Cheap flights from England to Washington, D.C. from $354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from England to Washington, D.C. departing on 11/5. 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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Cheap round-trip flights

United Airlines Logo
6:35 am - 3:35 pmLHR-IAD
14h 00m1 stop
United Airlines Logo
10:15 pm - 10:50 amIAD-LHR
7h 35mnonstop
$533United Airlines
Find Deal
Wed, Jan 21 - Sun, Feb 8
Multiple Airlines Logo
6:35 am - 3:50 pmSTN-IAD
14h 15m1 stop
Multiple Airlines Logo
6:20 pm - 8:50 amIAD-STN
9h 30m1 stop
$533Multiple Airlines
Find Deal
Sat, Oct 18 - Sat, Oct 25
TAP AIR PORTUGAL Logo
10:40 am - 9:00 pmLGW-IAD
15h 20m1 stop
TAP AIR PORTUGAL Logo
10:30 pm - 3:45 pmIAD-LGW
12h 15m1 stop
$535TAP AIR PORTUGAL
Find Deal
Fri, Nov 21 - Sun, Feb 1
TAP AIR PORTUGAL Logo
10:40 am - 9:00 pmLGW-IAD
15h 20m1 stop
TAP AIR PORTUGAL Logo
10:30 pm - 3:45 pmIAD-LGW
12h 15m1 stop
$536TAP AIR PORTUGAL
Find Deal
Fri, Nov 21 - Fri, Jan 30
Air Canada Logo
9:00 am - 8:54 pmLHR-IAD
16h 54m2 stops
Air Canada Logo
9:45 am - 6:30 amIAD-LHR
15h 45m2 stops
$536Air Canada
Find Deal
Fri, Nov 21 - Tue, Dec 2
Air Canada Logo
6:50 am - 4:13 pmLHR-IAD
14h 23m2 stops
Air Canada Logo
9:55 am - 7:10 amIAD-LHR
17h 15m1 stop
$537Air Canada
Find Deal
Thu, Mar 5 - Thu, Mar 12
SWISS Logo
6:35 pm - 4:15 pmLGW-IAD
26h 40m1 stop
SWISS Logo
8:45 pm - 5:50 pmIAD-LGW
16h 05m1 stop
$538SWISS
Find Deal
Wed, Oct 8 - Mon, Oct 13
SWISS Logo
6:40 pm - 3:30 pmLGW-IAD
25h 50m1 stop
SWISS Logo
5:20 pm - 10:40 amIAD-LGW
12h 20m1 stop
$542SWISS
Find Deal
Sat, Nov 22 - Fri, Jan 30
British Airways Logo
12:10 pm - 3:35 pmLHR-IAD
8h 25mnonstop
British Airways Logo
6:20 pm - 6:30 amIAD-LHR
7h 10mnonstop
$542British Airways
Find Deal
Sun, Nov 23 - Sun, Nov 30
British Airways Logo
2:25 pm - 5:30 pmLHR-IAD
8h 05mnonstop
British Airways Logo
10:45 pm - 11:05 amIAD-LHR
7h 20mnonstop
$560British Airways
Find Deal
Fri, Oct 3 - Sun, Oct 5

United Airlines flights from England to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on England to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Jan 21
LHR6:35 amLondon Heathrow
14h 00m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Feb 8
IAD10:15 pmWashington, D.C. Dulles Intl
7h 35m
LHR10:50 amLondon Heathrow
United Airlines
Nov 5
LHR11:10 amLondon Heathrow
13h 55m
1 stop
IAD8:05 pmWashington, D.C. Dulles Intl
Nov 18
IAD10:15 pmWashington, D.C. Dulles Intl
7h 35m
LHR10:50 amLondon Heathrow
United Airlines
Jan 26
LHR11:30 amLondon Heathrow
13h 45m
1 stop
IAD8:15 pmWashington, D.C. Dulles Intl
Feb 9
IAD10:15 pmWashington, D.C. Dulles Intl
7h 35m
LHR10:50 amLondon Heathrow

TAP AIR PORTUGAL flights from England to Washington, D.C. Dulles Intl Airport

Our best TAP AIR PORTUGAL deals on England to Washington, D.C. Dulles Intl Airport flight tickets
TAP AIR PORTUGAL
Nov 21
LGW10:40 amLondon Gatwick
15h 20m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
Feb 1
IAD10:30 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
LGW3:45 pmLondon Gatwick
TAP AIR PORTUGAL
Nov 21
LGW10:40 amLondon Gatwick
15h 20m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
Jan 30
IAD10:30 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
LGW3:45 pmLondon Gatwick
TAP AIR PORTUGAL
Nov 6
LGW4:00 pmLondon Gatwick
34h 00m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl
Nov 10
IAD5:30 pmWashington, D.C. Dulles Intl
17h 15m
1 stop
LGW3:45 pmLondon Gatwick

momondo Fare Finder

 
Customize your flight search to find flights from England to Washington, D.C. Dulles Intl 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 23, 2025.
Use the filters below to find and compare flights from England to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Wed 1/21

