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Cheap flights from London Heathrow Airport to Washington, D.C. from €444

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 Heathrow Airport to Washington, D.C. departing on 25/5. 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 London Heathrow Airport to Washington, D.C. (LHR to WAS) flight deals and tips

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

Best price found

€444

Fastest flight time

7h 50m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from London Heathrow Airport in the past 72 hours is €444. The best return flight deal from London Heathrow Airport to Washington, D.C. found on momondo in the last 72 hours is €533.
The fastest flight from London Heathrow Airport to Washington, D.C. takes 7h 50m
Direct flights go from London Heathrow Airport to Washington, D.C. every day.
There are 2 airports near Washington, D.C.: Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

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

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 from London Heathrow Airport to Washington, D.C.?

February. The cheapest time of year to fly to Washington, D.C. from London Heathrow Airport is February. The most expensive is August.

How far in advance should you book London Heathrow Airport to Washington, D.C. flights?

45 days before. The cheapest time to buy a flight from London Heathrow Airport to Washington, D.C. is approximately 45 days to departure

How many flights depart from London Heathrow Airport to Washington, D.C. on average per day?

The number of flights available between London Heathrow Airport and Washington, D.C. is 30 per day as of March 2024. The most frequent departure time is 15:00, with 79% of daily flights leaving in the afternoon.

How many flights depart from London Heathrow Airport to Washington, D.C. on average per week?

As of March 2024, 210 flights take off from London Heathrow Airport and land in Washington, D.C. each week. The most common flight departure day for this route is Monday, with 14% of weekly flights taking off on this day.

Can stopping save me money on London Heathrow Airport to Washington, D.C. flights?

You could potentially save up to 18% on your flight if you consider stops on a London Heathrow Airport to Washington, D.C. flight.

When travelling from London to Washington, D.C., the most popular airport to fly into is Washington, D.C. Dulles Intl Airport. The majority of travellers flying into Washington, D.C. Dulles Intl Airport from London are departing from London Heathrow Airport. You may be looking for an airport near Washington, D.C. Dulles Intl Airport to land at when travelling from London and Baltimore/Washington Airport, located in Baltimore is a great option. The cheapest route from London to Washington, D.C. is LHR — IAD with an average price of €613 RT during the month of March.

London Heathrow Airport (LHR) to Washington, D.C. Dulles Intl Airport (IAD)€613
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London Heathrow Airport (LHR) to Baltimore/Washington Airport (BWI)€1,214
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Easily compare return flights from London Heathrow Airport to Washington, D.C.

Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London Heathrow Airport to Washington, D.C. by changing tabs
JetBlue
17 Apr
LHR08:25London Heathrow
15h 57m
1 stop
BWI19:22Baltimore/Washington
24 Apr
BWI09:42Baltimore/Washington
15h 48m
1 stop
LHR06:30London Heathrow
Icelandair
26 Apr
LHR13:05London Heathrow
11h 20m
1 stop
BWI19:25Baltimore/Washington
28 Apr
BWI20:30Baltimore/Washington
10h 25m
1 stop
LHR11:55London Heathrow
TAP AIR PORTUGAL
3 Sep
LHR19:50London Heathrow
24h 25m
1 stop
IAD15:15Washington, D.C. Dulles Intl
1 Oct
IAD22:30Washington, D.C. Dulles Intl
14h 15m
1 stop
LHR17:45London Heathrow
Austrian Airlines
17 Apr
LHR15:05London Heathrow
28h 30m
1 stop
IAD14:35Washington, D.C. Dulles Intl
24 Apr
IAD22:05Washington, D.C. Dulles Intl
7h 35m
LHR10:40London Heathrow
Scandinavian Airlines
19 Apr
LHR06:40London Heathrow
13h 45m
1 stop
IAD15:25Washington, D.C. Dulles Intl
27 Apr
IAD17:15Washington, D.C. Dulles Intl
17h 45m
1 stop
LHR16:00London Heathrow
Lufthansa
24 Apr
LHR13:30London Heathrow
11h 20m
1 stop
IAD19:50Washington, D.C. Dulles Intl
29 Apr
IAD22:05Washington, D.C. Dulles Intl
7h 35m
LHR10:40London Heathrow

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

If you're looking for one-way flights from London Heathrow Airport to Washington, D.C., view some of our deals below provided by British Airways, Finnair and TAP AIR PORTUGAL
Multiple Airlines
25 May
LHR13:30London Heathrow
11h 50m
1 stop
BWI20:20Baltimore/Washington
WestJet
7 May
LHR14:10London Heathrow
38h 04m
2 stops
BWI23:14Baltimore/Washington
TAP AIR PORTUGAL
8 Apr
LHR19:50London Heathrow
24h 30m
1 stop
IAD15:20Washington, D.C. Dulles Intl

