Cheap flights from London Heathrow Airport to Washington, D.C. from €471

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1 adult
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Sat 20/8

Flight information for London Heathrow Airport to Washington, D.C.
(LHR to WAS)

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

Fastest flight time

8h 05m

Direct flights

None

Airports in Washington, D.C.

2 airports
The fastest flight from London Heathrow Airport to Washington, D.C. takes 8h 05m
There are no direct flights from London Heathrow Airport to Washington, D.C.. Popular non-direct routes for this connection are London Heathrow Airport - Washington, D.C. Dulles Intl Airport and London Heathrow Airport - Baltimore/Washington Airport.
There are 2 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), 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 July.

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

60 days before

The cheapest time to buy a flight from London Heathrow Airport to Washington, D.C. is approximately 60 days to departure

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. The cheapest route from London to Washington, D.C. is LHR — IAD with an average price of €2,333 RT during the month of August.

London Heathrow Airport (LHR) to Washington, D.C. Dulles Intl Airport (IAD)€2,333
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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 three 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
TAP AIR PORTUGAL
4 Feb
LHR01:00London Heathrow
13h 25m
1 stop
IAD14:25Washington, D.C. Dulles Intl
18 Feb
IAD12:35Washington, D.C. Dulles Intl
12h 50m
1 stop
LHR01:25London Heathrow
Icelandair
27 Oct
LHR09:10London Heathrow
11h 00m
1 stop
IAD20:10Washington, D.C. Dulles Intl
28 Nov
IAD14:35Washington, D.C. Dulles Intl
10h 10m
1 stop
LHR00:45London Heathrow
Aer Lingus
20 Oct
LHR09:25London Heathrow
10h 55m
1 stop
IAD20:20Washington, D.C. Dulles Intl
4 Nov
IAD14:20Washington, D.C. Dulles Intl
9h 40m
1 stop
LHR00:00London Heathrow
JetBlue
5 Oct
LHR04:25London Heathrow
14h 06m
1 stop
BWI18:31Baltimore/Washington
25 Oct
BWI09:00Baltimore/Washington
12h 30m
1 stop
LHR21:30London Heathrow
Austrian Airlines
2 Nov
LHR02:00London Heathrow
13h 50m
1 stop
IAD15:50Washington, D.C. Dulles Intl
7 Nov
IAD12:45Washington, D.C. Dulles Intl
7h 10m
LHR19:55London Heathrow
Delta
14 Sep
LHR09:30London Heathrow
8h 20m
IAD17:50Washington, D.C. Dulles Intl
21 Sep
IAD14:45Washington, D.C. Dulles Intl
7h 25m
LHR22:10London 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 Finnair, Icelandair and TAP AIR PORTUGAL
TAP AIR PORTUGAL
13 Sep
LHR02:00London Heathrow
13h 45m
1 stop
IAD15:45Washington, D.C. Dulles Intl
Icelandair
5 Oct
LHR09:05London Heathrow
11h 25m
1 stop
BWI20:30Baltimore/Washington
Multiple Airlines
15 Sep
LHR02:00London Heathrow
22h 59m
2 stops
BWI00:59Baltimore/Washington

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.
Aer Lingus
18 Aug
LHR05:50London Heathrow
14h 30m
1 stop
IAD20:20Washington, D.C. Dulles Intl
15 Nov
IAD12:20Washington, D.C. Dulles Intl
9h 40m
1 stop
LHR22:00London Heathrow
Delta
18 Aug
LHR12:20London Heathrow
11h 29m
1 stop
IAD23:49Washington, D.C. Dulles Intl
17 Nov
IAD17:55Washington, D.C. Dulles Intl
6h 55m
LHR00:50London Heathrow
Virgin Atlantic
18 Aug
LHR12:20London Heathrow
11h 29m
1 stop
IAD23:49Washington, D.C. Dulles Intl
17 Nov
IAD01:00Washington, D.C. Dulles Intl
9h 05m
1 stop
LHR10:05London Heathrow
€1,055
Find similar
KLM
18 Aug
LHR12:20London Heathrow
11h 29m
1 stop
IAD23:49Washington, D.C. Dulles Intl
16 Nov
IAD12:00Washington, D.C. Dulles Intl
9h 55m
1 stop
LHR21:55London Heathrow
€1,062
Find similar
Icelandair
17 Aug
LHR09:05London Heathrow
11h 05m
1 stop
IAD20:10Washington, D.C. Dulles Intl
17 Nov
IAD14:35Washington, D.C. Dulles Intl
10h 10m
1 stop
LHR00:45London Heathrow
€1,256
Find similar
Lufthansa
16 Aug
LHR05:30London Heathrow
11h 30m
1 stop
IAD17:00Washington, D.C. Dulles Intl
16 Nov
IAD12:45Washington, D.C. Dulles Intl
7h 10m
LHR19:55London Heathrow
€1,265
Find similar

Aer Lingus flights from London Heathrow Airport to Washington, D.C.

Our best Aer Lingus deals on London Heathrow Airport to Washington, D.C. flight tickets
Aer Lingus
20 Oct
LHR09:25London Heathrow
10h 55m
1 stop
IAD20:20Washington, D.C. Dulles Intl
4 Nov
IAD14:20Washington, D.C. Dulles Intl
9h 40m
1 stop
LHR00:00London Heathrow
Aer Lingus
7 Sep
LHR05:50London Heathrow
10h 50m
1 stop
IAD16:40Washington, D.C. Dulles Intl
1 Mar
IAD12:20Washington, D.C. Dulles Intl
9h 40m
1 stop
LHR22:00London Heathrow
Aer Lingus
20 Oct
LHR05:50London Heathrow
10h 50m
1 stop
IAD16:40Washington, D.C. Dulles Intl
18 Jan
IAD12:20Washington, D.C. Dulles Intl
9h 40m
1 stop
LHR22:00London Heathrow

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

Our best Icelandair deals on London Heathrow Airport to Washington, D.C. flight tickets
Icelandair
27 Oct
LHR09:10London Heathrow
11h 00m
1 stop
IAD20:10Washington, D.C. Dulles Intl
28 Nov
IAD14:35Washington, D.C. Dulles Intl
10h 10m
1 stop
LHR00:45London Heathrow
Icelandair
11 Nov
LHR07:05London Heathrow
11h 05m
1 stop
IAD18:10Washington, D.C. Dulles Intl
29 Nov
IAD14:35Washington, D.C. Dulles Intl
10h 10m
1 stop
LHR00:45London Heathrow
Icelandair
8 Sep
LHR09:10London Heathrow
14h 20m
1 stop
IAD23:30Washington, D.C. Dulles Intl
8 Oct
IAD16:35Washington, D.C. Dulles Intl
10h 20m
1 stop
LHR02:55London Heathrow

  • Are airlines flying from London Heathrow to Washington, D.C. offering flexible changes due to COVID-19?

    Due to the global impact of COVID-19, some of our airline partners operating flights from London Heathrow to Washington, D.C., such as Aer Lingus may have flexible change policies in place. Use our site to search for all of the airlines offering this flexibility to you.

  • 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 8h 20m.



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 30m
Cheapest price€2,333

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?

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.

Yes. momondo allows you to filter the results for London to Washington, D.C. flights to just show those with flexible booking policies.

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.

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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