Cheap Flight Tickets from London (LON) to Washington D.C. (WAS)

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Latest Flight Deals from London to Washington D.C.

Book one-way or return flights from London to Washington D.C. from as little as AU$ 345. Choose from the popular airlines below and book your flight today!

One way
Return

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from London to Washington D.C.? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from London to Washington D.C.. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from London to Washington D.C.

View airlines operating flights from London to Washington D.C.. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

easyJet

From AU$ 356

Norse Atlantic Airways

From AU$ 373

Eurowings

From AU$ 509

Scandinavian Airlines

From AU$ 525

Iberia

From AU$ 548

Air Europa

From AU$ 554

Vueling Airlines

From AU$ 558

Aer Lingus

From AU$ 584

Norwegian Air Shuttle ASA

From AU$ 619

Ryanair

From AU$ 658

ANA airlines

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Alternative Routes from London to Washington D.C.

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from London to Washington D.C..

Cheapest
LGW
06:00
16h 40m
1 transfer
IAD
17:40
London Gatwick Airport - Dulles International Airport
Wed, May 1easyJet
AU$ 351
LTN
06:15
16h 25m
1 transfer
IAD
17:40
London Luton Airport - Dulles International Airport
Wed, May 8easyJet
AU$ 356
LGW
14:00
24h 25m
1 transfer
DCA
09:25
London Gatwick Airport - Ronald Reagan Washington National Airport
Fri, May 31Norse Atlantic Airways
AU$ 373
LGW
14:00
24h 25m
1 transfer
DCA
09:25
London Gatwick Airport - Ronald Reagan Washington National Airport
Fri, May 31Norse Atlantic Airways
AU$ 373
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How do I find the cheapest flights?

When are flight from London (LON) to Washington D.C. (WAS) the cheapest?
Airlines adjust prices for flights from London to Washington D.C. based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from London (LON) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around AU$ 1,938.
How long is the flights from London (LON) to Washington D.C. (WAS)?
It takes about 8 hours 2 minutes to fly from London (LON) to Washington D.C. (WAS).
What time does the earliest flight from London to Washington D.C. depart?
The earliest flight departs from London (LHR) at 08:00 and arrives in Washington D.C. (IAD) at 11:15.
What time does the latest flight from London to Washington D.C. depart?
The latest flight departs from London (LHR) at 17:35 and arrives in Washington D.C. (IAD) at 20:35.
What are the most popular airlines that fly from London (LON) to Washington D.C. (WAS)?
Airlines with flights from London (LON) to Washington D.C. (WAS): Iberia, Delta Air Lines, Austrian Airlines, United Airlines, American Airlines, Lufthansa, KLM, Virgin Atlantic, British Airways, Air France, Finnair, Aer Lingus and Singapore Airlines.
What's the most popular airline for direct flights from London (LON) to Washington D.C. (WAS)?
Austrian Airlines operates 22 direct flights from London (LON) to Washington D.C. (WAS).
How many airports in Washington D.C. (WAS)?
There are 2 airport(s) in Washington D.C. (WAS): Ronald Reagan Washington National Airport and Dulles International Airport.

How to find a cheap flight from London to Washington D.C.

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 London to Washington D.C.. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

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Flight Information from London to Washington D.C.

Cheapest direct flight price	AU$ 345
Cheapest return ticket price	AU$ 984
Off-season for travel	December
Peak season for travel	July
Flight distance	5,896.82km
Average flight time	8 hours 2 minutes
Popular airline	Finnair