Search last-minute flights to Washington, D.C. from London Heathrow Airport

Find and compare return flight prices for your last-minute flight from London Heathrow Airport to Washington, D.C.
Scandinavian Airlines
4 Apr
LHR20:30London Heathrow
23h 55m
1 stop
IAD15:25Washington, D.C. Dulles Intl
27 Apr
IAD17:15Washington, D.C. Dulles Intl
19h 25m
1 stop
LHR17:40London Heathrow
Icelandair
12 Apr
LHR13:05London Heathrow
11h 20m
1 stop
BWI19:25Baltimore/Washington
21 Apr
BWI20:30Baltimore/Washington
10h 25m
1 stop
LHR11:55London Heathrow
Delta
9 Apr
LHR06:30London Heathrow
14h 30m
1 stop
IAD16:00Washington, D.C. Dulles Intl
16 Apr
IAD22:15Washington, D.C. Dulles Intl
7h 15m
LHR10:30London Heathrow
TAP AIR PORTUGAL
5 Apr
LHR08:00London Heathrow
12h 25m
1 stop
IAD15:25Washington, D.C. Dulles Intl
7 Sep
IAD20:20Washington, D.C. Dulles Intl
16h 25m
1 stop
LHR17:45London Heathrow
British Airways
12 Apr
LHR21:00London Heathrow
27h 42m
2 stops
IAD19:42Washington, D.C. Dulles Intl
21 Apr
IAD20:12Washington, D.C. Dulles Intl
30h 18m
1 stop
LHR07:30London Heathrow
JetBlue
3 Apr
LHR08:25London Heathrow
15h 57m
1 stop
BWI19:22Baltimore/Washington
8 Apr
BWI09:42Baltimore/Washington
15h 48m
1 stop
LHR06:30London Heathrow

Austrian Airlines flights from London Heathrow Airport to Washington, D.C.

Our best Austrian Airlines deals on London Heathrow Airport to Washington, D.C. flight tickets
Austrian Airlines
17 Apr
LHR15:05London Heathrow
28h 30m
1 stop
IAD14:35Washington, D.C. Dulles Intl
24 Apr
IAD22:05Washington, D.C. Dulles Intl
7h 35m
LHR10:40London Heathrow
Austrian Airlines
15 Apr
LHR19:30London Heathrow
24h 05m
1 stop
IAD14:35Washington, D.C. Dulles Intl
22 Apr
IAD18:30Washington, D.C. Dulles Intl
7h 15m
LHR06:45London Heathrow
Austrian Airlines
16 Apr
LHR06:00London Heathrow
13h 35m
1 stop
IAD14:35Washington, D.C. Dulles Intl
25 Apr
IAD18:30Washington, D.C. Dulles Intl
7h 15m
LHR06:45London Heathrow

Lufthansa flights from London Heathrow Airport to Washington, D.C.

Our best Lufthansa deals on London Heathrow Airport to Washington, D.C. flight tickets
Lufthansa
24 Apr
LHR13:30London Heathrow
11h 20m
1 stop
IAD19:50Washington, D.C. Dulles Intl
29 Apr
IAD22:05Washington, D.C. Dulles Intl
7h 35m
LHR10:40London Heathrow
Lufthansa
19 Apr
LHR08:30London Heathrow
11h 30m
1 stop
IAD15:00Washington, D.C. Dulles Intl
25 Apr
IAD18:30Washington, D.C. Dulles Intl
7h 15m
LHR06:45London Heathrow
Lufthansa
16 Apr
LHR13:30London Heathrow
11h 20m
1 stop
IAD19:50Washington, D.C. Dulles Intl
7 May
IAD18:30Washington, D.C. Dulles Intl
7h 15m
LHR06:45London Heathrow

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

    Washington, D.C. is 5873.1 km away from London Heathrow. A reasonable flight in good conditions will take 7h 50m.

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

    Prices for flights from London Heathrow Airport to Washington, D.C. are refreshed on a daily basis.

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

    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 stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Washington, D.C..

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

    The travel and health documents required for your trip to Washington, D.C. 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 licence, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Alternative routes for London Heathrow Airport to Washington, D.C.

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
London to Washington, D.C. Flights
Fastest flight time8h 00m
Cheapest price€613

Similar London Heathrow Airport to Washington, D.C. flights

Flexible with your destination? Broaden your search and find flights similar to your London Heathrow Airport to Washington, D.C. route

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Washington, D.C.. momondo saves you time and could save you money on your trip.

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?

If you are not ready to book a flight from London 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.


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Fly into one of these airports located in Washington, D.C.
Airports listed have a maximum distance of 36.1 km from Washington, D.C.


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