An airport terminal with a control tower, a covered walkway, and multiple jet bridges.

£315 Cheap Flights from London (LGW) to Washington (DCA)

View £315 flight on Sun, 6 Sept 2026Opens in a new window

Popular airlines from Gatwick Airport (LGW) to Ronald Reagan National Airport (DCA)

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Cheap Flights from London (LGW) to Washington (DCA)

Prices were available within the past 7 days and start at £315 for one-way flights and £478 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 17 Sept - Tue, 22 Sept
LGW
London
DCA
Washington
£478 Return, found 2 hours ago
£478
Return
found 2 hours ago
Select American Airlines flight, departing Thu, 17 Sept from London to Washington, returning Tue, 22 Sept, priced at £478 found 2 hours ago
American Airlines
Thu, 17 Sept - Thu, 24 Sept
LGW
London
DCA
Washington
£480 Return, found 2 hours ago
£480
Return
found 2 hours ago
Select American Airlines flight, departing Thu, 17 Sept from London to Washington, returning Thu, 24 Sept, priced at £480 found 2 hours ago
American Airlines
Wed, 16 Sept - Sat, 26 Sept
LGW
London
DCA
Washington
£481 Return, found 6 days ago
£481
Return
found 6 days ago
Select American Airlines flight, departing Wed, 16 Sept from London to Washington, returning Sat, 26 Sept, priced at £481 found 6 days ago
American Airlines
Thu, 17 Sept - Thu, 24 Sept
LGW
London
DCA
Washington
£482 Return, found 2 hours ago
£482
Return
found 2 hours ago
Select American Airlines flight, departing Thu, 17 Sept from London to Washington, returning Thu, 24 Sept, priced at £482 found 2 hours ago
American Airlines
Sat, 5 Sept - Sat, 19 Sept
LGW
London
DCA
Washington
£482 Return, found 6 days ago
£482
Return
found 6 days ago
Select American Airlines flight, departing Sat, 5 Sept from London to Washington, returning Sat, 19 Sept, priced at £482 found 6 days ago
American Airlines
Wed, 30 Sept - Fri, 9 Oct
LGW
London
DCA
Washington
£483 Return, found 5 days ago
£483
Return
found 5 days ago
Select American Airlines flight, departing Wed, 30 Sept from London to Washington, returning Fri, 9 Oct, priced at £483 found 5 days ago
Swiss International Air Lines
Wed, 2 Sept - Sun, 13 Sept
LGW
London
DCA
Washington
£486 Return, found 6 days ago
£486
Return
found 6 days ago
Select Swiss International Air Lines flight, departing Wed, 2 Sept from London to Washington, returning Sun, 13 Sept, priced at £486 found 6 days ago
Finnair
Wed, 21 Apr - Wed, 5 May
LGW
London
DCA
Washington
£496 Return, found 1 day ago
£496
Return
found 1 day ago
Select Finnair flight, departing Wed, 21 Apr from London to Washington, returning Wed, 5 May, priced at £496 found 1 day ago
British Airways
Fri, 4 Sept - Fri, 18 Sept
LGW
London
DCA
Washington
£500 Return, found 10 hours ago
£500
Return
found 10 hours ago
Select British Airways flight, departing Fri, 4 Sept from London to Washington, returning Fri, 18 Sept, priced at £500 found 10 hours ago
JetBlue Airways
Wed, 2 Sept - Sun, 6 Sept
LGW
London
DCA
Washington
£506 Return, just found
£506
Return
just found
Select JetBlue Airways flight, departing Wed, 2 Sept from London to Washington, returning Sun, 6 Sept, priced at £506 just found

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city centre is 40 minutes. Flights from £1,149
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city centre40 min
Flights from £1,149
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city centre is 36 minutes. Flights from £555
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city centre36 min
Flights from £555

Frequently asked questions

How much does a flight from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National) cost?
You can find one-way and return flights from LGW to DCA 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 LGW to DCA ticket fares go up or down.
What is the cheapest month to fly from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
The cheapest months to fly from LGW to DCA 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.
Which airlines fly direct from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
Enter LGW to DCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National), 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.
What is the best time to fly from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
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.
How many flights per day from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
There are approximately 9 connecting flights per day from London Gatwick (LGW) to Washington, DC Ronald Reagan Washington National (DCA). Some common connection points include Roissy-Charles de Gaulle (CDG), Keflavik Intl. (KEF), and Zürich (ZRH).
What is the earliest flight from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from London Gatwick (LGW) to Washington, DC Ronald Reagan Washington National (DCA) typically departs around 9:25 AM. This service is offered by Swiss International Air Lines and Air Canada, but it's a seasonal service active only in July. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
You'll typically find the most flights from London Gatwick (LGW) to Washington, DC Ronald Reagan Washington National (DCA) on a Saturday, with around 26 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Air France, British Airways, and Iberia Express.
What are the most popular departure times for flights from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
The most popular departure times for flights from London Gatwick (LGW) to Washington, DC Ronald Reagan Washington National (DCA) are between 9am and 12pm. Many major carriers, including Air France, Iberia Express and British Airways, offer flights during this window. Many travellers prefer these times as they allow for a morning departure and an afternoon arrival, giving you time to settle in at your destination.
How long does it take to fly from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
There are no nonstop flights from London Gatwick (LGW) to Washington, DC (DCA). The distance between these two airports is approximately 5,913 kilometers. If you're looking for a flight, you'll need to consider options with at least one stop.Flights with one stop typically take around 14 hours 30 minutes. If you have two or more stops, your travel time will be longer, usually around 18 hours 18 minutes. Keep in mind that these are average times, and your actual flight duration can vary depending on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
You can fly business class between LGW and DCA. Airlines that offer business class service on this route include:
  • Air France
  • Air Baltic
  • Swiss International Air Lines
  • Iberia Express
How do I earn miles on a London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National) 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.
What airports do you fly into for Washington, DC (DCA) from London (LGW)?
If you're planning to travel to Washington from Gatwick (LGW), you can fly directly into Ronald Reagan Washington National Airport (DCA). Some flights may connect through major hubs like Adolfo Suarez Madrid-Barajas (MAD), Zürich (ZRH), or Roissy-Charles de Gaulle (CDG) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National) 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.
Is it cheaper to book a London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National) 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.
Can I cancel or change the date of my flight from London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your London (LGW-Gatwick) to Washington, DC (DCA-Ronald Reagan Washington National) 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.

Travel information

Origin airport
Gatwick
Destination airport
Ronald Reagan Washington National
Airlines serving
Air France, American Airlines, British Airways, Delta, Iberia, Icelandair, JetBlue Airways, KLM, TAP Portugal, Virgin Atlantic
Return price
£477
Distance
5877 km

Book with confidence

Compare flights from London to Washington easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Washington. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Ronald Reagan Washington National in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Gatwick to Ronald Reagan Washington National.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Gatwick (LGW) to Ronald Reagan Washington National (DCA)

The easiest way to view the best deals on flights from London to Washington today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Gatwick to Ronald Reagan Washington National start at just £478 and range up to £506.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Washington
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Washington flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Gatwick to Ronald Reagan Washington National for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from London to Washington easily and book with confidence

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