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Cheap First Class Flights from Washington, D.C. to London Heathrow Airport

WAS — LHR
Aug 19 — Aug 261
Wed 8/19
Wed 8/26
1 adult, First
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Essential info for First Class flights from Washington, D.C. to London Heathrow Airport

Find the latest flights to London Heathrow Airport in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data were last updated on July 20, 2026.

Top Rated Airline

American Airlines

No. of Airlines

4
Most popular airline to fly first class with to Heathrow in the past 7 days
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Airlines that offer first class options for this route
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Find First Class flight deals from Washington, D.C. to London Heathrow Airport

Cheapest first class flights to Heathrow
Explore the most affordable first class flight options available to Heathrow. Find the lowest fares based on data from user searches, with prices last updated on July 20, 2026.

This business-class.com deal was found by Cheapflights users on 7/16. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/189:30 pm
IAD
-
LHR
Nonstop7h 20m
British Airways
Tue 8/254:25 pm
LHR
-
IAD
Nonstop8h 15m
British Airways
Deal found 7/16$4,312
This Cheapflightsfares deal was found by Cheapflights users on 7/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/296:05 pm
IAD
-
LHR
Nonstop7h 10m
British Airways
Mon 1/412:15 pm
LHR
-
IAD
Nonstop8h 25m
British Airways
Deal found 7/20$5,307
This BusinessClass deal was found by Cheapflights users on 7/19. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/201:24 pm
IAD
-
LHR
1 stop12h 56m
British Airways
Wed 11/259:55 am
LHR
-
IAD
1 stop14h 39m
British Airways
Deal found 7/19$5,669
This Arangrant deal was found by Cheapflights users on 7/19. 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 Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:45 pm
DCA
-
LHR
1 stop18h 15m
British Airways
Wed 11/257:10 pm
LHR
-
DCA
1 stop17h 44m
British Airways
Deal found 7/19$5,670
This Cheapflightsfares deal was found by Cheapflights users on 7/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/56:05 pm
IAD
-
LHR
Nonstop7h 10m
British Airways
Sat 1/164:25 pm
LHR
-
IAD
Nonstop8h 30m
British Airways
Deal found 7/17$5,697
This AranGrant deal was found by Cheapflights users on 7/16. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/171:23 pm
IAD
-
LHR
1 stop12h 32m
British Airways
Tue 8/254:25 pm
LHR
-
IAD
Nonstop8h 15m
British Airways
Deal found 7/16$5,798

Travel insights for first class flights from Washington, D.C. to Heathrow

Get recent, data-driven insights about first class flights from Washington, D.C. to Heathrow including ideal travel times, pricing trends, and more.

Which airlines fly First Class between Washington, D.C. and London Heathrow Airport?

Only 1 airline flies First Class from Washington, D.C. to London Heathrow Airport: British Airways

Top first class airline flying to London Heathrow Airport

Explore the top four first class airlines operating flights to London Heathrow Airport. Find out more about these airlines and their offerings, including amenities, in-flight services, and customer reviews. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on July 20, 2026.
AirlineRatingFirst ClassPrice
British AirwaysPriceFrom $3,256First ClassRating
6.7
See reviews
6.9

Boarding

6.8

Comfort

7.7

Crew

6.5

Entertainment

6.4

Food

Reviews

1 / 10
The smooth transition from one plane to another 👌

Frequently Asked Questions about Washington, D.C. to London Heathrow Airport First Class flights

Find answers to common questions related to First Class tickets for flights to London Heathrow Airport. Get information on booking, amenities, upgrade options, and more. This FAQ section was last updated on July 20, 2026.

  • What's cheaper, flying business or first class?

    First class flights are more often than not more expensive than business class and that holds true for this route, where business class tickets cost $4,382 on average and first class tickets $6,836.

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