£244 Cheap Flights from Washington (DCA) to London (LHR)

You can find one-way and return flights from Washington, DC (DCA) to London (LHR) with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when DCA to LHR ticket fares go up or down.

The cheapest months to fly from DCA to LHR are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.

Enter DCA to LHR and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

Finnair is one of the cheapest airlines offering connecting return flights from Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow), with tickets starting from around £663 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

While there aren't any direct flights from Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow), you'll find around 118 connecting flights per day. This gives you plenty of options to choose from. Some common connection points include Logan Intl. (BOS), John F. Kennedy Intl. (JFK), and Liberty Intl. (EWR).

The earliest flight from Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow) typically departs around 6:00 AM. This service is operated by American Airlines. Please note that this is a seasonal service, active in January and December. An early departure like this can be a great way to maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll generally find the most flights from Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow) on a Friday, with around 68 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, Delta, and United. There are notably more flight options on Fridays compared to other days of the week, making it a popular day to travel.

The most popular departure times for flights from Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow) are in the afternoon, from 3pm to 6pm. Many major carriers, including American Airlines, Delta and JetBlue Airways, offer flights during this window. Many travellers prefer this time as it allows for a full day of activities before heading to the airport, and you'll arrive in London ready to start your day.

There are no nonstop flights from Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow). The distance between these two cities is approximately 5,882 kilometres. Flights with one stop typically take around 11 hours 18 minutes. If you have two or more stops, your journey will be longer, usually around 14 hours 48 minutes. Keep in mind that these are average travel times, and your actual flight duration can vary depending on the specific route, layover times, and factors like wind patterns.

Yes, you can fly business class or first class between DCA and LHR. Airlines that offer business class service on this route include:

* Air Canada
* JetBlue Airways
* Republic Airlines
* PSA Airlines
* Delta
* Finnair
* American Airlines

First class cabins are available on American Airlines.

It's easy to earn miles on a Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to London from Ronald Reagan Washington National (DCA), you can fly directly into Heathrow (LHR). Some flights may connect through major hubs like Logan Intl. (BOS), Hartsfield-Jackson Atlanta Intl. (ATL), or Philadelphia Intl. (PHL) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Washington, DC (DCA-Ronald Reagan Washington National) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.