What is the cheapest flight from London to Washington, D.C. Reagan-National Airport?

In the last 3 days, the lowest price for a flight from London to Washington, D.C. Reagan-National Airport was C$ 319 for a one-way ticket and C$ 584 for a round-trip. Visit our flight page for the latest deals!>/a>

Which airports will I be using when flying from London to Washington, D.C.?

When flying out of London you will be using London. You will be landing at Washington, D.C., also known as Washington, D.C. Reagan-National. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from London to Washington, D.C.?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from London to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Washington, D.C.. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from London is likely to change within 7 days, so travellers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from London to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to London with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

What are the most popular airlines flying to Reagan-National?

The most popular airline among KAYAK users flying to Reagan-National is Air Canada, followed by United Airlines and American Airlines.

C$ 319 Cheap Flights from London to Washington, D.C. (YXU - DCA)

YXU - DCA

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Reagan-National Airport

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Cheapest round-trip

C$ 584

Air Canada

Sun 25/1Thu 29/1

YXU - DCA • 1 stop

Cheapest one-way flights

C$ 319

Air Canada

Mon 26/1

YXU - DCA • 1 stop

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Washington, D.C.!

Flight Deals

Cheap Flights from London to Washington, D.C. (YXU-DCA)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from London to Washington, D.C. that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from London to Washington, D.C.

Sun, 25 Jan - Thu, 29 Jan

5:40 p.m. - 10:35 p.m.

YXU

DCA

4h 55m1 stop

11:05 a.m. - 9:21 p.m.

DCA

YXU

10h 16m2 stops

C$ 584Air Canada

Sun, 25 Jan - Thu, 29 Jan

5:10 a.m. - 12:19 p.m.

YXU

DCA

7h 09m2 stops

11:05 a.m. - 9:21 p.m.

DCA

YXU

10h 16m2 stops

C$ 587Air Canada

Sun, 25 Jan - Sun, 1 Feb

5:40 p.m. - 10:35 p.m.

YXU

DCA

4h 55m1 stop

6:50 p.m. - 8:46 a.m.

DCA

YXU

13h 56m1 stop

C$ 607Air Canada

Sun, 25 Jan - Thu, 29 Jan

5:40 p.m. - 10:35 p.m.

YXU

DCA

4h 55m1 stop

6:59 a.m. - 5:05 p.m.

DCA

YXU

10h 06m1 stop

C$ 628Air Canada

Sun, 25 Jan - Thu, 29 Jan

5:40 p.m. - 10:35 p.m.

YXU

DCA

4h 55m1 stop

8:40 p.m. - 8:46 a.m.

DCA

YXU

12h 06m1 stop

C$ 629Air Canada

Sun, 25 Jan - Thu, 29 Jan

5:40 p.m. - 10:35 p.m.

YXU

DCA

4h 55m1 stop

8:40 p.m. - 8:46 a.m.

DCA

YXU

12h 06m1 stop

C$ 631Air Canada

Wed, 7 Jan - Thu, 8 Jan

5:40 p.m. - 10:35 p.m.

YXU

DCA

4h 55m1 stop

8:40 p.m. - 8:46 a.m.

DCA

YXU

12h 06m1 stop

C$ 662Air Canada

Sun, 25 Jan - Sun, 1 Feb

5:40 p.m. - 10:35 p.m.

YXU

DCA

4h 55m1 stop

7:00 a.m. - 5:05 p.m.

DCA

YXU

10h 05m2 stops

C$ 734United Airlines

Sun, 25 Jan - Sun, 1 Feb

5:10 a.m. - 3:39 p.m.

YXU

DCA

10h 29m2 stops

7:00 a.m. - 5:05 p.m.

DCA

YXU

10h 05m2 stops

C$ 742United Airlines

Wed, 7 Jan - Thu, 8 Jan

5:10 a.m. - 8:55 a.m.

YXU

DCA

3h 45m1 stop

12:59 p.m. - 9:21 p.m.

DCA

YXU

8h 22m2 stops

C$ 797United Airlines

Booking Insights

Cheapest flight	C$ 319

Flight from London to Washington, D.C.

When to book flights from London to Washington, D.C.

Are your dates flexible? Find out the best times to travel from London to Washington, D.C. based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from London to Washington, D.C. Reagan-National Airport?
In the last 3 days, the lowest price for a flight from London to Washington, D.C. Reagan-National Airport was C$ 319 for a one-way ticket and C$ 584 for a round-trip.
Which airports will I be using when flying from London to Washington, D.C.?
When flying out of London you will be using London. You will be landing at Washington, D.C., also known as Washington, D.C. Reagan-National.
Which aircraft models fly most regularly from London to Washington, D.C.?
We unfortunately don’t have that data for this specific route.
How does KAYAK find such low prices on flights from London to Washington, D.C.?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Washington, D.C..
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Washington, D.C.?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from London is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from London to Washington, D.C.?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to London with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Washington, D.C.?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from London to Washington, D.C.

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Information on your arrival and departure airports

London (YXU)

Reagan-National (DCA)

YXU - DCA

C$ 319 Find Cheap Flights from London to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Reagan-National Airport

Everything you should know

Cheap Flights from London to Washington, D.C. (YXU-DCA)

Recent round-trip flight deals from London to Washington, D.C.

Recent one-way flight deals from London to Washington, D.C.

Good to know

When to book flights from London to Washington, D.C.

FAQs for booking London to Washington, D.C. flights

What is the cheapest flight from London to Washington, D.C. Reagan-National Airport?

In the last 3 days, the lowest price for a flight from London to Washington, D.C. Reagan-National Airport was C$ 319 for a one-way ticket and C$ 584 for a round-trip.

Which airports will I be using when flying from London to Washington, D.C.?

When flying out of London you will be using London. You will be landing at Washington, D.C., also known as Washington, D.C. Reagan-National.

Which aircraft models fly most regularly from London to Washington, D.C.?

We unfortunately don’t have that data for this specific route.

How does KAYAK find such low prices on flights from London to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from London is likely to change within 7 days, so travellers know whether to wait or book now.

What is the Hacker Fare option on flights from London to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to London with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from London to Washington, D.C.

Information on your arrival and departure airports

Cabin class types available on flights to Washington, D.C.

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights to and from London and Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.