Find flights
When to book
FAQs

Cheap flights from District of Columbia to London, ON from C$ 680

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YXU
29 nov. — 6 dic.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from District of Columbia to London

Keep the following information in mind while searching for District of Columbia to London flight deals. Data was last updated 30 octubre 2025.

Round-trip from

C$ 680
Air Canada
  • Air Canada
  • 10/12-13/12
  • 4 total stops
  • 20h 37m total
  • District of Columbia to London
Search Deals

Find flight deals from District of Columbia to London

Enter your travel dates to find the best prices.

Cheapest flights from District of Columbia to London
Explore the most affordable flight options available from District of Columbia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 octubre 2025.

mié. 10/1211:05 a.m.DCA - YXU
2 stops10h 16mAir Canada
sáb. 13/125:10 a.m.YXU - DCA
2 stops10h 21mAir Canada
Deal found 29/10C$ 680
mié. 10/129:45 a.m.IAD - YXU
2 stops7h 20mAir Canada
sáb. 13/129:25 a.m.YXU - IAD
1 stop6h 21mAir Canada
Deal found 29/10C$ 723
vie. 12/124:30 p.m.IAD - YXU
1 stop4h 51mAir Canada
vie. 19/129:25 a.m.YXU - IAD
1 stop11h 01mAir Canada
Deal found 28/10C$ 862
sáb. 13/129:40 a.m.DCA - YXU
1 stop7h 25mAir Canada
sáb. 20/129:25 a.m.YXU - DCA
1 stop13h 10mAir Canada
Deal found 29/10C$ 894
mié. 10/126:50 p.m.DCA - YXU
3 stops35h 44mMultiple Airlines
sáb. 13/125:10 a.m.YXU - DCA
2 stops10h 21mMultiple Airlines
Deal found 29/10C$ 982
sáb. 13/124:30 p.m.IAD - YXU
1 stop4h 51mUnited Airlines
sáb. 20/129:25 a.m.YXU - IAD
2 stops14h 50mUnited Airlines
Deal found 29/10C$ 1,003
mié. 10/1210:11 p.m.IAD - YXU
3 stops32h 23mMultiple Airlines
sáb. 13/129:25 a.m.YXU - IAD
2 stops11h 34mMultiple Airlines
Deal found 29/10C$ 1,015
sáb. 13/124:30 p.m.IAD - YXU
1 stop4h 51mAir Canada
sáb. 20/129:25 a.m.YXU - IAD
1 stop11h 01mAir Canada
Deal found 29/10C$ 1,024
mié. 19/114:30 p.m.IAD - YXU
1 stop4h 51mAir Canada
mar. 25/119:25 a.m.YXU - IAD
1 stop6h 21mAir Canada
Deal found 30/10C$ 1,036
vie. 12/124:30 p.m.IAD - YXU
1 stop4h 51mUnited Airlines
vie. 19/129:25 a.m.YXU - IAD
2 stops14h 50mUnited Airlines
Deal found 28/10C$ 1,049
sáb. 13/128:30 a.m.DCA - YXU
2 stops8h 35mUnited Airlines
sáb. 20/129:25 a.m.YXU - DCA
2 stops13h 25mUnited Airlines
Deal found 29/10C$ 1,086
mié. 19/117:00 a.m.DCA - YXU
2 stops10h 05mUnited Airlines
mar. 25/115:40 p.m.YXU - DCA
1 stop4h 55mUnited Airlines
Deal found 30/10C$ 1,170

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 octubre 2025.
Use the filters below to find and compare flights from District of Columbia to London that are best for you.

Fly from

District of Columbia

Fly to

London

Route

Depart

Return

Price

Washington, D.C.London

DCA - YXU

DCAYXU

Washington, D.C. Reagan-National

mié. 10/12

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

2 stops10h 16m

London

sáb. 13/12

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

1 stop3h 45m

C$ 695

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

mié. 10/12

9:45 a.m.-5:05 p.m.

2 stops7h 20m

London

sáb. 13/12

9:25 a.m.-3:46 p.m.

1 stop6h 21m

C$ 723

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

mié. 14/1

4:30 p.m.-9:21 p.m.

1 stop4h 51m

London

mar. 20/1

5:15 a.m.-3:54 p.m.

1 stop10h 39m

C$ 862

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

lun. 30/3

4:30 p.m.-9:18 p.m.

1 stop4h 48m

London

vie. 3/4

9:25 a.m.-8:30 p.m.

