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Cheap flights from London Stansted Airport to Washington, D.C. from $309

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 Washington, D.C. departing on 9/23. 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 London Stansted Airport to Washington, D.C.

Cheap round-trip flights

Logo
2:55 pm - 7:59 pmSTN-IAD
34h 04m3 stops
Logo
10:05 pm - 9:00 pmIAD-STN
17h 55m2 stops
$542
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Mon, Aug 25 - Mon, Sep 1
Logo
1:20 pm - 7:59 pmSTN-IAD
35h 39m3 stops
Logo
10:05 pm - 9:15 pmIAD-STN
18h 10m2 stops
$572
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Mon, Aug 25 - Sun, Aug 31
Logo
1:20 pm - 7:59 pmSTN-IAD
35h 39m3 stops
Logo
10:05 pm - 9:15 pmIAD-STN
18h 10m2 stops
$573
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Mon, Aug 25 - Sun, Aug 31
Logo
6:25 am - 7:59 pmSTN-IAD
18h 34m2 stops
Logo
10:05 pm - 9:15 pmIAD-STN
18h 10m2 stops
$598
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Mon, Aug 25 - Sun, Aug 31
Logo
8:00 am - 7:20 pmSTN-IAD
16h 20m2 stops
Logo
8:30 pm - 4:15 pmIAD-STN
14h 45m2 stops
$602
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Mon, Sep 15 - Mon, Sep 29
Logo
6:40 am - 7:20 pmSTN-IAD
17h 40m2 stops
Logo
8:30 pm - 7:50 pmIAD-STN
18h 20m2 stops
$618
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Fri, Sep 5 - Fri, Sep 12
Logo
6:30 am - 3:35 pmSTN-IAD
14h 05m1 stop
Logo
5:05 pm - 7:50 amIAD-STN
9h 45m1 stop
$631
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Thu, Nov 6 - Mon, Nov 10
Logo
3:30 pm - 8:50 pmSTN-IAD
34h 20m2 stops
Logo
10:20 pm - 9:15 pmIAD-STN
17h 55m2 stops
$653
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Sun, Aug 24 - Sun, Aug 31
Logo
7:35 am - 1:30 pmSTN-IAD
34h 55m2 stops
Logo
3:25 pm - 5:25 pmIAD-STN
21h 00m2 stops
$654
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Thu, Aug 21 - Thu, Sep 4
Logo
8:00 am - 7:59 pmSTN-IAD
16h 59m1 stop
Logo
10:05 pm - 4:15 pmIAD-STN
13h 10m1 stop
$655
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Mon, Sep 15 - Mon, Sep 29

Royal Air Maroc flights from London Stansted Airport to Washington, D.C. Dulles Intl Airport

Our best Royal Air Maroc deals on London Stansted Airport to Washington, D.C. Dulles Intl Airport flight tickets
Royal Air Maroc
Jul 11
STN7:25 amLondon Stansted
16h 40m
1 stop
IAD7:05 pmWashington, D.C. Dulles Intl
Jul 27
IAD9:05 pmWashington, D.C. Dulles Intl
28h 15m
1 stop
STN6:20 amLondon Stansted
$990
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Royal Air Maroc
Jul 13
STN7:25 amLondon Stansted
16h 40m
1 stop
IAD7:05 pmWashington, D.C. Dulles Intl
Jul 27
IAD9:05 pmWashington, D.C. Dulles Intl
28h 15m
1 stop
STN6:20 amLondon Stansted
$1,044
Find similar
Royal Air Maroc
Jul 11
STN7:25 amLondon Stansted
16h 40m
1 stop
IAD7:05 pmWashington, D.C. Dulles Intl
Jul 13
IAD9:05 pmWashington, D.C. Dulles Intl
28h 15m
1 stop
STN6:20 amLondon Stansted
$1,156
Find similar

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from London Stansted Airport to Washington, D.C. Dulles Intl 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 typical price of a round-trip flight between London Stansted Airport and Washington, D.C. Dulles Intl Airport?

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

Our data shows that Tuesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $822. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from London Stansted Airport to Washington, D.C. Dulles Intl Airport for around $947.

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

Flying to Washington, D.C. Dulles Intl Airport from London Stansted Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $743 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $888 on average. Flights to Washington, D.C. Dulles Intl Airport from London Stansted Airport in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Are you open to changing your travel dates? Check out the ideal times to fly from London Stansted Airport to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport (STN to IAD) flight deals and tips

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

Best Price Found

$309

Fastest flight time

11h 45m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from London Stansted Airport in the past 72 hours is $309. The best round-trip flight deal from London Stansted Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $542.
The fastest flight from London Stansted Airport to Washington, D.C. Dulles Intl Airport takes 11h 45m
There are no direct flights from London Stansted Airport to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is London Stansted Airport - Washington, D.C. Dulles Intl Airport.
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  • How far is London Stansted to Washington, D.C. Dulles Intl by plane?

    The distance between London Stansted and Washington, D.C. Dulles Intl is about 3683.3 mi. Flights usually cover this in 11h 45m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport 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
Gettysburg
Arlington
National Harbor
Winchester
Laurel
Woodbridge
Tysons
Silver Spring
Waldorf
Fredericksburg
Manassas
Harpers Ferry
Gaithersburg
Rockville
Towson
Fairfax
Colonial Beach
Glen Burnie
Linthicum Heights

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.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from London.

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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