Cheap flights from Washington, D.C. to London Heathrow Airport from $203
Deals available from 900+ travel sites.
Flight information for Washington, D.C. to London Heathrow Airport
(WAS to LHR)
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to London Heathrow Airport
Best Price Found | $203 |
|---|---|
Fastest flight time | 6h 20m |
Direct flights | Every day |
How to get the cheapest flight ticket from Washington, D.C. to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Washington, D.C. to London Heathrow Airport?
February. The cheapest time of year to fly to London Heathrow Airport from Washington, D.C. is February. Most expensive is July
What is the cheapest airline that flies to London Heathrow Airport from Washington, D.C.?
Scandinavian Airlines. Icelandair, Norse Atlantic UK, and PLAY are the most popular carriers operating from Washington, D.C. to London Heathrow Airport
How far in advance should you book Washington, D.C. to London Heathrow Airport flights?
60 days before. The cheapest time to buy a flight from Washington, D.C. to London Heathrow Airport is approximately 60 days to departure
How many flights depart from Washington, D.C. to London Heathrow Airport on average per day?
29 flights are operational weekly from Washington, D.C. to London Heathrow Airport as of September 2023. The most popular departure time for this route is 9:00PM, with 46% of flights per day taking off in the evening.
How many flights depart from Washington, D.C. to London Heathrow Airport on average per week?
As of September 2023, there are 204 flights per week flying from Washington, D.C. to London Heathrow Airport. The most common day of the week flights depart is Sunday, with 15% of flights taking off on this day.
What cabin class options are available on Washington, D.C. to London Heathrow Airport flights?
There are 3 cabin classes available to choose from on Washington, D.C. to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Washington, D.C. to London Heathrow Airport flights?
You could potentially save up to 22% on your flight if you consider stops on a Washington, D.C. to London Heathrow Airport flight.
If you are looking to fly from Washington, D.C. to London, you are most likely going to fly from Washington, D.C. Dulles Intl Airport to London Heathrow Airport, the most popular airports on that route. You may be looking for an airport near Washington, D.C. Dulles Intl Airport to depart from when traveling to London and luckily, there are options! You can try Baltimore/Washington Airport which is located in Baltimore or Washington, D.C. Reagan-National Airport which is located in Washington, D.C.. The least expensive flight option from Washington, D.C. to London will typically be IAD — LHR during the month of September with an average price of $427 RT.
Easily compare round-trip flights from Washington, D.C. to London Heathrow Airport
Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington, D.C. to London Heathrow Airport by changing tabs
Find the cheapest one-way flights from Washington, D.C. to London Heathrow Airport
If you're looking for one-way flights from Washington, D.C. to London Heathrow Airport, view some of our deals below provided by Aer Lingus, British Airways and Finnair
Search last-minute flights to London Heathrow Airport from Washington, D.C.
Find and compare round-trip flight prices for your last-minute flight from Washington, D.C. to London Heathrow Airport
Best airlines flying from Washington, D.C. to London Heathrow Airport
Compare and see reviews for airlines that fly from Washington, D.C. to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $290 | Free Cancellation | Rating 6.6 3 reviews | |||
| PriceFrom $335 | Free Cancellation | Rating 6.4 9 reviews | |||
| PriceFrom $367 | Free Cancellation | Rating 7.5 119 reviews | |||
| PriceFrom $386 | Free Cancellation | Rating 6.7 1,054 reviews | |||
| PriceFrom $386 | Free Cancellation | Rating 7.3 568 reviews | |||
| PriceFrom $416 | Free Cancellation | Rating 7.8 1,565 reviews | |||
| PriceFrom $428 | Free Cancellation | Rating 7.2 445 reviews | |||
| PriceFrom $445 | Free Cancellation | Rating 7.5 355 reviews | |||
| PriceFrom $470 | Free Cancellation | Rating 7.1 440 reviews | |||
| PriceFrom $508 | Free Cancellation | Rating 7.6 329 reviews |
Singapore Airlines Flights From Washington, D.C. to London Heathrow Airport
Singapore Airlines flight deals from Washington, D.C. to London Heathrow Airport start from $559 round-trip. Over the 7 Singapore Airlines flights for this route in a normal week, average airfare is usually $715 round-trip - but some users have found much cheaper deals with momondo.
Delta Flights From Washington, D.C. to London Heathrow Airport
Across 1,565 Delta reviews on momondo, the average score is 7.8/10. Delta flies from Washington, D.C. to London Heathrow Airport about 7 times each week, with ticket deals ranging from $416 to $737. Price data is based on momondo searches in the last 72 hours.
American Airlines flights from Washington, D.C. to London Heathrow Airport
Our best American Airlines deals on Washington, D.C. to London Heathrow Airport flight tickets
Lufthansa flights from Washington, D.C. to London Heathrow Airport
Our best Lufthansa deals on Washington, D.C. to London Heathrow Airport flight tickets
How far is Washington, D.C. to London Heathrow by plane?
Washington, D.C. and London Heathrow are 3649.4 mi apart from one another. 6h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from Washington, D.C. to London Heathrow Airport?
Prices for flights from Washington, D.C. to London Heathrow Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to London Heathrow Airport?
As of September 2023, there are 20 operators available to choose from for flights from Washington, D.C. to London Heathrow Airport.
How old do you have to be to fly from Washington, D.C. to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Alternative routes for Washington, D.C. to London Heathrow Airport
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Similar Washington, D.C. to London Heathrow Airport flights
Flexible with your destination? Broaden your search and find flights similar to your Washington, D.C. to London Heathrow Airport route
Flights from Washington, D.C. to:
Flights to London Heathrow Airport from:
Flights to other airports in United Kingdom
Check out some flights to other airports in United Kingdom
Popular momondo destinations
Explore popular destinations other users love to fly to year-round
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to London?
Finding the right flight to London from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.
Can I find flights from Washington, D.C. to London with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Washington, D.C. to London flights to just show those with flexible booking policies.
How can momondo help me find flights from Washington, D.C. to London?
momondo provides multiple filters to help you find the best flight to London from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Washington, D.C. to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Washington, D.C. to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.