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Cheap flights from London Heathrow Airport to Washington, D.C. from $479

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Heathrow Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:00 am - 7:58 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 58m2 stops Zurich Toronto Pearson Intl
Air Canada Logo
4:00 pm - 11:20 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
14h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$558Air Canada
Fri, Nov 20 - Sun, Nov 22
Air Canada Logo
9:00 am - 7:58 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 58m2 stops Zurich Toronto Pearson Intl
Air Canada Logo
4:00 pm - 11:20 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
14h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$559Air Canada
Fri, Nov 6 - Mon, Nov 9
Air Canada Logo
9:00 am - 7:58 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 58m2 stops Zurich Toronto Pearson Intl
Air Canada Logo
4:00 pm - 7:10 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
10h 10m1 stop Montreal Pierre Elliott Trudeau Intl
$559Air Canada
Mon, Feb 1 - Sat, Feb 6
Air Canada Logo
9:00 am - 7:58 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 58m2 stops Zurich Toronto Pearson Intl
Air Canada Logo
4:00 pm - 11:20 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
14h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$559Air Canada
Wed, Nov 4 - Wed, Nov 11
Air Canada Logo
9:00 am - 7:58 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 58m2 stops Zurich Toronto Pearson Intl
Air Canada Logo
4:00 pm - 11:20 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
14h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$560Air Canada
Sat, Nov 14 - Sun, Nov 22
Air Canada Logo
9:00 am - 7:58 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 58m2 stops Zurich Toronto Pearson Intl
Air Canada Logo
11:05 am - 7:10 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
15h 05m1 stop Montreal Pierre Elliott Trudeau Intl
$560Air Canada
Wed, Jan 20 - Sat, Jan 23
Air Canada Logo
9:00 am - 7:58 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 58m2 stops Zurich Toronto Pearson Intl
Air Canada Logo
4:00 pm - 7:10 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
10h 10m1 stop Montreal Pierre Elliott Trudeau Intl
$560Air Canada
Thu, Feb 18 - Thu, Mar 4
Air Canada Logo
9:00 am - 7:58 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 58m2 stops Zurich Toronto Pearson Intl
Air Canada Logo
4:00 pm - 11:20 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
14h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$560Air Canada
Fri, Nov 20 - Sun, Nov 22
Air Canada Logo
6:50 am - 3:24 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
13h 34m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
12:55 pm - 9:00 pmDCA  Washington, D.C. Reagan-National-LHR London Heathrow
27h 05m1 stop Ottawa
$561Air Canada
Sat, Feb 27 - Sat, Mar 6
Air Canada Logo
1:00 pm - 9:59 pmLHR  London Heathrow-DCA Washington, D.C. Reagan-National
13h 59m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
11:05 am - 7:10 amDCA  Washington, D.C. Reagan-National-LHR London Heathrow
15h 05m1 stop Montreal Pierre Elliott Trudeau Intl
$562Air Canada
Thu, Nov 5 - Sun, Nov 8

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KLM flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport

Our best KLM deals on London Heathrow Airport to Washington, D.C. Reagan-National Airport flight tickets
KLM
Sep 23
LHR11:45 amLondon Heathrow
16h 14m
2 stops
DCA10:59 pmWashington, D.C. Reagan-National
Sep 30
DCA12:32 pmWashington, D.C. Reagan-National
13h 38m
1 stop
LHR7:10 amLondon Heathrow
$567
KLM
Dec 10
LHR3:50 pmLondon Heathrow
11h 34m
1 stop
DCA10:24 pmWashington, D.C. Reagan-National
Jan 11
DCA5:00 pmWashington, D.C. Reagan-National
10h 05m
1 stop
LHR8:05 amLondon Heathrow
$597

Air Canada flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on London Heathrow Airport to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Nov 4
LHR9:00 amLondon Heathrow
15h 58m
2 stops
DCA7:58 pmWashington, D.C. Reagan-National
Nov 11
DCA4:00 pmWashington, D.C. Reagan-National
14h 20m
2 stops
LHR11:20 amLondon Heathrow
$559
Air Canada
Nov 14
LHR9:00 amLondon Heathrow
15h 58m
2 stops
DCA7:58 pmWashington, D.C. Reagan-National
Nov 22
DCA4:00 pmWashington, D.C. Reagan-National
14h 20m
2 stops
LHR11:20 amLondon Heathrow
$560
Air Canada
Sep 24
LHR2:05 pmLondon Heathrow
12h 45m
1 stop
DCA9:50 pmWashington, D.C. Reagan-National
Sep 27
DCA9:40 amWashington, D.C. Reagan-National
15h 50m
1 stop
LHR6:30 amLondon Heathrow
$562

momondo Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport that are best for you.

