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Cheap flights from District of Columbia to London from $257

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to London departing on 11/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from District of Columbia to London

Cheap round-trip flights

Multiple Airlines Logo
5:30 pm - 1:50 pmIAD-STN
15h 20m2 stops
Multiple Airlines Logo
2:30 pm - 9:00 pmSTN-IAD
35h 30m2 stops
$517Multiple Airlines
Find Deal
Tue, Nov 18 - Tue, Nov 25
Multiple Airlines Logo
7:40 pm - 2:15 pmIAD-STN
13h 35m2 stops
Multiple Airlines Logo
8:05 am - 6:30 pmSTN-IAD
15h 25m2 stops
$519Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 20
Multiple Airlines Logo
7:40 pm - 6:30 pmIAD-STN
17h 50m2 stops
Multiple Airlines Logo
9:20 pm - 6:30 pmSTN-IAD
26h 10m2 stops
$521Multiple Airlines
Find Deal
Fri, Nov 14 - Mon, Nov 17
Multiple Airlines Logo
5:00 pm - 11:10 pmIAD-STN
25h 10m2 stops
Multiple Airlines Logo
8:55 am - 3:15 pmSTN-IAD
35h 20m2 stops
$526Multiple Airlines
Find Deal
Fri, Oct 24 - Sun, Nov 9
Multiple Airlines Logo
7:40 pm - 8:55 pmIAD-STN
20h 15m2 stops
Multiple Airlines Logo
9:20 pm - 6:30 pmSTN-IAD
26h 10m2 stops
$527Multiple Airlines
Find Deal
Sun, Nov 9 - Thu, Nov 20
Multiple Airlines Logo
7:40 pm - 6:00 pmIAD-STN
17h 20m2 stops
Multiple Airlines Logo
5:55 am - 6:30 pmSTN-IAD
17h 35m2 stops
$529Multiple Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
Multiple Airlines Logo
7:40 pm - 8:20 pmIAD-STN
19h 40m2 stops
Multiple Airlines Logo
6:00 am - 6:30 pmSTN-IAD
17h 30m2 stops
$531Multiple Airlines
Find Deal
Sun, Nov 9 - Wed, Nov 19
Multiple Airlines Logo
5:00 pm - 11:10 pmIAD-STN
25h 10m2 stops
Multiple Airlines Logo
8:55 am - 3:15 pmSTN-IAD
35h 20m2 stops
$532Multiple Airlines
Find Deal
Fri, Oct 24 - Sun, Nov 9
Multiple Airlines Logo
7:40 pm - 6:00 pmIAD-STN
17h 20m2 stops
Multiple Airlines Logo
5:55 am - 6:30 pmSTN-IAD
17h 35m2 stops
$534Multiple Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
Multiple Airlines Logo
7:40 pm - 8:55 pmIAD-STN
20h 15m2 stops
Multiple Airlines Logo
5:55 am - 6:30 pmSTN-IAD
17h 35m2 stops
$536Multiple Airlines
Find Deal
Sun, Nov 30 - Sun, Dec 7

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to London Stansted Airport 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 September 29, 2025.
Use the filters below to find and compare flights from District of Columbia to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Tue 11/18

5:30 pm-1:50 pm

2 stops15h 20m

London Stansted

Tue 11/25

2:30 pm-9:00 pm

2 stops35h 30m

$517

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Thu 11/13

7:40 pm-2:15 pm

2 stops13h 35m

London Stansted

Thu 11/20

8:05 am-6:30 pm

2 stops15h 25m

$519

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Fri 11/14

7:40 pm-6:30 pm

2 stops17h 50m

London Stansted

Mon 11/17

9:20 pm-6:30 pm

2 stops26h 10m

$521

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Fri 10/24

5:00 pm-11:10 pm

2 stops25h 10m

London Stansted

Sun 11/9

8:55 am-3:15 pm

2 stops35h 20m

$526

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Sun 11/9

7:40 pm-8:55 pm

2 stops20h 15m

London Stansted

Thu 11/20

9:20 pm-6:30 pm

2 stops26h 10m

$527

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Wed 11/19

7:40 pm-6:00 pm

2 stops17h 20m

London Stansted

Sun 11/23

5:55 am-6:30 pm

2 stops17h 35m

$529

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Sun 11/9

7:40 pm-8:20 pm

2 stops19h 40m

London Stansted

Wed 11/19

6:00 am-6:30 pm

2 stops17h 30m

$531

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Fri 10/24

5:00 pm-11:10 pm

2 stops25h 10m

London Stansted

Sun 11/9

8:55 am-3:15 pm

2 stops35h 20m

$532

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Wed 12/3

7:40 pm-6:00 pm

2 stops17h 20m

London Stansted

Sun 12/7

5:55 am-6:30 pm

2 stops17h 35m

$534

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Sun 11/30

7:40 pm-8:55 pm

2 stops20h 15m

London Stansted

Sun 12/7

5:55 am-6:30 pm

2 stops17h 35m

$536

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 London from

How to get the cheapest flight ticket from District of Columbia to London Stansted Airport

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 London Stansted Airport?

The cheapest day to depart on your flight to London Stansted Airport is on a Tuesday when prices can be found for as low as $457. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from District of Columbia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $631.

What is the cheapest time of day to depart on your flight to London Stansted Airport?

Our most recent data shows that the best time of day to fly to London Stansted Airport is in the afternoon. Flights from District of Columbia to London Stansted Airport during this time can be as low as $509. In contrast, the most expensive time of day to depart to London Stansted Airport is in the evening when prices are around $513.

Cheap District of Columbia to London Stansted Airport flight deals and tips

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

Direct flights

None
There are no direct flights from District of Columbia to London Stansted Airport. There are no popular flight routes from District of Columbia to London Stansted Airport.
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  • When did momondo last update prices for flights from District of Columbia to London Stansted Airport?

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

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

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

    The required travel and health documents for your London Stansted Airport 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 London Stansted Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from District of Columbia to London Stansted Airport

Compare and see reviews for airlines that fly from District of Columbia to London Stansted Airport with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $369Free CancellationRating
7.0
103 reviews
Search PLAY flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Luton
Dover
Milton Keynes
Slough
Guildford
Hayes
Dartford
Stansted
Crawley
Chelmsford
Brentwood
Ilford
Folkestone
Colchester
Romford
Watford
Wembley
Richmond

Why use momondo?

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

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

momondo does allow users to show only those flights to London from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for District of Columbia to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from District of Columbia and alert you when they change.

An easier way to manage your London Stansted Airport trip

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