Cheap Flights from London (LGW) to Washington (IAD) from HK$5,448~

View HK$5,448 flight on Thu, 30 Oct 2025Opens in a new window

Popular airlines from Gatwick Airport (LGW) to Washington Dulles Intl. Airport (IAD)

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Find Cheap Flights from London (LGW) to Washington (IAD)

Prices were available within the past 7 days and start at HK$5,448 for one-way flights and HK$5,344 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Fri, 7 Nov - Mon, 10 Nov
LGW
London
IAD
Washington
HK$5,344 Return, found 1 day ago
HK$5,344
Return
found 1 day ago
Select TAP Portugal flight, departing Fri, 7 Nov from London to Washington, returning Mon, 10 Nov, priced at HK$5,344 found 1 day ago
Royal Air Maroc
Thu, 6 Nov - Fri, 7 Nov
LGW
London
IAD
Washington
HK$6,736 Return, found 1 day ago
HK$6,736
Return
found 1 day ago
Select Royal Air Maroc flight, departing Thu, 6 Nov from London to Washington, returning Fri, 7 Nov, priced at HK$6,736 found 1 day ago
Turkish Airlines
Sun, 9 Nov - Thu, 13 Nov
LGW
London
IAD
Washington
HK$7,054 Return, found 3 days ago
HK$7,054
Return
found 3 days ago
Select Turkish Airlines flight, departing Sun, 9 Nov from London to Washington, returning Thu, 13 Nov, priced at HK$7,054 found 3 days ago
Turkish Airlines
Sun, 9 Nov - Thu, 13 Nov
LGW
London
IAD
Washington
HK$7,301 Return, found 3 days ago
HK$7,301
Return
found 3 days ago
Select Turkish Airlines flight, departing Sun, 9 Nov from London to Washington, returning Thu, 13 Nov, priced at HK$7,301 found 3 days ago
Turkish Airlines
Sun, 9 Nov - Thu, 13 Nov
LGW
London
IAD
Washington
HK$7,634 Return, found 3 days ago
HK$7,634
Return
found 3 days ago
Select Turkish Airlines flight, departing Sun, 9 Nov from London to Washington, returning Thu, 13 Nov, priced at HK$7,634 found 3 days ago
Turkish Airlines
Sun, 9 Nov - Thu, 13 Nov
LGW
London
IAD
Washington
HK$7,902 Return, found 3 days ago
HK$7,902
Return
found 3 days ago
Select Turkish Airlines flight, departing Sun, 9 Nov from London to Washington, returning Thu, 13 Nov, priced at HK$7,902 found 3 days ago
Royal Air Maroc
Sat, 8 Nov - Thu, 13 Nov
LGW
London
IAD
Washington
HK$9,623 Return, found 3 days ago
HK$9,623
Return
found 3 days ago
Select Royal Air Maroc flight, departing Sat, 8 Nov from London to Washington, returning Thu, 13 Nov, priced at HK$9,623 found 3 days ago

Frequently asked questions

How much is a flight from LGW to Washington Dulles Intl. Airport (IAD)?
Round-trip flights from Gatwick Airport (LGW) to IAD start from HK$5,344. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book today so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London Gatwick to IAD?
The majority of flights can be canceled online, but whether you are charged a fee differs between airlines. If you do have to cancel your getaway, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from London Gatwick to IAD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LGW to Dulles Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London Gatwick to IAD?
The distance is around 5,900 kilometers, so pack your carry-on luggage with all the items you need to make the long journey comfortable. Not sure what to take on board your Gatwick to Chantilly flight? Earplugs, a sleep mask and a neck pillow are among the essentials.
Which airlines fly direct from LGW to Washington Dulles Intl. Airport (IAD)?
Flying directly between London Gatwick and IAD isn't possible at present. However, you'll still be able to book a flight to Chantilly with at least one stop.
Are London Gatwick to IAD flight tickets cheaper when they're purchased at the last minute?
Booking your trip from London Gatwick to IAD last minute could be your ticket to a great deal. However, it could end up costing a good deal more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

Travel information

Travel information

Origin airport
Gatwick
Destination airport
Washington Dulles Intl.
Return price
HK$5,344
Distance
5896 km

Book with confidence

Book with confidence

Flights from Gatwick to Chantilly

Book cheap flights from Gatwick (LGW) to Chantilly (IAD) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Gatwick (LGW) to Chantilly (IAD) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Gatwick (LGW) to Chantilly (IAD) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Chantilly flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Chantilly and things to do in Chantilly for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Chantilly more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Chantilly is HK$5,448 now!

 

Flights from Gatwick to Chantilly

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