1 stop11h 05m

C$ 862

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

vie. 12/12

4:30 p.m.-9:21 p.m.

1 stop4h 51m

London

vie. 19/12

9:25 a.m.-8:26 p.m.

1 stop11h 01m

C$ 862

Washington, D.C.London

DCA - YXU

DCAYXU

Washington, D.C. Reagan-National

sáb. 13/12

9:40 a.m.-5:05 p.m.

1 stop7h 25m

London

sáb. 20/12

9:25 a.m.-10:35 p.m.

1 stop13h 10m

C$ 894

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

mié. 14/1

8:20 a.m.-5:05 p.m.

2 stops8h 45m

London

mar. 20/1

5:40 p.m.-9:25 p.m.

1 stop3h 45m

C$ 962

Washington, D.C.London

DCA - YXU

DCAYXU

Washington, D.C. Reagan-National

mié. 10/12

6:50 p.m.-6:34 a.m.

3 stops35h 44m

London

sáb. 13/12

5:10 a.m.-3:31 p.m.

2 stops10h 21m

C$ 982

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

sáb. 13/12

4:30 p.m.-9:21 p.m.

1 stop4h 51m

London

sáb. 20/12

9:25 a.m.-12:15 a.m.

2 stops14h 50m

C$ 1,003

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

mié. 10/12

10:11 p.m.-6:34 a.m.

3 stops32h 23m

London

sáb. 13/12

9:25 a.m.-8:59 p.m.

2 stops11h 34m

C$ 1,015

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 14 results
1
2

Best time to book a flight from District of Columbia to London

Have a flexible travel schedule? Discover the best time to fly to London from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to London

What is the cheapest month to book a flight from District of Columbia to London, Ontario?

Currently, March is the cheapest month in which you can book a flight from District of Columbia to London, Ontario (average of C$ 137). Flying from District of Columbia to London, Ontario in October is currently the most expensive (average of C$ 286). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to London from District of Columbia?

    London (YXU), located 8.6 km from the city centre, is the airport you fly into when you book flights from District of Columbia to London.

  • How long is the flight from District of Columbia to London, Ontario?

    There are many flights that can get you from District of Columbia to London, Ontario in 10h 16m. Fly via Air Canada to get the fastest option. Airlines will cover a distance of 578 km.

  • Can I find deals for flights from District of Columbia to London that include hotel bookings?

    Yes. In addition to deals on District of Columbia to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to London.

  • Can I find deals for business class flights from District of Columbia to London?

    Yes. Cheapflights offers flight deals from District of Columbia to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to London, Ontario?

    Currently, March is the cheapest month in which you can book a flight from District of Columbia to London, Ontario (average of C$ 137). Flying from District of Columbia to London, Ontario in October is currently the most expensive (average of C$ 286). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Port Stanley
Grand Bend

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for District of Columbia to London

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Pearson Intl flights
Newark to Pearson Intl flights
LaGuardia to Pearson Intl flights
Newark to Toronto Island flights
Los Angeles to Pearson Intl flights
Newark to Pierre Elliott Trudeau Intl flights
San Francisco to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Boston to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Reagan-National to Pearson Intl flights
Dallas/Fort Worth to Pearson Intl flights
Boston to Toronto Island flights
Boston to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pearson Intl flights
Atlanta to Pearson Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Dulles Intl to Toronto Island flights
Seattle to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Minneapolis to Pearson Intl flights
Los Angeles to Toronto Island flights
Hobby to Pearson Intl flights
Sky Harbor Intl to Pearson Intl flights
Denver to Pearson Intl flights
Midway to Toronto Island flights
Baltimore to Pearson Intl flights
Philadelphia to Pearson Intl flights
Orlando to Pearson Intl flights
Tampa to Pearson Intl flights
George Bush Intcntl to Pearson Intl flights
Raleigh to Pearson Intl flights
San Diego to Pearson Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Ontario to Pearson Intl flights
Midway to Pearson Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Charlotte to Pearson Intl flights
Nashville to Pearson Intl flights
Hobby to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Charlotte to Pierre Elliott Trudeau Intl flights
San Francisco to Toronto Island flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from District of Columbia to London?

Cheapflights helps you search for flights from District of Columbia to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from District of Columbia to London?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from District of Columbia to London.

Can Cheapflights find flights from District of Columbia to London with no change fees?

Yes, we can. To see specific flights from District of Columbia to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from District of Columbia to London become cheaper?

Not ready to book yet? You can track prices for flights from District of Columbia to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.