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Washington To London Flights

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

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

calender

Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

August
September
October
November
December
January
February
March
April

August is by far the best month, wherein you can get cheapest flights for Washington to London. Meanwhile, 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.

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 Washington To London

Cheapest
Delta Airlines
Delta Airlines

IAD

12:20

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

16h 40m
ellipse
2 Stop

LGW

10:00

London

London Gatwick Airport

Tue, 26 Aug 2025

£301
ITA Airways
ITA Airways

IAD

16:30

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

13h 45m
ellipse
1 Stop

LGW

11:15

London

London Gatwick Airport

Tue, 26 Aug 2025

£351
Delta Airlines
Delta Airlines

IAD

13:00

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

16h 00m
ellipse
2 Stop

LGW

10:00

London

London Gatwick Airport

Tue, 26 Aug 2025

£407
Iberia
Iberia

IAD

16:35

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

22h 25m
ellipse
1 Stop

LGW

20:00

London

London Gatwick Airport

Tue, 26 Aug 2025

£432
Turkish Airlines
Turkish Airlines

IAD

13:30

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

18h 20m
ellipse
1 Stop

LGW

12:50

London

London Gatwick Airport

Tue, 26 Aug 2025

£499
Turkish Airlines
Turkish Airlines

IAD

13:30

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

15h 25m
ellipse
1 Stop

LGW

09:55

London

London Gatwick Airport

Tue, 26 Aug 2025

£689
Royal Air Maroc
Royal Air Maroc

IAD

21:05

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

13h 35m
ellipse
1 Stop

LGW

15:40

London

London Gatwick Airport

Tue, 26 Aug 2025

£908
TAP Air Portugal
TAP Air Portugal

IAD

22:20

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

12h 15m
ellipse
1 Stop

LGW

15:35

London

London Gatwick Airport

Tue, 26 Aug 2025

£1756
TAP Air Portugal
TAP Air Portugal

IAD

17:45

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

16h 50m
ellipse
1 Stop

LGW

15:35

London

London Gatwick Airport

Tue, 26 Aug 2025

£1992
KLM Royal Dutch Airlines
KLM Royal Dutch Airlines

IAD

12:13

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

16h 47m
ellipse
1 Stop

LGW

10:00

London

London Gatwick Airport

Tue, 26 Aug 2025

£4792
Iberia
Iberia

IAD

16:35

Washington

Washington Dulles International Airport

Mon , 25 Aug 2025

15h 00m
ellipse
2 Stop

LGW

12:35

London

London Gatwick Airport

Tue, 26 Aug 2025

£7348
ellipse

Early Morning Flight Washington to London

wallet
Cheapest Flight
Found
£4792
group
Average Flight
Time
16h 47m
calendra
Date/Time
25 Aug 2025
12:13 AM
plane
Airlines
KLM Royal Dutch Airlines
Ellipse

Late Night Flight Washington to London

wallet
Cheapest Flight
Found
£908
group
Average Flight
Time
13h 35m
calendar
Date/Time
25 Aug 2025
21:05 PM
plane
Airlines
Royal Air Maroc

Flights from Washington to London with Easemytrip

Flying from Washington to London 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 Washington to London is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Washington Dulles International Airport (IAD) and London Gatwick Airport (LGW). You can expect a flight distance of approximately 5931 km, and most direct services cover it in around 21:05.

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

Travel Overview: Washington to London

Flight Details Information
Route Distance 5931 km
Average Flight Time 21:05 hrs
Departure Airport Washington Dulles International Airport (IAD)
Arrival Airport London Gatwick Airport (LGW)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights NO
Common Airlines Delta Airlines, ITA Airways, Iberia, 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.

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FAQs about flights from Washington to London

Are there direct flights from Washington to London?

How early should I book?

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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?