$301+ 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from District of Columbia to London with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 June 12, 2025.
Round-trip from | $631 (Mytrip) |
|---|---|
One-way from | $301 (Air Canada) |
Find flight deals from District of Columbia to London
Cheapest flights from District of Columbia to LondonExplore 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 June 12, 2025.
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 June 12, 2025.
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 6/10. 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.
This Air Canada deal was found by Cheapflights users on 6/10. 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.
This United Airlines deal was found by Cheapflights users on 6/10. 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.
This United Airlines deal was found by Cheapflights users on 6/10. 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.
This United deal was found by Cheapflights users on 6/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from District of Columbia to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.London
IAD - YXU
IADYXU
Washington, D.C. Dulles Intl
Sat 7/26
9:43 pm-5:14 am
2 stops31h 31m
London
Sat 8/2
6:00 am-8:58 pm
2 stops14h 58m
Washington, D.C.London
DCA - YXU
DCAYXU
Washington, D.C. Reagan-National
Tue 6/24
11:00 am-2:57 pm
1 stop3h 57m
London
Sat 6/28
3:35 pm-7:42 pm
1 stop4h 07m
Washington, D.C.London
IAD - YXU
IADYXU
Washington, D.C. Dulles Intl
Tue 6/24
10:15 am-2:57 pm
1 stop4h 42m
London
Sat 6/28
9:55 am-1:42 pm
1 stop3h 47m
Washington, D.C.London
IAD - YXU
IADYXU
Washington, D.C. Dulles Intl
Fri 7/25
10:34 pm-3:02 pm
2 stops16h 28m
London
Fri 8/1
3:35 pm-11:27 am
2 stops19h 52m
Washington, D.C.London
DCA - YXU
DCAYXU
Washington, D.C. Reagan-National
Tue 6/24
6:25 am-2:57 pm
2 stops8h 32m
London
Sat 6/28
3:35 pm-7:42 pm
1 stop4h 07m
Washington, D.C.London
DCA - YXU
DCAYXU
Washington, D.C. Reagan-National
Fri 7/25
11:10 am-9:27 pm
2 stops10h 17m
London
Fri 8/1
3:35 pm-7:42 pm
1 stop4h 07m
Washington, D.C.London
DCA - YXU
DCAYXU
Washington, D.C. Reagan-National
Mon 6/30
11:00 am-2:57 pm
1 stop3h 57m
Washington, D.C.London
IAD - YXU
IADYXU
Washington, D.C. Dulles Intl
Mon 6/30
5:12 pm-9:27 pm
1 stop4h 15m
Washington, D.C.London
IAD - YXU
IADYXU
Washington, D.C. Dulles Intl
Mon 6/30
12:28 pm-7:09 pm
3 stops30h 41m
Washington, D.C.London
DCA - YXU
DCAYXU
Washington, D.C. Reagan-National
Mon 6/30
8:00 pm-3:02 pm
2 stops19h 02m
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.
Cheapflights Insights
Everything you need to know about your flight from District of Columbia to London
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 June 12, 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 June 12, 2025.
Entertainment
Crew
Overall
Comfort
Boarding
Food
Reviews
Thomas,Mar 2025
SFO - TPE
Entertainment
Crew
Overall
Comfort
Boarding
Food
Reviews
Thomas,Mar 2025
SFO - TPE
Entertainment
Crew
Overall
Comfort
Boarding
Food
Reviews
Thomas,Mar 2025
SFO - TPE