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Flights from Washington D.C. to London
Cheapest airlines flights from Washington D.C. to London
Fly from Washington D.C. to London with 10 carriers, including Jetblue Airways, Virgin Atlantic, and British Airways. Virgin Atlantic offers the cheapest flights from Washington D.C. to London.










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Find cheap flights from Washington D.C. to London
Non stop flights available! Find direct flights from Washington D.C. to London within the next 3 months. Book one way flights from US$370 or round trip tickets from US$518.
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Round-trip
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One way
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Washington D.C. to London Flight Information
Fly from Washington D.C. to London in about ${{duration}} across 5,899.53 km. The most popular travel month is ${{peakMonth}}, while ${{lowMonth}} offers the best deals for this route.
Cheapest one-way flight price | US$181 |
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Cheapest round-trip ticket price | US$437 |
Off-season for travel | April |
Peak season for travel | June |
Flight distance | 5,899.53 km |
Average flight time | 7 hours 22 minutes |
Popular airline | Jetblue Airways |
When is the cheapest time to book flights from Washington D.C. to London?
Best time for cheap flights from Washington D.C. to London are between Jul 27 and Aug 3 with one way fares from US$180
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Washington D.C. (WAS) to London (LON) the cheapest?
Airlines adjust prices for flights from Washington D.C. to London based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Washington D.C. (WAS) to London (LON) cost?
According to Trip.com's data, the lowest price is around $905. -
How long does it take to fly from Washington D.C. (WAS) to London (LON) and what is the distance?
It takes around 7 hours 22 minutes to fly from Washington D.C. (WAS) to London (LON). -
What are the most popular airlines that fly from Washington D.C. (WAS) to London (LON)?
Airlines with flights from Washington D.C. (WAS) to London (LON): American Airlines, Air Canada, Copa Airlines, Swiss, Aer Lingus, Delta Air Lines, British Airways, Finnair, United Airlines, Lufthansa, Virgin Atlantic, Austrian Airlines and Air France.
How to find a cheap flight from Washington D.C. to London
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Washington D.C. to London. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Washington D.C. to London ticket.
Tap "Date" on flight search bar to scan through the calender for Washington D.C. to London airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Mon, Aug 25 at US$370 for one-way flights.
Compare cheap Washington D.C. to London flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Washington D.C. to London. The cheapest airline operating is Virgin Atlantic.
Set up a Price Alert
By setting up a Price Alert for your Washington D.C. to London route, you can easily track the price of your airline tickets from Washington D.C. to London without manually checking every day.
Don't miss cheap Washington D.C. to London flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from Washington D.C. to London to get exclusive deals for you.
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