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District of Columbia

$232+ Cheap flights from London, ON (YXU) to District of Columbia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — IAD
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from London to District of Columbia

Best flights from London to District of Columbia
Discover carefully curated flight deals from London to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 14, 2025.

This Air Canada deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/259:50 amYXU - IAD
1 stop5h 56mAir Canada
Thu 1/294:30 pmIAD - YXU
1 stop4h 51mAir Canada
Deal found 12/11$422
This Air Canada deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/79:50 amYXU - IAD
1 stop5h 56mAir Canada
Thu 1/84:30 pmIAD - YXU
1 stop4h 51mAir Canada
Deal found 12/11$457
This Gotogate deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/109:50 amYXU - IAD
1 stop5h 56mAir Canada
Sat 1/174:30 pmIAD - YXU
1 stop4h 50mAir Canada
Deal found 12/13$473
This Air Canada deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/255:10 amYXU - DCA
2 stops7h 09mAir Canada
Thu 1/2911:05 amDCA - YXU
2 stops10h 16mAir Canada
Deal found 12/12$478
This Trip.com deal was found by Cheapflights users on 12/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/99:50 amYXU - IAD
1 stop5h 56mAir Canada
Fri 1/164:30 pmIAD - YXU
1 stop4h 50mAir Canada
Deal found 12/12$485

Find flight deals from London to District of Columbia

Keep the following information in mind while searching for London to District of Columbia flight deals. Data was last updated December 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$422
(Air Canada)

One-way from

$232
(Air Canada)
Provider with most accurate pricing for London-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for London-Washington, D.C. (WAS) flights.
Search Deals
From London to District of Columbia
Search Deals
One-way flight from London to District of Columbia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to District of Columbia 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 2,558,603 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from London to District of Columbia that are best for you.

Fly from

London

Fly to

District of Columbia

Route

Depart

Return

Price

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Sun 1/25

9:50 am-3:46 pm

1 stop5h 56m

Washington, D.C. Dulles Intl

Thu 1/29

4:30 pm-9:21 pm

1 stop4h 51m

$422

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Wed 1/7

9:50 am-3:46 pm

1 stop5h 56m

Washington, D.C. Dulles Intl

Thu 1/8

4:30 pm-9:21 pm

1 stop4h 51m

$457

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Sat 1/10

9:50 am-3:46 pm

1 stop5h 56m

Washington, D.C. Dulles Intl

Sat 1/17

4:30 pm-9:20 pm

1 stop4h 50m

$473

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Sun 1/25

5:10 am-12:19 pm

2 stops7h 09m

Washington, D.C. Reagan-National

Thu 1/29

11:05 am-9:21 pm

2 stops10h 16m

$478

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Fri 1/9

9:50 am-3:46 pm

1 stop5h 56m

Washington, D.C. Dulles Intl

Fri 1/16

4:30 pm-9:20 pm

1 stop4h 50m

$485

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Mon 1/26

9:50 am-3:46 pm

1 stop5h 56m

$232

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Wed 1/28

8:10 pm-8:40 am

3 stops36h 30m

$237

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Wed 1/28

5:40 pm-10:35 pm

1 stop4h 55m

$258

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Wed 1/28

9:50 am-3:46 pm

1 stop5h 56m

$258

LondonWashington, D.C.

YXU - DCA

YXUDCA

London

Wed 1/28

8:10 pm-9:59 pm

3 stops25h 49m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 14 results
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Best time to book a flight from London to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from London 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 London to District of Columbia

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

Currently, February is the cheapest month in which you can book a flight from London, Ontario to District of Columbia (average of $131). Flying from London, Ontario to District of Columbia in January is currently the most expensive (average of $197). 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 London to District of Columbia. 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 from for flights from London to District of Columbia?

    London (YXU) is the airport you will fly out of if you book a flight from London to District of Columbia. It is only a 5.3 mi journey to London (YXU) from London’s city center.

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

    There are many flights that can get you from London, Ontario to District of Columbia in 5h 56m. Fly via Air Canada to get the fastest option. Airlines will cover a distance of 341 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to District of Columbia 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 London, Ontario to District of Columbia?

    Currently, February is the cheapest month in which you can book a flight from London, Ontario to District of Columbia (average of $131). Flying from London, Ontario to District of Columbia in January is currently the most expensive (average of $197). 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

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