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United Airlines flights from Washington, D.C. to London Heathrow Airport (WAS - LHR)

WAS — LHR
Jun 3 — Jun 101
From?
To?
Mon 6/3
Mon 6/10
1 adult, Economy
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Cheapflights users flying from Washington, D.C. to London on United Airlines typically fly into London Heathrow and depart from Washington, D.C. Dulles Intl. Select your dates above for pricing.

United Airlines flights from Washington, D.C. to Heathrow in 2024

Find detailed information about United Airlines flights from Washington, D.C. to Heathrow. Explore the options provided by United Airlines to plan your journey from Washington, D.C. to Heathrow. Data last updated May 29, 2024.

Popular in

June

Cheapest in

November

Average price (all airlines)

$842

One-way from

$409

Round-trip from

$571
Highest demand for flights from Washington, D.C. to London Heathrow; 19% potential price increase.
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Best time to find cheap flights from Washington, D.C. to London Heathrow; 3% potential price drop.
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Average price for all Washington, D.C. to London Heathrow flights (one-way and round-trip).
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Cheapest one-way United Airlines flight from Washington, D.C. to London Heathrow
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Cheapest round-trip United Airlines flight from Washington, D.C. to London
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  • Can I get a flight from Washington, D.C. to London Heathrow Airport on United Airlines for under $900?

    Cheapflights users have found 17 United Airlines flights for under $900 on the WAS-LHR route. Prices on flights to London Heathrow Airport from Washington, D.C. can vary based on many factors including dates. To look at price based on your preferred dates, click here.

  • How do most travelers feel about United Airlines?

    The average rating from 29 United Airlines reviews by Cheapflights users is 6.8 (out of a maximum rating of 10). If you are considering flying WAS-LHR with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to London Heathrow Airport with United Airlines.

Cheapest United Airlines flights from Washington, D.C. to Heathrow

Discover the cheapest flight options specifically offered by United Airlines for travel from Washington, D.C. to Heathrow. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,696,634 searches. The data was last updated on May 29, 2024.
Wed 6/2610:25 pmIAD - LHR
Nonstop7h 15mUnited Airlines
Wed 8/2812:15 pmLHR - IAD
Nonstop8h 05mUnited Airlines
Deal found 5/28$825
Pick Dates
Tue 6/116:30 pmIAD - LHR
Nonstop7h 15mUnited Airlines
Thu 6/208:40 amLHR - IAD
1 stop12h 35mUnited Airlines
Deal found 5/28$843
Pick Dates
Wed 6/266:30 pmIAD - LHR
Nonstop7h 15mUnited Airlines
Thu 8/2212:15 pmLHR - IAD
Nonstop8h 05mUnited Airlines
Deal found 5/28$860
Pick Dates

Direct flights from Washington, D.C. to Heathrow on United Airlines

Discover the cheapest flight options specifically offered by United Airlines for travel from Washington, D.C. to Heathrow. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,696,634 searches. The data was last updated on May 29, 2024.
Wed 9/2510:25 pmIAD - LHR
Nonstop7h 15mUnited Airlines
Fri 10/412:15 pmLHR - IAD
Nonstop8h 15mUnited Airlines
Deal found 5/28$588
Pick Dates
Sun 9/86:30 pmIAD - LHR
Nonstop7h 15mUnited Airlines
Fri 10/1112:15 pmLHR - IAD
Nonstop8h 15mUnited Airlines
Deal found 5/28$623
Pick Dates
Wed 8/146:30 pmIAD - LHR
Nonstop7h 15mUnited Airlines
Tue 9/34:40 pmLHR - IAD
Nonstop8h 15mUnited Airlines
Deal found 5/28$638
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Last minute deals on Cheapflights

Explore last-minute flight deals on United Airlines for various destinations, including Washington, D.C. to Heathrow. Discover attractive deals on flights departing soon. Keep an eye on the latest last-minute deals to find great opportunities for spontaneous travel. Please note that prices are subject to change and availability may vary. Data last updated May 29, 2024 and based on user searches. In the last 7 days, Cheapflights users made a total of 2,696,634 searches.
Fri 6/78:45 pmIAD - LHR
1 stop14h 35mUnited Airlines
Sun 6/99:00 amLHR - IAD
1 stop15h 25mUnited Airlines
Deal found 5/28$1,093
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Fri 6/710:25 pmIAD - LHR
Nonstop7h 15mUnited Airlines
Tue 6/184:40 pmLHR - IAD
Nonstop8h 05mUnited Airlines
Deal found 5/28$1,128
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Fri 6/78:24 amIAD - LHR
1 stop16h 31mUnited Airlines
Wed 6/126:50 amLHR - IAD
2 stops14h 34mUnited Airlines
Deal found 5/28$1,134
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One-way United Airlines flights to Heathrow from Washington, D.C.

Search for one-way flight options from Washington, D.C. to Heathrow specifically provided by United Airlines. Find affordable one-way fares from United Airlines and compare prices with other airlines. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 2,696,634 searches. The data was last updated on May 29, 2024.
Mon 11/1810:00 pmIAD - LHR
Nonstop7h 25mUnited Airlines
Deal found 5/28$409
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Tue 10/2910:45 amBWI - LHR
2 stops17h 40mUnited Airlines
Deal found 5/27$410
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Tue 10/299:00 amIAD - LHR
2 stops18h 10mUnited Airlines
Deal found 5/28$413
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Best time to book a flight from Washington, D.C. to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Washington, D.C. 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.

Temperature and rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature and rainfall totals by month.

LON

Temperature

39.2 - 62.6 °F

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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Fly from Washington, D.C. to Heathrow on another airline
Consider alternative airlines that service the Heathrow area. Flight routes are based on user searches made on Cheapflights and were last updated on May 29, 2024.

British Airways flights from Washington, D.C. to London Heathrow
American Airlines flights from Washington, D.C. to London Heathrow

See what others are saying about United Airlines

Read reviews and see what other travelers are saying about their experiences with United Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing United Airlines for your next flight. Reviews last updated May 29, 2024.
United Airlines
7.4
Good
10,799 reviews
Check prices
Overview

Food

6.7

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.2
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