A striking view of the US Capitol dome with flag and blue sky in Washington, DC. — flights from London to Washington
London, UKDulles

Flights from London to Dulles

Nonstop flights from London (LHR) to Dulles (IAD) take about 7h 53m (5,902 km). British Airways and United Airlines fly it. Lowest fare seen: $473 one-way, nonstop (12 Oct 2026).

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Photo: Ivan Dražić on Pexels.

When you land in Dulles

The airport transfer and the few things worth sorting before you fly.

A striking view of the US Capitol dome with flag and blue sky in Washington, DC. — arriving in Dulles

Airport transfer

IAD → Washington, booked before you fly

A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.

See transfer prices
British Airways Airbus A320 landing at Heathrow, London on a clear day. — lounges at Heathrow AirportHeathrow Airport · 10 lounges
Before you flyAirport lounges at Heathrow →
Trains, buses and taxi faresIAD to Washington: getting into town →

Find hotels in Dulles

Hotels, hostels & more · Expedia

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Airlines flying London to Dulles

Carriers on LHR–IAD according to our route data and nonstop fares seen as of 12 Oct 2026. Not a complete list.

✈ British Airwaysnonstop fare seen✈ United Airlinesnonstop fare seen

More for this trip

Frequently asked questions — London to Dulles flights

How long is the flight from London to Dulles?
A nonstop flight from London (LHR) to Dulles (IAD) takes about 7h 53m, covering 5,902 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.
How far is London from Dulles by air?
The great-circle distance between London Heathrow Airport and Washington Dulles International Airport is 5,902 km (3,667 miles), a long-haul route.
Which airlines fly from London to Dulles?
Airlines with flights or nonstop fares on the LHR–IAD route include British Airways and United Airlines. This is not a complete list — schedules change by season, so check the current options before booking.
How much does a flight from London to Dulles cost?
The lowest one-way fare seen recently on LHR–IAD was $473 USD with British Airways (nonstop), departing 2 Sept 2027, found in fare searches as of 12 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.
Do I need a visa to travel from UK to Dulles?
It depends on your passport. Some nationalities can enter Dulles visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

Sources: fares from Travelpayouts flight-search data, seen 12 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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