Flights from London Airport (LHR) to Dulles International Airport Airport (IAD)

Q: How long does the flight from London to Washington to take?

The flight from London to Washington takes7 Hours 45 Minutes.

We've found the cheapest flights to Washington

Returns from £572.98

One-way from £609.79

Getting to London Heathrow from Washington Dulles International is very straight forward. There are 16 airliners who all offer direct flights several times a week. The flight from London Heathrow to Washington Dulles International is approximately 5,902 Kilometers which is 3,667 Miles. You should expect a flight time of around 7 Hours 45 Minutes.

The cost of the flights varies significantly so we can’t provide you an estimate. Prices can be 50% cheaper if you book more than a month in advance. To obtain the best prices for Washington Dulles International flights than book well in advance. Flight to Washington Dulles International will get more expensive the nearer you get the departure date, so it’s advisable to book in advance if it is possible.

When arriving at Washington Dulles International don’t forget to set your watch to the local time!

If you plan on flying to Washington Dulles International Airport (IAD) from London Heathrow Airport (LHR) you can pre-arrange your long or short term parking at London Heathrow Airport (LHR).

If you rented a vehicle at Washington Dulles International Airport (IAD) and have to return it with a full tank of fuel, avoid excess fees by refilling at the nearest fuel station to Washington Dulles International Airport (IAD).

Organise and book your choice of transport to London Heathrow Airport (LHR):

Pre-booking your transportation requirements at Washington Dulles International Airport (IAD) can save a lot of time, hassle and money when arriving at the airport. Research and book your preferred choice of ground transportation at Washington Dulles International Airport (IAD):

You can also research and pre-book a hotel near Washington Dulles International Airport (IAD)

To see all airliners that offer flights between London Heathrow and Washington Dulles International please see the table below.

Flights Chart

Airliner	Mo	Tu	We	Th	Fr	Sa	Su	First Flight	Last Flight	Flights
United Airlines	2	2	2	2	2	2	2	12:15	16:40	VIEW FLIGHTS
British Airways	2	2	2	2	2	2	2	12:35	17:35	VIEW FLIGHTS
Swiss	2	2	2	2	2	2	0	12:15	20:05	VIEW FLIGHTS
Lufthansa	2	2	2	2	2	2	0	12:15	20:05	VIEW FLIGHTS
Iberia	2	2	2	2	2	2	0	12:35	17:25	VIEW FLIGHTS
Finnair	2	2	2	2	2	2	0	12:35	17:25	VIEW FLIGHTS
Copa Airlines	2	2	2	2	2	2	0	12:15	20:05	VIEW FLIGHTS
Austrian Airlines	2	2	2	2	2	2	0	12:15	20:05	VIEW FLIGHTS
American Airlines	2	2	2	2	2	2	0	12:35	17:25	VIEW FLIGHTS
Air Canada	2	2	2	2	2	2	0	12:15	20:05	VIEW FLIGHTS
Aer Lingus	2	2	2	2	2	2	0	12:35	17:25	VIEW FLIGHTS
Virgin Atlantic	1	1	1	1	1	1	1	17:30	17:30	VIEW FLIGHTS
Singapore Airlines	1	1	1	1	1	1	0	17:30	17:30	VIEW FLIGHTS
KLM	1	1	1	1	1	1	0	17:30	17:30	VIEW FLIGHTS
Delta Air Lines	1	1	1	1	1	1	0	17:30	17:30	VIEW FLIGHTS
Air France	1	1	1	1	1	1	0	17:30	17:30	VIEW FLIGHTS

United Airlines offer the highest number of flights for this route with departures times between 12:15 and 16:40.

If you wish to book your flight with United Airlines then we advise you book direct from their website at united.com. The best discounts can only be obtained from their website.

The flight time for the selected route vary based on the month you will travel, but below we has summarised the most common times they will fly. We recommend you only take these times as guidance and check with appropriate airline for the exact times for the date you depart.

Flights Time In WeekDays

Day

Flight Times

Flights

Monday