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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

August
September
October
November
December
January
February
March
April

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

Virgin Atlantic Airways
Virgin Atlantic Airways

London

08:40

London Heathrow Airport [LHR]

Tue , 19 May 2026

11h 55m
ellipse
1 Stop

Washington

15:35

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$585
Delta Airlines
Delta Airlines

London

08:55

London Heathrow Airport [LHR]

Tue , 19 May 2026

12h 10m
ellipse
1 Stop

Washington

16:05

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$588
Iberia
Iberia

London

17:05

London Heathrow Airport [LHR]

Tue , 19 May 2026

08h 15m
ellipse
Non Stop

Washington

20:20

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$596
United Airlines
United Airlines

London

07:25

London Heathrow Airport [LHR]

Tue , 19 May 2026

12h 35m
ellipse
1 Stop

Washington

15:00

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$683
American Airlines
American Airlines

London

17:05

London Heathrow Airport [LHR]

Tue , 19 May 2026

08h 15m
ellipse
Non Stop

Washington

20:20

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$716
Air Canada
Air Canada

London

08:30

London Heathrow Airport [LHR]

Tue , 19 May 2026

10h 54m
ellipse
1 Stop

Washington

14:24

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$738
Finnair
Finnair

London

17:05

London Heathrow Airport [LHR]

Tue , 19 May 2026

08h 15m
ellipse
Non Stop

Washington

20:20

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$743
British Airways
British Airways

London

17:05

London Heathrow Airport [LHR]

Tue , 19 May 2026

08h 15m
ellipse
Non Stop

Washington

20:20

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$752
Aer Lingus
Aer Lingus

London

09:50

London Heathrow Airport [LHR]

Tue , 19 May 2026

10h 55m
ellipse
1 Stop

Washington

15:45

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$869
TAP Air Portugal
TAP Air Portugal

London

06:00

London Heathrow Airport [LHR]

Tue , 19 May 2026

14h 10m
ellipse
1 Stop

Washington

15:10

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$882
Brussels Airlines
Brussels Airlines

London

06:50

London Heathrow Airport [LHR]

Tue , 19 May 2026

11h 40m
ellipse
1 Stop

Washington

13:30

Washington Dulles International Airport [IAD]

Tue, 19 May 2026

$1206
ellipse

Early Morning Flight London to Washington

wallet
Cheapest Flight
Found
$882
group
Average Flight
Time
14h 10m
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Date/Time
19 May 2026
06:00 AM
plane
Airlines
TAP Air Portugal
Ellipse

Late Night Flight London to Washington

wallet
Cheapest Flight
Found
$596
group
Average Flight
Time
08h 15m
calendar
Date/Time
19 May 2026
17:05 PM
plane
Airlines
Iberia