$322+ Cheap flights from London, ON (YXU) to Washington, D.C. (WAS)
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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from London to Washington, D.C. 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 London to Washington, D.C.
Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $605 (United Airlines) |
One-way from | $322 (United Airlines) |
Find flight deals from London to Washington, D.C.
Cheapest flights from London to Washington, D.C.Explore the most affordable flight options available from London to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
Explore the most affordable flight options available from London to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
This United Airlines deal was found by Cheapflights users on 1/20. 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 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 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 1/20. 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.
This Mytrip deal was found by Cheapflights users on 1/20. 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.
Find flights from London to Washington, D.C. within your budget
Customize your flight search to find flights from London to Washington, D.C. 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 January 21, 2025.
Fly from
Fly to
Route
Depart
Return
Price
LondonWashington, D.C.
YXU - DCA
YXUDCA
London
Sun 6/1
3:35 pm-7:53 pm
1 stop4h 18m
Washington, D.C. Reagan-National
Fri 6/6
7:00 am-2:58 pm
2 stops7h 58m
LondonWashington, D.C.
YXU - IAD
YXUIAD
London
Fri 3/7
3:25 pm-9:23 pm
1 stop5h 58m
Washington, D.C. Dulles Intl
Fri 3/14
6:00 am-2:50 pm
2 stops8h 50m
LondonBaltimore
YXU - BWI
YXUBWI
London
Fri 3/7
8:00 pm-12:32 am
3 stops28h 32m
Baltimore/Washington
Fri 3/14
8:27 pm-7:13 pm
3 stops46h 46m
LondonWashington, D.C.
YXU - IAD
YXUIAD
London
Fri 3/7
3:25 pm-7:15 pm
3 stops27h 50m
Washington, D.C. Dulles Intl
Fri 3/14
4:36 pm-3:35 pm
2 stops22h 59m
LondonWashington, D.C.
YXU - DCA
YXUDCA
London
Thu 3/6
3:25 pm-7:57 pm
1 stop4h 32m
LondonWashington, D.C.
YXU - DCA
YXUDCA
London
Sat 2/8
3:25 pm-7:57 pm
1 stop4h 32m
Compare providers for flights from London to Washington, D.C.
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Washington, D.C. in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on London, Ontario-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London, Ontario-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London, Ontario-Washington, D.C. flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London, Ontario-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London, Ontario-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from London to Washington, D.C.
Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from London with our price prediction graph.
Travel insights for flights from London to Washington, D.C.
Get recent, data-driven insights about flights from London to Washington, D.C. including ideal travel times, pricing trends, and more.
What is the cheapest month to book a flight from London, Ontario to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from London, Ontario to Washington, D.C. (average of $241). Flying from London, Ontario to Washington, D.C. in March is currently the most expensive (average of $290). 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.
Rainfall in Washington, D.C. by month
Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.
Temperature in Washington, D.C. by month
Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).
Reviews of airlines servicing Washington, D.C.
Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated January 21, 2025.
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.