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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When you land in Dulles

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

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 Airport

Heathrow 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

London to Dulles fares by month

Cheapest month seen for a nonstop flight: Dec 2026, from $650 one-way. With stops: Dec 2026, from $433. Lowest one-way fares seen for departures in each month, read 22 Oct 2026.

Departing	Nonstop from	Cheaper with stops
Oct 2026	$113928 Oct 2026 · Virgin Atlantic	$584 · 3 stops29 Oct 2026
Nov 2026	$65126 Nov 2026 · United Airlines	$452 · 3 stops26 Nov 2026
Dec 2026	$65016 Dec 2026 · British Airways	$433 · 1 stop16 Dec 2026

When to go for the lowest fare

Fares were close across the months we saw: $452 for November 2026, $433 at best after that.

Nonstop or with a stop

A connection undercut nonstop in 3 of 3 months with both fares.

From Travelpayouts flight-search data, city to city (London to Dulles, any airport), USD, read 22 Oct 2026. These are fares that were on sale, not a guarantee of today's price; an airline is named only where we know it flies this route.

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.

What is the cheapest month to fly from London to Dulles?

In fares seen on 22 Oct 2026, departures in December 2026 were cheapest, from $433 one-way, against $584 for October 2026, the dearest month. Fares change daily, so check your own dates.

Is it cheaper to fly nonstop or with a stop from London to Dulles?

In the fares we saw (12 Oct 2026), connecting was cheaper: from $448 with one stop against $473 nonstop, a saving of $25. Nonstop saves the connection time.

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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