Cheap Flights from London to Washington D.C., DC from $380

Return flight: Washington D.C. – London
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On Cheapflightsplus.com you will find 1 direct and 1 connecting flights from London to Washington D.C.. You can compare airfare deals from 2 airlines and multiple travel sites from $380, book and save on cheap plane tickets and last minute offers. Also check out LON-WAS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip London to Washington D.C. Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $380 (one-way), $652 (round-trip).
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Best Flights from London to Washington D.C. Today

Take a look at the list of non stop flights and flights with layovers from London to Washington D.C. with the lowest price of $380. The fastest direct flight takes 8h 40m and the fastest connecting – 11h 30m.
Price Departure Arrival Flight Duration Airline Flight
from $1471
Find flight
12:25
London
Heathrow
 16:05
Washington D.C.
Dulles International
 8h 40m Virgin Atlantic Airways
VS21
from $380
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11:55
London
Gatwick
 18:25
Washington D.C.
Dulles International
 11h 30m
layover
1h 30m - Reykjavik
 Icelandair
FI471
FI645
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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on February 23, 2025
Full flight schedule will help you in detecting at what time planes fly from London to Washington D.C.. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
12:25 — 16:05
12:25 — 16:05 VS21 Virgin Atlantic Airways
London — Washington D.C.
8h 40m
Find flight
from$1471
11:55 — 18:25
11:50 — 15:10 FI471 Icelandair
London — Reykjavik
1h 30m stop
16:50 — 18:25 FI645 Icelandair
Reykjavik — Washington D.C.
11h 30m
including layover
Find flight
from$380
*Departure and arrival times - local. Updated on February 23, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from London to Washington D.C. depends on and how to choose the most interesting flight option for you.

Distance between London and Washington D.C. is 5899 miles. Time difference between the cities is 5h. Airplanes depart 11:55 to 12:25 from 10 London airports and arrive 11:55 to 12:25 to 2 Washington D.C. airports. Average flight time is 8h 40m.

  • The fastest flight 8h 40m
  • Average flight time 8h 40m
  • The earliest flight 11:55
  • The latest flight 12:25
  • Distance 3666 ml

The cheapest months to travel to Washington D.C. are february (from 380 $), january (from 564 $), november (from 595 $).

The most expensive months are december (from 638 $), november (from 595 $), january (from 564 $).

What is the lowest airfare London to Washington D.C.?

The cheapest plane ticket found by our users is $380. This airfare is for economy class on one-way FI471 flight by Icelandair for February 25, 2025 which leaves Gatwick in London at 11:55 am and arrives at Washington D.C. Dulles International at 18:25.

Economy class
$380
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Business class
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First class
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Popular Airlines on the Route

The flight London — Washington D.C. is served by 2 regular airlines . Most of the flights on this route are operated by Virgin Atlantic Airways - 1 departures per week at the price of from $ 1471 . And the most expensive tickets are offered by Virgin Atlantic Airways airline - from $ 1471.

Direct flights

There are 1 nonstop flights on the route. The fastest direct flight is VS21 by Virgin Atlantic Airways takes 8h 40m and the cheapest is FI471 by Icelandair for $1471.

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Connecting Flights

There are 1 flights with layovers on the route. The fastest connecting flight is FI471 by Icelandair takes 11h 30m and the cheapest is FI471 by Icelandair for $380.

  • FI - Icelandair
    from $380
    Find
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Airports

You can fly from London to Washington D.C. from 10 airports (London City, London-Waterloo, Heathrow, Luton, British Rail Terminal, London Biggin Hill, Stansted, Gatwick, Ebbsfleet International Rail St, Stratford International Rail St).

London airports

  • London City-LCY
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  • London-Waterloo-QQW
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  • Heathrow-LHR
    from $1471
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  • Luton-LTN
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  • British Rail Terminal-ZLX
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  • London Biggin Hill-BQH
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  • Stansted-STN
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  • Gatwick-LGW
    from $380
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  • Ebbsfleet International Rail St-XQE
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  • Stratford International Rail St-XOF
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Washington D.C. airports

  • Dulles International-IAD
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  • Ronald Reagan-DCA
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Airplanes

There are flights to Washington D.C. from London by 2 airlines that use 2 aircraft brands. They range from huge modern airplanes to small-sized.

  • Boeing 757-200 (winglets)
    from $380
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  • Airbus A330-300
    from $1 471
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Top International Destinations from London

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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