pm

1 stop12h 15m

Washington, D.C. Dulles Intl

Thu 6/11

8:45 pm-7:35 pm

1 stop17h 50m

$707

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Thu 5/28

7:20 am-7:20 pm

2 stops17h 00m

Washington, D.C. Dulles Intl

Mon 6/1

8:30 pm-6:50 pm

2 stops17h 20m

$708

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Thu 6/4

12:00 pm-7:00 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Thu 6/11

8:45 pm-7:35 pm

1 stop17h 50m

$709

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

12h 15m

Direct flights

None
The fastest flight from London Stansted Airport to District of Columbia takes 12h 15m
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.

Frequently asked questions about flying from London Stansted Airport to District of Columbia

  • 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.

Frequently asked questions about flying from London Stansted Airport to District of Columbia

  • 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.

An easier way to manage your District of Columbia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 6/8
Mon 6/15

Find better results for your trip to District of Columbia

Popular cities in District of Columbia

Popular flights according to clicks in the last 7 days on momondo