Cheap Flights from London (LHR) to Washington (IAD) from AU$951

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Cheap Flights from London (LHR) to Washington (IAD)

Prices were available within the past 7 days and start at AU$951 for one-way flights and AU$966 for round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Mon., 16 Sep. - Mon., 23 Sep.
LHR
London
IAD
Washington
AU$966 Return, found 6 days ago
AU$966
Return
found 6 days ago
Select TAP Portugal flight, departing Mon., 16 Sep. from London to Washington, returning Mon., 23 Sep., priced at AU$966 found 6 days ago
Scandinavian Airlines
Mon., 22 Apr. - Mon., 29 Apr.
LHR
London
IAD
Washington
AU$1,046 Return, found 4 days ago
AU$1,046
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Mon., 22 Apr. from London to Washington, returning Mon., 29 Apr., priced at AU$1,046 found 4 days ago
Icelandair
Mon., 16 Sep. - Mon., 23 Sep.
LHR
London
IAD
Washington
AU$1,054 Return, found 6 days ago
AU$1,054
Return
found 6 days ago
Select Icelandair flight, departing Mon., 16 Sep. from London to Washington, returning Mon., 23 Sep., priced at AU$1,054 found 6 days ago
American Airlines
Mon., 22 Apr. - Mon., 29 Apr.
LHR
London
IAD
Washington
AU$1,106 Return, found 4 days ago
AU$1,106
Return
found 4 days ago
Select American Airlines flight, departing Mon., 22 Apr. from London to Washington, returning Mon., 29 Apr., priced at AU$1,106 found 4 days ago
United
Mon., 22 Apr. - Mon., 29 Apr.
LHR
London
IAD
Washington
AU$1,106 Return, found 4 days ago
AU$1,106
Return
found 4 days ago
Select United flight, departing Mon., 22 Apr. from London to Washington, returning Mon., 29 Apr., priced at AU$1,106 found 4 days ago
Virgin Atlantic
Mon., 22 Apr. - Mon., 29 Apr.
LHR
London
IAD
Washington
AU$1,119 Return, found 4 days ago
AU$1,119
Return
found 4 days ago
Select Virgin Atlantic flight, departing Mon., 22 Apr. from London to Washington, returning Mon., 29 Apr., priced at AU$1,119 found 4 days ago
Delta
Mon., 22 Apr. - Mon., 29 Apr.
LHR
London
IAD
Washington
AU$1,119 Return, found 4 days ago
AU$1,119
Return
found 4 days ago
Select Delta flight, departing Mon., 22 Apr. from London to Washington, returning Mon., 29 Apr., priced at AU$1,119 found 4 days ago
Air Canada
Mon., 22 Apr. - Mon., 29 Apr.
LHR
London
IAD
Washington
AU$1,138 Return, found 4 days ago
AU$1,138
Return
found 4 days ago
Select Air Canada flight, departing Mon., 22 Apr. from London to Washington, returning Mon., 29 Apr., priced at AU$1,138 found 4 days ago
Iberia
Mon., 22 Apr. - Mon., 29 Apr.
LHR
London
IAD
Washington
AU$1,156 Return, found 4 days ago
AU$1,156
Return
found 4 days ago
Select Iberia flight, departing Mon., 22 Apr. from London to Washington, returning Mon., 29 Apr., priced at AU$1,156 found 4 days ago
British Airways
Mon., 22 Apr. - Mon., 29 Apr.
LHR
London
IAD
Washington
AU$1,156 Return, found 4 days ago
AU$1,156
Return
found 4 days ago
Select British Airways flight, departing Mon., 22 Apr. from London to Washington, returning Mon., 29 Apr., priced at AU$1,156 found 4 days ago
Flight from London to Washington route information
Origin airport
Heathrow
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Return price
AU$965
Distance
5866 km
Average flight time
3 hours 6 mins

Your quick guide to flights from London to Washington

Pick up great flights from London to Washington

With Expedia, you have your pick of 27 flights a day with 20 airlines covering flights from London to Washington. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from London to Washington that take around 7 hours.

Find cheap flights from London to Washington

From the great flight deals with prices currently ranging from AU$966 to AU$1,156, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from London to Washington around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Washington is normally in September.

Reasons to book your flight from London to Washington with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from London to Washington across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Washington right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Cheap Flights from London to Washington, DC - Start Your Dream Vacation Now!

