NZ$1,034 Cheap Flights London to Washington (LHR-IAD)

View NZ$1,034 flight on Fri, 8 Jan 2027Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Washington Dulles International Airport (IAD)

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Cheap Flights from London (LHR) 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.

Delta
Mon, 15 Feb - Sun, 21 Feb
LHR
London
IAD
Washington
NZ$1,256 Return, found 4 days ago
NZ$1,256
Return
found 4 days ago
Select Delta flight, departing Mon, 15 Feb from London to Washington, returning Sun, 21 Feb, priced at NZ$1,256 found 4 days ago
Delta
Tue, 8 Sept - Tue, 15 Sept
LHR
London
IAD
Washington
NZ$1,267 Return, found 3 days ago
NZ$1,267
Return
found 3 days ago
Select Delta flight, departing Tue, 8 Sept from London to Washington, returning Tue, 15 Sept, priced at NZ$1,267 found 3 days ago
Delta
Mon, 15 Feb - Sun, 21 Feb
LHR
London
IAD
Washington
NZ$1,286 Return, found 4 days ago
NZ$1,286
Return
found 4 days ago
Select Delta flight, departing Mon, 15 Feb from London to Washington, returning Sun, 21 Feb, priced at NZ$1,286 found 4 days ago
Virgin Atlantic
Mon, 18 May - Mon, 25 May
LHR
London
IAD
Washington
NZ$1,328 Return, found 1 day ago
NZ$1,328
Return
found 1 day ago
Select Virgin Atlantic flight, departing Mon, 18 May from London to Washington, returning Mon, 25 May, priced at NZ$1,328 found 1 day ago
Finnair
Mon, 15 Feb - Sun, 21 Feb
LHR
London
IAD
Washington
NZ$1,349 Return, found 4 days ago
NZ$1,349
Return
found 4 days ago
Select Finnair flight, departing Mon, 15 Feb from London to Washington, returning Sun, 21 Feb, priced at NZ$1,349 found 4 days ago
KLM
Mon, 15 Feb - Sun, 21 Feb
LHR
London
IAD
Washington
NZ$1,353 Return, found 4 days ago
NZ$1,353
Return
found 4 days ago
Select KLM flight, departing Mon, 15 Feb from London to Washington, returning Sun, 21 Feb, priced at NZ$1,353 found 4 days ago
Iberia
Mon, 18 May - Mon, 25 May
LHR
London
IAD
Washington
NZ$1,363 Return, found 1 day ago
NZ$1,363
Return
found 1 day ago
Select Iberia flight, departing Mon, 18 May from London to Washington, returning Mon, 25 May, priced at NZ$1,363 found 1 day ago
TAP Portugal
Fri, 11 Sept - Sun, 13 Sept
LHR
London
IAD
Washington
NZ$1,380 Return, found 3 days ago
NZ$1,380
Return
found 3 days ago
Select TAP Portugal flight, departing Fri, 11 Sept from London to Washington, returning Sun, 13 Sept, priced at NZ$1,380 found 3 days ago
Scandinavian Airlines
Fri, 19 June - Mon, 7 Sept
LHR
London
IAD
Washington
NZ$1,395 Return, found 3 days ago
NZ$1,395
Return
found 3 days ago
Select Scandinavian Airlines flight, departing Fri, 19 June from London to Washington, returning Mon, 7 Sept, priced at NZ$1,395 found 3 days ago
Air Canada
Mon, 18 May - Mon, 25 May
LHR
London
IAD
Washington
NZ$1,451 Return, found 1 day ago
NZ$1,451
Return
found 1 day ago
Select Air Canada flight, departing Mon, 18 May from London to Washington, returning Mon, 25 May, priced at NZ$1,451 found 1 day ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city centre is 36 minutes. Flights from NZ$1,291
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city centre36 min
Flights from NZ$1,291

Frequently asked questions

How much is a flight from Heathrow Airport (LHR) to Washington Dulles Intl. Airport (IAD)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey between London Heathrow and Dulles Intl. Airport was NZ$1,256. Fares this cheap don't wait forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LHR to Dulles Intl. Airport?
This can differ from airline to airline, as each has its own terms and conditions. Visit the Customer Service Portal, where you'll find easy instructions on how to cancel your flight online.
How do I find cheap flights from London Heathrow 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 Heathrow Airport to Dulles Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport (LHR) to Dulles Intl. Airport?
With around 5 900 kilometres separating Heathrow Airport and IAD, your flight will be a long one. Pack wisely to make your time on board comfortable. Simple things like warm clothes and some noise-cancelling headphones can make the biggest difference.
Which airlines fly direct from LHR to Dulles Intl. Airport?
United Airlines (UA) is a popular choice. It offers 60 flights between LHR and Washington Dulles Intl. Airport (IAD) each month. You could also have a look at the airfares with British Airways (BA). This airline operates 60 flights every month between Hounslow and Chantilly.
Are London Heathrow to IAD flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so not always. While last-minute deals between LHR and Washington Dulles Intl. Airport (IAD) are of course possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some air carriers publish their prices up to a year ahead of the departure date. Expedia is constantly updating the best bargains around, so check back often and be ready to grab your seat when fare prices drop.

Travel information

Origin airport
Heathrow
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Return price
NZ$1,256
Distance
5866 km
Average flight time
3 hours 11 mins

Book with confidence

Perfect flights from London to Washington

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Washington. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Washington Dulles Intl. ticket options cater to your travel preferences, with incredible one-way fares from NZ$1,034 and roundtrip prices from NZ$1,256. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
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Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Washington.
Perfect flights from London to Washington

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