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$347+ Cheap flights from District of Columbia to London, ON (YXU)

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YXU
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$710
(Air Canada)

One-way from

$347
(Air Canada)
Provider with most accurate pricing for Washington, D.C. (WAS)-London flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-London flights.
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From District of Columbia to London
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One-way flight from District of Columbia to London
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Find flight deals from District of Columbia to London

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 February 20, 2025.

This WestJet deal was found by Cheapflights users on 2/20. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/236:45 pmIAD - YXU
1 stop10h 29mWestJet
Mon 5/266:00 amYXU - IAD
1 stop11h 54mWestJet
Deal found 2/20$568
This Air Canada deal was found by Cheapflights users on 2/20. 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.
Thu 5/2211:00 amDCA - YXU
1 stop3h 58mAir Canada
Mon 5/263:35 pmYXU - DCA
1 stop4h 18mAir Canada
Deal found 2/20$710
This Air Canada deal was found by Cheapflights users on 2/20. 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.
Thu 5/2210:30 amIAD - YXU
1 stop4h 28mAir Canada
Mon 5/269:55 amYXU - IAD
1 stop3h 36mAir Canada
Deal found 2/20$710
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/218:22 amIAD - YXU
2 stops11h 58mUnited Airlines
Mon 3/249:55 amYXU - IAD
2 stops21h 31mUnited Airlines
Deal found 2/19$800
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/66:00 amIAD - YXU
3 stops29h 20mMultiple Airlines
Sun 4/138:00 pmYXU - IAD
3 stops26h 24mMultiple Airlines
Deal found 2/20$935

Find flights from District of Columbia to London within your budget

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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

District of Columbia

Fly to

London

Route

Depart

Return

Price

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

Fri 5/23

6:45 pm-5:14 am

1 stop10h 29m

London

Mon 5/26

6:00 am-5:54 pm

1 stop11h 54m

$568

Washington, D.C.London

DCA - YXU

DCAYXU

Washington, D.C. Reagan-National

Thu 5/22

11:00 am-2:58 pm

1 stop3h 58m

London

Mon 5/26

3:35 pm-7:53 pm

1 stop4h 18m

$710

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

Thu 5/22

10:30 am-2:58 pm

1 stop4h 28m

London

Mon 5/26

9:55 am-1:31 pm

1 stop3h 36m

$710

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

Fri 3/21

8:22 am-8:20 pm

2 stops11h 58m

London

Mon 3/24

9:55 am-7:26 am

2 stops21h 31m

$800

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

Sun 4/6

6:00 am-11:20 am

3 stops29h 20m

London

Sun 4/13

8:00 pm-10:24 pm

3 stops26h 24m

$935

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.

Travel insights for flights from District of Columbia to London

Get recent, data-driven insights about flights from District of Columbia to London including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from DC to YXU?

Find hourly flight availability from District of Columbia to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from District of Columbia to London, Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London, Ontario ranges from 2.8 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. March is typically the driest time to visit London, Ontario when rainfall is around 2.8 in.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated February 20, 2025.
United Airlines
7.4
Good
8,766 reviews

Food

6.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,766 reviews
United Airlines
7.4
Good
8,766 reviews

Food

6.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

WestJet
7.2
Good
2,801 reviews
United Airlines
7.4
Good
8,766 reviews

Food

6.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Air Canada
7.0
Good
8,748 reviews
United Airlines
7.4
Good
8,766 reviews

Food

6.7

Overall

7.4

Comfort

7.3

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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

  • What are the cheapest airlines to fly from District of Columbia to London, Ontario one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $347. However, be on the lookout for offers from United Airlines and WestJet, as they are both options that can get you from District of Columbia to London, Ontario for a low price.

  • 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.

See more FAQs

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Alternative routes for District of Columbia to London

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Top airline flying from District of Columbia to London

Discover the top airline that operate flights from District of Columbia to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$264Average$560FlexibilityNo cancel feeOn-time67%
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