Cheap Flights from London Heathrow to Washington Dulles (LHR - IAD)
Flight information London Heathrow to Washington Dulles
Cheapest return price last month
Flights per week
Average flight time, total distance 3671 miles
Most popular airline last month
Compare flights from London to Washington and find cheap tickets with Skyscanner
Skyscanner is a fast and simple travel search engine that compares hundreds of flights from all major airlines and travel agents, finding you the best deal on cheap plane tickets to Washington from London.
Best of all, Skyscanner is free to use!
When is the best time to book from London to Washington?
- Make sure you’re getting the best price for your flight tickets. Find the best time to book from London to Washington by checking our best time to book tool.
- Track the price of your plane tickets to Washington by signing up to Skyscanner Price Alerts.
- If you’re flexible on when to travel, use Skyscanner’s 'whole month' search tool to find the cheapest day to travel.
- Looking for last minute flights? Learn how to find last minute deals for your trip to Washington.
Useful information before booking your travel from London to Washington
Check the travel information panel above to get exact information about:
- Distance from London to Washington
- Flight time to London from Washington
- Which airlines provide the cheapest tickets from London to Washington
- Which airlines fly direct to Washington from London.
Know your cabin luggage size and weight restrictions thanks to our guide to hand baggage.
Track your flight status by checking arrival and departure times from London to Washington
- Stay up to date with information regarding your flight by checking our arrivals and departure boards.
- Alternatively, download the Skyscanner App to get live flight tracker updates.
We’ll keep you posted with the latest schedule information and send you important flight updates for your travel to Washington from London.
Book a hotel or car hire for your stay in Washington
Need to book a hotel or car hire for your stay in Washington? For the best hotel & car hire deals in Washington, why not try Skyscanner?
Prices shown on this page are estimated lowest prices only. Found in the last 45 days.