Looking for an unforgettable vacation in the vibrant city of Washington, DC? Look no further! With cheap flights from London to Washington, DC, you can easily embark on an adventure of a lifetime.

Washington, DC, also known as IAD-Washington Dulles Intl., is a city rich in history, culture, and excitement. From iconic landmarks to world-class museums, there's something for everyone to enjoy.

Top Airlines Flying from London to Washington, DC

When it comes to flying from London (LHR-Heathrow) to Washington, DC (IAD-Washington Dulles Intl.), you have several top airlines to choose from. These airlines offer exceptional service and comfort, ensuring a pleasant journey.

  • American Airlines: Experience the best of American hospitality with American Airlines. Enjoy spacious seats, delicious meals, and a wide range of in-flight entertainment options.
  • United Airlines: Fly with United Airlines and enjoy a seamless travel experience. With their extensive route network and top-notch service, you'll be in good hands.

Getting from Washington Dulles Intl. to the City

Once you arrive at Washington Dulles Intl., getting to the city is a breeze. You have various transportation options to choose from, including:

  • Public Transport: Hop on the convenient public transport system and explore the city like a local. Buses and trains provide easy access to popular attractions and neighborhoods.
  • Taxi Services: If you prefer a more direct and hassle-free option, taxis are readily available at the airport. Sit back, relax, and let the driver take you to your destination.
  • Car Rentals: For those who want the freedom to explore at their own pace, car rentals are a great choice. Rent a car and embark on a road trip to discover the hidden gems of Washington, DC.

Things to Do and See in Washington, DC

Washington, DC is a treasure trove of attractions and activities. Here are some must-see highlights:

  • National Mall: Explore the iconic National Mall, home to the Lincoln Memorial, Washington Monument, and the U.S. Capitol. Take a stroll and soak in the history and grandeur of these landmarks.
  • Smithsonian Museums: Immerse yourself in art, culture, and science at the world-renowned Smithsonian Museums. From the National Air and Space Museum to the National Museum of American History, there's something for every interest.
  • Georgetown: Visit the charming neighborhood of Georgetown, known for its cobblestone streets, boutique shops, and delicious eateries. Explore the historic Georgetown University campus and enjoy a leisurely walk along the waterfront.
  • International Spy Museum: Step into the intriguing world of espionage at the International Spy Museum. Uncover the secrets of spies and learn about their covert missions through interactive exhibits.

Tips for Booking Your Flight from London to Washington, DC

When booking your flight from London to Washington, DC, keep these tips in mind:

  • Be flexible with your travel dates to find the best deals and cheap flights.
  • Use the Expedia website to compare prices of different airlines and see price trends. Expedia offers a flight price calendar, ensuring you score a great deal on your flight.
  • Book in advance to secure your preferred flight and avoid last-minute price hikes.

Start planning your dream vacation from London to Washington, DC today and create memories that will last a lifetime. Book your cheap flight with Expedia and get ready for an incredible journey!

Frequently asked questions

How much is a flight from Heathrow Airport (LHR) to Washington Dulles Intl. Airport (IAD)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey between London Heathrow and Dulles Intl. Airport was AU$966. Fares this cheap don’t wait forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LHR to Dulles Intl. Airport?
This can differ from airline to airline, as each has its own terms and conditions. Visit the Customer Service Portal, where you’ll find easy instructions on how to cancel your flight online.
How do I find cheap flights from London Heathrow to IAD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Heathrow Airport to Dulles Intl. Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Heathrow Airport (LHR) to Dulles Intl. Airport?
With around 5 900 kilometres separating Heathrow Airport and IAD, your flight will be a long one. Pack wisely to make your time on board comfortable. Simple things like warm clothes and some noise-cancelling headphones can make the biggest difference.
Which airlines fly direct from LHR to Dulles Intl. Airport?
United Airlines (UA) is a popular choice. It offers 60 flights between LHR and Washington Dulles Intl. Airport (IAD) each month. You could also have a look at the airfares with British Airways (BA). This airline operates 60 flights every month between Hounslow and Chantilly.
Are London Heathrow to IAD flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so not always. While last-minute deals between LHR and Washington Dulles Intl. Airport (IAD) are of course possible, it’s also a good idea to keep a close eye on prices well before you fly. In fact, some air carriers publish their prices up to a year ahead of the departure date. Expedia is constantly updating the best bargains around, so check back often and be ready to grab your seat when fare prices drop.
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