Cheap Flights from London to Washington D.C.

Compare London to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

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Flight deals from London to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from London to Washington Dulles? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from London to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Washington Dulles flights are currently cheapest in January.

London to Washington Dulles: Alternative routes

Compare routes from London to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

London to Washington D.C.: Flight information

The things to know before you go.
Cheapest flight found$880
Cheapest month to flyNovember

Finding cheap flights from London to Washington Dulles: Frequently asked questions

The best price we found for a return flight from London to Washington Dulles is $880. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from London to Washington Dulles. But we found flights with one or more stops from $880.
As of October 2024, there are no flights flying from London to Washington Dulles.
The cheapest month to fly from London to Washington Dulles is usually October 2024.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Airport to Washington Dulles Airport on Thursday, 28 November 2024.
No airlines currently offer direct flights between London Airport and Washington Dulles Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Washington Dulles.

Flying from London International Airport (YXU) to Washington Dulles International Airport (IAD): what you need to know

  • Hopping on a plane during a peak time like August? Popular seasons (like summer, Thanksgiving, Christmas and spring break) can add another hour at security. Be extra safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • Remember, you might need a visa to enter United States. Visa regulations vary and travel documentation requirements change frequently. Before booking your cheap ticket from YXU to IAD, be sure to check with your airline and your destination country's local consulate or embassy for the latest information.

How to find the cheapest flights from London International Airport (YXU) to Washington Dulles International Airport (IAD)

  • $472 is currently the lowest price for a one-way ticket from London International Airport to Washington Dulles International Airport. A return flight starts at $880. These prices can change based on availability.

  • To get your hands on cheap flight tickets from YXU to IAD, book as early as possible. Airlines usually offer their most competitively priced fares when flights are first made available.

  • Finding cheap flight tickets from London International Airport to Washington Dulles International Airport is easy if you're flexible with your dates. Try using the 'Whole month' search tool to see the best prices across each month and score a great deal.

  • Create a Price Alert for cheap flight tickets from YXU to IAD. You don't need to check every day to see if prices have fallen. We'll update you when the price changes.

  • Tailor your flights using filters. Pick your ideal arrival and departure times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from London International Airport to Washington Dulles International Airport.

Handy information about London International Airport (YXU)

  • London International Airport is about 11 kilometres from central London. If you're ride-sharing, driving or catching a cab from the centre, it'll take 19 minutes or so to get there, depending on the traffic. If you're taking public transport, expect the travel time to be around 53 minutes.

  • Want a stress-free start to your journey? Stay near YXU. Whether you're on an early flight from London International Airport to Washington Dulles International Airport or just don't like being rushed, these hotels are ideal:

Arriving at Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • Washington Dulles International Airport to the centre of Washington DC is about 51 minutes in a car. It's approximately 56 kilometres away. Find out what options are available, such as cabs, car rentals or ride-sharing services.

  • Travelling on public transport takes roughly 3 hours and 26 minutes.

When to fly to Washington Dulles International Airport (IAD)

  • July is the most popular month for flights from London International Airport to Washington Dulles International Airport. To escape the crowds, head to Washington DC in February.

  • Before locking in your flight from London International Airport to Washington Dulles International Airport, consider the kind of weather you like. July is the warmest month in Washington DC, with temperatures ranging from 19ºC to 33ºC.

  • If you'd rather travel in cooler conditions, look for a cheap ticket from YXU to IAD in January. Temperatures average between -6ºC and 10ºC then.

More about Washington DC

  • If you're looking for somewhere to lay your head, you'll find the best stays in Washington DC right here. Check out these hotels as soon as you've locked in your flight from YXU to IAD:

  • White House Historical Association and The White House are just the start of the top-rated attractions to add to your Washington DC must-do list. Keep the sightseeing going at National Mall.

  • Look into your options for flying into Ronald Reagan National Airport (DCA) or Baltimore/Wash International Thurgood Marshall Airport (BWI). They're other international airports that'll get you to Washington DC.

Complete your Washington DC trip with hotels and a car rental

  • Once you've secured your cheap ticket to Washington Dulles International Airport, check out the lowest prices and exclusive rates for hotels. You can also compare hundreds of car rental companies in one go to find the best car rental price for your Washington DC escape.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.