Cheap Flights from Washington (IAD) to London (LHR) from HK$3,132~

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

Prices were available within the past 7 days and start at HK$3,132 for one-way flights and HK$6,322 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Friday, 22 Nov - Saturday, 30 Nov
IAD
Washington
LHR
London
HK$6,322 Return, found 1 day ago
HK$6,322
Return
found 1 day ago
Select United flight, departing Friday, 22 Nov from Washington to London, returning Saturday, 30 Nov, priced at HK$6,322 found 1 day ago
United
Friday, 22 Nov - Saturday, 30 Nov
IAD
Washington
LHR
London
HK$6,342 Return, found 1 day ago
HK$6,342
Return
found 1 day ago
Select United flight, departing Friday, 22 Nov from Washington to London, returning Saturday, 30 Nov, priced at HK$6,342 found 1 day ago
United
Monday, 5 Aug - Wednesday, 14 Aug
IAD
Washington
LHR
London
HK$6,397 Return, found 4 days ago
HK$6,397
Return
found 4 days ago
Select United flight, departing Monday, 5 Aug from Washington to London, returning Wednesday, 14 Aug, priced at HK$6,397 found 4 days ago
United
Monday, 5 Aug - Wednesday, 14 Aug
IAD
Washington
LHR
London
HK$6,443 Return, found 4 days ago
HK$6,443
Return
found 4 days ago
Select United flight, departing Monday, 5 Aug from Washington to London, returning Wednesday, 14 Aug, priced at HK$6,443 found 4 days ago
Air Canada
Friday, 22 Nov - Saturday, 30 Nov
IAD
Washington
LHR
London
HK$6,471 Return, found 1 day ago
HK$6,471
Return
found 1 day ago
Select Air Canada flight, departing Friday, 22 Nov from Washington to London, returning Saturday, 30 Nov, priced at HK$6,471 found 1 day ago
United
Friday, 22 Nov - Saturday, 30 Nov
IAD
Washington
LHR
London
HK$6,483 Return, found 1 day ago
HK$6,483
Return
found 1 day ago
Select United flight, departing Friday, 22 Nov from Washington to London, returning Saturday, 30 Nov, priced at HK$6,483 found 1 day ago
Delta
Monday, 5 Aug - Wednesday, 14 Aug
IAD
Washington
LHR
London
HK$6,518 Return, found 4 days ago
HK$6,518
Return
found 4 days ago
Select Delta flight, departing Monday, 5 Aug from Washington to London, returning Wednesday, 14 Aug, priced at HK$6,518 found 4 days ago
Virgin Atlantic
Monday, 5 Aug - Wednesday, 14 Aug
IAD
Washington
LHR
London
HK$6,518 Return, found 4 days ago
HK$6,518
Return
found 4 days ago
Select Virgin Atlantic flight, departing Monday, 5 Aug from Washington to London, returning Wednesday, 14 Aug, priced at HK$6,518 found 4 days ago
Turkish Airlines
Tuesday, 12 Nov - Saturday, 16 Nov
IAD
Washington
LHR
London
HK$6,553 Return, found 5 days ago
HK$6,553
Return
found 5 days ago
Select Turkish Airlines flight, departing Tuesday, 12 Nov from Washington to London, returning Saturday, 16 Nov, priced at HK$6,553 found 5 days ago
Austrian Airlines
Friday, 22 Nov - Saturday, 30 Nov
IAD
Washington
LHR
London
HK$6,688 Return, found 1 day ago
HK$6,688
Return
found 1 day ago
Select Austrian Airlines flight, departing Friday, 22 Nov from Washington to London, returning Saturday, 30 Nov, priced at HK$6,688 found 1 day ago
Washington to London route information
Origin airport
Washington Dulles Intl.
Destination airport
Heathrow
Return price
HK$6,322
Distance
5866 km

Flights from Chantilly to London

Book cheap flights from Chantilly (IAD) to London (LHR) 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 Chantilly (IAD) to London (LHR) 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 Chantilly (IAD) to London (LHR) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

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Frequently asked questions

How much is a flight from Washington Dulles Intl. Airport (IAD) to Heathrow Airport (LHR)?
Start packing your suitcase, because round-trip journeys from IAD to London Heathrow start from HK$6,322. That’s based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to Heathrow Airport?
We understand that things come up unexpectedly, so we’ve made it as easy as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Dulles Intl. Airport to Heathrow Airport (LHR) 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 IAD to Heathrow Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Dulles Intl. Airport to LHR?
You’ll have 5,900 kilometers to cover on the long-haul Chantilly to Hounslow route. Dress in layers of comfortable clothes and consider taking a sleep mask and earplugs.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Heathrow Airport?
With 60 flights a month from Dulles Intl. Airport to LHR, United Airlines (UA) is an excellent choice. Another carrier operating on this route is British Airways (BA). You’ll have 60 flights every month to choose from.
Are IAD to LHR flight tickets cheaper when they're purchased at the last minute?
Booking your trip from IAD to London Heathrow at the last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you’d prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred carrier hasn’t released tickets yet, check back regularly as deals are updated on Expedia all the time.
*Available to Expedia members.