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London To Washington Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

October
November
December
January
February
March
April
August
September

October is by far the best month, wherein you can get cheapest flights for London to Washington. Meanwhile, November is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

Things to know
arrow One Way Fare
October

October- During this month the footfall is less so, the flight is gradually inexpensive.

round Round Trip Fare
October

October - is the cheapest month to book round trip flights.

Cheaper Fare
£ 393

Cheapest Fare- Currently, this is the fare price based on the current demand.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From London To Washington

Cheapest
Air France
Air France

LHR

09:00

London

London Heathrow Airport

Fri , 31 Oct 2025

12h 35m
ellipse
1 Stop

IAD

17:35

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£509
Icelandair
Icelandair

LHR

12:15

London

London Heathrow Airport

Fri , 31 Oct 2025

11h 05m
ellipse
1 Stop

IAD

19:20

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£626
Scandinavian Airlines
Scandinavian Airlines

LHR

19:30

London

London Heathrow Airport

Fri , 31 Oct 2025

28h 20m
ellipse
1 Stop

IAD

19:50

Washington

Washington Dulles International Airport

Sat, 01 Nov 2025

£650
Turkish Airlines
Turkish Airlines

LHR

06:35

London

London Heathrow Airport

Fri , 31 Oct 2025

17h 40m
ellipse
1 Stop

IAD

20:15

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£651
TAP Air Portugal
TAP Air Portugal

LHR

12:25

London

London Heathrow Airport

Fri , 31 Oct 2025

13h 35m
ellipse
1 Stop

IAD

22:00

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£896
United Airlines
United Airlines

LHR

12:05

London

London Heathrow Airport

Fri , 31 Oct 2025

08h 30m
ellipse
Non Stop

IAD

16:35

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£925
Air Canada
Air Canada

LHR

13:00

London

London Heathrow Airport

Fri , 31 Oct 2025

11h 29m
ellipse
1 Stop

IAD

20:29

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£934
Lufthansa
Lufthansa

LHR

12:05

London

London Heathrow Airport

Fri , 31 Oct 2025

08h 30m
ellipse
Non Stop

IAD

16:35

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£942
Austrian Airlines
Austrian Airlines

LHR

12:05

London

London Heathrow Airport

Fri , 31 Oct 2025

08h 30m
ellipse
Non Stop

IAD

16:35

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£942
Brussels Airlines
Brussels Airlines

LHR

06:50

London

London Heathrow Airport

Fri , 31 Oct 2025

12h 45m
ellipse
1 Stop

IAD

15:35

Washington

Washington Dulles International Airport

Fri, 31 Oct 2025

£1105
Avianca
Avianca

LHR

21:40

London

London Heathrow Airport

Fri , 31 Oct 2025

20h 20m
ellipse
1 Stop

IAD

14:00

Washington

Washington Dulles International Airport

Sat, 01 Nov 2025

£1607
ellipse

Find the Lowest Airfare London to Washington

Cheapest Fares
Fare
Date
Airline
Departure
Lowest Airfare
£393
23 October 2025
TAP Air Portugal
10:35 AM
Cheapest Airfare Within 30 Days
£393
23 October 2025
TAP Air Portugal
10:35 AM
Cheapest Airfare Within 90 Days
£393
23 October 2025
TAP Air Portugal
10:35 AM
ellipse

Early Morning Flight London to Washington

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Cheapest Flight
Found
£651
group
Average Flight
Time
17h 40m
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Date/Time
31 Oct 2025
06:35 AM
plane
Airlines
Turkish Airlines
Ellipse

Late Night Flight London to Washington

wallet
Cheapest Flight
Found
£650
group
Average Flight
Time
28h 20m
calendar
Date/Time
31 Oct 2025
19:30 PM
plane
Airlines
Scandinavian Airlines

Flights from London to Washington with Easemytrip

Flying from London to Washington has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between London to Washington is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between London Heathrow Airport (LHR) and Washington Dulles International Airport (IAD). You can expect a flight distance of approximately 5901 km, and most direct services cover it in around 09:56.

Let’s take a closer look at everything you need to know before booking your flight from London to Washington.

Travel Overview: London to Washington

Flight Details Information
Route Distance 5901 km
Average Flight Time 09:56 hrs
Departure Airport London Heathrow Airport (LHR)
Arrival Airport Washington Dulles International Airport (IAD)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights YES
Common Airlines Air France, Icelandair, Scandinavian Airlines, Turkish Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from London to Washington

Are there direct flights from London to Washington?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?