6:35 am-3:35 pm

1 stop14h 00m

Washington, D.C. Dulles Intl

Sun 2/8

10:15 pm-10:50 am

Nonstop7h 35m

$533

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

Sat 10/18

6:35 am-3:50 pm

1 stop14h 15m

Washington, D.C. Dulles Intl

Sat 10/25

6:20 pm-8:50 am

1 stop9h 30m

$533

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 11/21

10:40 am-9:00 pm

1 stop15h 20m

Washington, D.C. Dulles Intl

Sun 2/1

10:30 pm-3:45 pm

1 stop12h 15m

$535

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 11/21

10:40 am-9:00 pm

1 stop15h 20m

Washington, D.C. Dulles Intl

Fri 1/30

10:30 pm-3:45 pm

1 stop12h 15m

$536

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Fri 11/21

9:00 am-8:54 pm

2 stops16h 54m

Washington, D.C. Dulles Intl

Tue 12/2

9:45 am-6:30 am

2 stops15h 45m

$536

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 3/5

6:50 am-4:13 pm

2 stops14h 23m

Washington, D.C. Dulles Intl

Thu 3/12

9:55 am-7:10 am

1 stop17h 15m

$537

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Wed 10/8

6:35 pm-4:15 pm

1 stop26h 40m

Washington, D.C. Dulles Intl

Mon 10/13

8:45 pm-5:50 pm

1 stop16h 05m

$538

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Sat 11/22

6:40 pm-3:30 pm

1 stop25h 50m

Washington, D.C. Dulles Intl

Fri 1/30

5:20 pm-10:40 am

1 stop12h 20m

$542

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sun 11/23

12:10 pm-3:35 pm

Nonstop8h 25m

Washington, D.C. Dulles Intl

Sun 11/30

6:20 pm-6:30 am

Nonstop7h 10m

$542

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Fri 10/3

2:25 pm-5:30 pm

Nonstop8h 05m

Washington, D.C. Dulles Intl

Sun 10/5

10:45 pm-11:05 am

Nonstop7h 20m

$560

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 England 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 cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, September is the cheapest month to fly from England to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $669. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $675.

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

Our data shows that Thursday 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 $803. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from England to Washington, D.C. Dulles Intl Airport for around $936.

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 England 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 $864 on average. Flights to Washington, D.C. Dulles Intl Airport from England in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest England to Washington, D.C. Dulles Intl flight route?

Fly from London Heathrow to Washington, D.C. Dulles Intl for the best England - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from England when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $780 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from England for as low as $731 on momondo.

What cabin class options are available on England to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on England to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on England to Washington, D.C. Dulles Intl Airport flights?

No. A direct flight is the cheapest option for a flight between England to Washington, D.C. Dulles Intl Airport.

Cheap England to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Best Price Found

$639

Fastest flight time

8h 05m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from England in the past 72 hours is $639. The best round-trip flight deal from England to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $636.
The fastest flight from England to Washington, D.C. Dulles Intl Airport takes 8h 05m
Direct flights go from England to Washington, D.C. Dulles Intl Airport every day.
  • When did momondo last update prices for flights from England to Washington, D.C. Dulles Intl Airport?

    Prices for flights from England to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from England to Washington, D.C. Dulles Intl Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from England 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.

  • What is the most popular plane model from England to Washington, D.C. Dulles Intl Airport?

Best airlines flying from England to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from England to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $320Free CancellationRating
7.9
7,974 reviews
Search Delta flights
Scandinavian AirlinesPriceFrom $390Free CancellationRating
7.4
1,492 reviews
Search Scandinavian Airlines flights
Austrian AirlinesPriceFrom $431Free CancellationRating
7.6
853 reviews
Search Austrian Airlines flights
TAP AIR PORTUGALPriceFrom $473Free CancellationRating
7.1
1,988 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $490Free CancellationRating
7.0
545 reviews
Search Icelandair flights
American AirlinesPriceFrom $562Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $567Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
British AirwaysPriceFrom $595Free CancellationRating
6.7
7,391 reviews
Search British Airways flights
Air CanadaPriceFrom $635Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Aer LingusPriceFrom $646Free CancellationRating
7.2
1,296 reviews
Search Aer Lingus flights

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
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg

Why use momondo?

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

It is quick and easy to find England to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

Yes. All flights to Washington, D.C. from England on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between England and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from England to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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1 adult
Thu 10/23
Thu 10/30

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