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Price

Cheapest round-trip

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Fri 11/20

9:00 am-7:58 pm

2 stops15h 58m

Washington, D.C. Reagan-National

Sun 11/22

4:00 pm-11:20 am

2 stops14h 20m

$558

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Fri 11/6

9:00 am-7:58 pm

2 stops15h 58m

Washington, D.C. Reagan-National

Mon 11/9

4:00 pm-11:20 am

2 stops14h 20m

$559
Quickest round-trip

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Mon 2/1

9:00 am-7:58 pm

2 stops15h 58m

Washington, D.C. Reagan-National

Sat 2/6

4:00 pm-7:10 am

1 stop10h 10m

$559

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Wed 11/4

9:00 am-7:58 pm

2 stops15h 58m

Washington, D.C. Reagan-National

Wed 11/11

4:00 pm-11:20 am

2 stops14h 20m

$559

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Sat 11/14

9:00 am-7:58 pm

2 stops15h 58m

Washington, D.C. Reagan-National

Sun 11/22

4:00 pm-11:20 am

2 stops14h 20m

$560

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Wed 1/20

9:00 am-7:58 pm

2 stops15h 58m

Washington, D.C. Reagan-National

Sat 1/23

11:05 am-7:10 am

1 stop15h 05m

$560

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Thu 2/18

9:00 am-7:58 pm

2 stops15h 58m

Washington, D.C. Reagan-National

Thu 3/4

4:00 pm-7:10 am

1 stop10h 10m

$560

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Fri 11/20

9:00 am-7:58 pm

2 stops15h 58m

Washington, D.C. Reagan-National

Sun 11/22

4:00 pm-11:20 am

2 stops14h 20m

$560

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Sat 2/27

6:50 am-3:24 pm

2 stops13h 34m

Washington, D.C. Reagan-National

Sat 3/6

12:55 pm-9:00 pm

1 stop27h 05m

$561

LondonWashington, D.C.

LHR London Heathrow - DCA Washington, D.C. Reagan-National

LHRDCA

London Heathrow

Thu 11/5

1:00 pm-9:59 pm

1 stop13h 59m

Washington, D.C. Reagan-National

Sun 11/8

11:05 am-7:10 am

1 stop15h 05m

$562

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from London Heathrow Airport to Washington, D.C. Reagan-National 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. Reagan-National Airport?

The month of February is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from London Heathrow Airport, with most prices found around $583. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $599.

How have London Heathrow Airport to Washington, D.C. Reagan-National Airport flight prices changed over time?

When to book flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to Washington, D.C. Reagan-National Airport (LHR to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Washington, D.C. Reagan-National Airport

Best Price Found

$479

Fastest flight time

11h 05m

Direct flights

None
The best one-way flight to Washington, D.C. Reagan-National Airport from London Heathrow Airport in the past 72 hours is $479. The best round-trip flight deal from London Heathrow Airport to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $558.
The fastest flight from London Heathrow Airport to Washington, D.C. Reagan-National Airport takes 11h 05m
There are no direct flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport. There are no popular flight routes from London Heathrow Airport to Washington, D.C. Reagan-National Airport.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Washington, D.C. Reagan-National Airport

  • How far is London Heathrow to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 3651.9 mi away from London Heathrow. Flights usually cover this in 11h 05m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport?

    Prices for flights from London Heathrow Airport to Washington, D.C. Reagan-National Airport were last updated today.

  • How old do you have to be to fly from London Heathrow Airport to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Fredericksburg
Laurel
Waldorf
Woodbridge
Gaithersburg
Linthicum Heights
Rockville
Silver Spring
Towson
Fairfax
Springfield
Colonial Beach
Edgewood
Glen Burnie
Bethesda
College Park

Why use momondo?

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

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 Washington, D.C. for you.

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

momondo does allow users to show only those flights to Washington, D.C. from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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