Cheap Flights from Washington D.C., DC to London from $470

Return flight: London – Washington D.C.
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On Cheapflightsplus.com you will find 2 direct and 2 connecting flights from Washington D.C. to London. You can compare airfare deals from 2 airlines and multiple travel sites from $470, book and save on cheap plane tickets and last minute offers. Also check out WAS-LON flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Washington D.C. to London 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: $470 (one-way), $806 (round-trip).
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Best Flights from Washington D.C. to London Today

Take a look at the list of non stop flights and flights with layovers from Washington D.C. to London with the lowest price of $470. The fastest direct flight takes 7h 10m and the fastest connecting – 11h 40m.
Price Departure Arrival Flight Duration Airline Flight
from $470
Find flight
18:30
Washington D.C.
Dulles International
 06:40+1 день
London
Heathrow
 7h 10m Lufthansa
LH9259
from $489
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18:30
Washington D.C.
Dulles International
 06:40+1 день
London
Heathrow
 7h 10m Austrian Airlines
OS7806
from $504
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22:05
Washington D.C.
Dulles International
 14:45+1 день
London
Heathrow
 11h 40m
layover
2h 10m - Frankfurt
 Lufthansa
LH9253
LH908
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 15, 2025
Full flight schedule will help you in detecting at what time planes fly from Washington D.C. to London. 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
18:30 — 06:40
+1 day
18:30 — 06:40 LH9259 Lufthansa
Washington D.C. — London
7h 10m
Find flight
from$470
18:30 — 06:40
+1 day
18:30 — 06:40 OS7806 Austrian Airlines
Washington D.C. — London
7h 10m
Find flight
from$489
22:05 — 14:45
+1 day
22:00 — 11:50 LH9253 Lufthansa
Washington D.C. — Frankfurt
2h 10m stop
14:00 — 14:45 LH908 Lufthansa
Frankfurt — London
11h 40m
including layover
Find flight
from$504
22:05 — 16:45
+1 day
22:00 — 11:50 LH9253 Lufthansa
Washington D.C. — Frankfurt
4h 10m stop
16:00 — 16:45 LH914 Lufthansa
Frankfurt — London
13h 40m
including layover
Find flight
from$504
*Departure and arrival times - local. Updated on May 15, 2025

Flight Information

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

Distance between Washington D.C. and London is 5899 miles. Time difference between the cities is 5h. Airplanes depart 18:30 to 22:05 from 2 Washington D.C. airports and arrive 18:30 to 22:05 to 10 London airports. Average flight time is 7h 10m.

  • The fastest flight 7h 10m
  • Average flight time 7h 10m
  • The earliest flight 18:30
  • The latest flight 22:05
  • Distance 3666 ml

The cheapest months to travel to London are may (from 470 $), november (from 591 $), january (from 626 $).

The most expensive months are december (from 800 $), february (from 687 $), january (from 626 $).

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

The cheapest plane ticket found by our users is $470. This airfare is for economy class on one-way LH9259 flight by Lufthansa for May 22, 2025 which leaves Dulles International in Washington D.C. at 18:30 am and arrives at London Heathrow at 06:40.

Economy class
$470
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Business class
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First class
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Popular Airlines on the Route

The flight Washington D.C. — London is served by 2 regular airlines . Most of the flights on this route are operated by Austrian Airlines - 1 departures per week at the price of from $ 489 . And the most expensive tickets are offered by Lufthansa airline - from $ 504.

Direct flights

There are 2 nonstop flights on the route. The fastest direct flight is LH9259 by Lufthansa takes 7h 10m and the cheapest is LH9259 by Lufthansa for $470.

  • OS - Austrian Airlines
    from $489
    Find
  • LH - Lufthansa
    from $470
    Find
See more direct flights

Connecting Flights

There are 2 flights with layovers on the route. The fastest connecting flight is LH9253 by Lufthansa takes 11h 40m and the cheapest is LH9259 by Lufthansa for $504.

  • LH - Lufthansa
    from $504
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See more connecting flights

Airports

You can fly from Washington D.C. to London from 2 airports (Dulles International, Ronald Reagan).

Washington D.C. airports

  • Dulles International-IAD
    from $470
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  • Ronald Reagan-DCA
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London airports

  • London City-LCY
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  • London-Waterloo-QQW
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  • Heathrow-LHR
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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
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  • Ebbsfleet International Rail St-XQE
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  • Stratford International Rail St-XOF
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Airplanes

There are flights to London from Washington D.C. by 2 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Washington D.C.

You may also consider searching for discounted plane tickets to some other popular places from Washington D.C. within United States.

Top International Destinations from Washington D.C.

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.

    To find a plane ticket, please select dates.

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