Flights from London (LGW) to Washington (IAD)

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Cheapest Flights from London (LGW) to Washington (IAD)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Icelandair
Icelandair
Icelandair
Icelandair

London to Washington Flight Information

Find the Cheapest Flights from London (LGW) to Washington (IAD)

Work hard, travel harder! Wotif brings you the cheapest London to Washington flights, making it possible to have a five star holiday without that five star price tag. Browse and compare our top LGW to IAD routes and airport options. So, go ahead and treat yourself, your sweetheart, or the kids to an unforgettable holiday this year.

to Information

Traveling From
Gatwick
Origin Airport
Origin Airport IATA Code
LGW
Traveling To
Washington Dulles Intl.
Destination Airport
Destination Airport IATA Code
IAD
Number of Airlines Serving
Average Flight Time
hours mins
Direct Flight Time
hours mins
Flight Price
AU$1,462
Address:
1 Saarinen Circle
Dulles VA, 20166
United States
IATA code:
IAD
Longitude:
-77.447735
Latitude:
38.95315
Time zone:
America/New_York
Address:
London EN,
United Kingdom
IATA code:
LGW
Longitude:
-0.177416
Latitude:
51.150836
Time zone:
Europe/London

London to Washington Flight Deals from AU$1,462

Considering a quick trip to Washington, but not sure which is the best route for you? Well, you’re in luck! Wotif has done the hard work, so all you need to do is check out these flights from LGW to IAD. With heaps of cheap fares from London, we guarantee you’ll be arriving to your holiday destination in style without emptying your bank account in the process.

It’s easy to book flights to Washington from London  

For a huge choice of flights, simply enter your travel dates and hit search and we’ll hunt out fantastic deals on one-way, return and multi-city airfares to Washington from London from 10 different airlines. If you click the ‘direct flights’ box, you see flights that’ll get you to Washington in just hour(s) and mins, too.   

Snap up great deals on flights to Washington from London 

Choose from flights a day on average, with prices starting at AU$1,462 and rising to AU$1,856 depending on the cabin class, travel dates, and airline carrier. And if you’re up for a last-minute getaway, you can get great deals on flights from London to Washington today!  

Find cheap airfares to Washington from London 

Here are our insider tips for bagging a flight bargain: 

  • Look for midweek flights and late night, early morning arrival and departure times
  • Check out other airports near London and Washington
  • Avoid peak season (prices tend to be lower in July)
  • Be flexible with your travel dates and you can usually get cheaper options  

Reasons to book your flights to Washington from London with Wotif

Wotif is a super-easy way to find the best flight for you to Washington. Get more bang for your buck on flight and hotel or car rental combos and download the free Wotif app to tap into exclusive deals. Book now with Wotif and have a great flight!

 

Great places to stay after flight from London to Washington

Hyatt Regency Dulles
Hyatt Regency Dulles
4 out of 5
2300 Dulles Corner Blvd, Herndon, VA
The price is AU$182 per night from 7 Jun to 8 Jun
AU$182
includes taxes & fees
7 June - 8 June
Book a stay at this golf hotel in Herndon. Enjoy free WiFi, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful staff and the clean ...
8.8/10 Excellent! (1,281 reviews)
"This is my go-to place when in town. I love the pricing, and the staff is great. I always have good laughs at the bar with the bartenders, and the front desk always treats me well."

Reviewed on 21 May 2025

Hyatt Regency Dulles
Hyatt Place Herndon Dulles Airport East
Hyatt Place Herndon Dulles Airport East
3 out of 5
13711 Sayward Blvd, Herndon, VA
The price is AU$167 per night from 13 Jun to 14 Jun
AU$167
includes taxes & fees
13 June - 14 June
Stay at this 3-star business-friendly hotel in Herndon. Enjoy free breakfast, free WiFi, and a free airport shuttle. Our guests praise the breakfast and the ...
8.4/10 Very Good! (2,133 reviews)
"Nice place to stay"

Reviewed on 21 May 2025

Hyatt Place Herndon Dulles Airport East
Washington Dulles Airport Marriott
Washington Dulles Airport Marriott
4 out of 5
45020 Aviation Dr, Sterling, VA
The price is AU$264 per night from 25 May to 26 May
AU$264
includes taxes & fees
25 May - 26 May
Stay at this 4-star business-friendly hotel in Sterling. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8.2/10 Very Good! (1,001 reviews)
"Nice hotel, close to the airport. Front desk is polite and helpful. Restaurant is quite good. Rooms are in need of renovation."

Reviewed on 12 May 2025

Washington Dulles Airport Marriott
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

^Savings based on all package bookings made with Flight + Hotel on Wotif.com from , as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.