£364 Cheap Flights from London (LCY) to Washington (IAD)

View £364 flight on Fri, 6 Nov 2026Opens in a new window

Popular airlines from London City Airport (LCY) to Washington Dulles International Airport (IAD)

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Cheap Flights from London (LCY) to Washington (IAD)

Prices were available within the past 7 days and start at £364 for one-way flights and £453 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Wed, 13 Jan - Sun, 17 Jan
LCY
London
IAD
Washington
£453 Return, found 6 days ago
£453
Return
found 6 days ago
Select Swiss International Air Lines flight, departing Wed, 13 Jan from London to Washington, returning Sun, 17 Jan, priced at £453 found 6 days ago
Air Dolomiti
Thu, 14 Jan - Thu, 21 Jan
LCY
London
IAD
Washington
£459 Return, found 5 days ago
£459
Return
found 5 days ago
Select Air Dolomiti flight, departing Thu, 14 Jan from London to Washington, returning Thu, 21 Jan, priced at £459 found 5 days ago
Lufthansa
Thu, 14 Jan - Thu, 21 Jan
LCY
London
IAD
Washington
£461 Return, found 5 days ago
£461
Return
found 5 days ago
Select Lufthansa flight, departing Thu, 14 Jan from London to Washington, returning Thu, 21 Jan, priced at £461 found 5 days ago
British Airways
Thu, 3 Dec - Tue, 8 Dec
LCY
London
IAD
Washington
£464 Return, found 3 days ago
£464
Return
found 3 days ago
Select British Airways flight, departing Thu, 3 Dec from London to Washington, returning Tue, 8 Dec, priced at £464 found 3 days ago
Swiss International Air Lines
Wed, 22 Apr - Sun, 26 Apr
LCY
London
IAD
Washington
£466 Return, found 3 days ago
£466
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Wed, 22 Apr from London to Washington, returning Sun, 26 Apr, priced at £466 found 3 days ago
Swiss International Air Lines
Wed, 15 Apr - Wed, 6 May
LCY
London
IAD
Washington
£466 Return, found 1 hour ago
£466
Return
found 1 hour ago
Select Swiss International Air Lines flight, departing Wed, 15 Apr from London to Washington, returning Wed, 6 May, priced at £466 found 1 hour ago
Lufthansa
Wed, 29 Apr - Mon, 11 May
LCY
London
IAD
Washington
£468 Return, found 5 days ago
£468
Return
found 5 days ago
Select Lufthansa flight, departing Wed, 29 Apr from London to Washington, returning Mon, 11 May, priced at £468 found 5 days ago
British Airways
Thu, 3 Dec - Tue, 8 Dec
LCY
London
IAD
Washington
£473 Return, found 3 days ago
£473
Return
found 3 days ago
Select British Airways flight, departing Thu, 3 Dec from London to Washington, returning Tue, 8 Dec, priced at £473 found 3 days ago
Lufthansa
Wed, 13 May - Mon, 18 May
LCY
London
IAD
Washington
£474 Return, found 8 hours ago
£474
Return
found 8 hours ago
Select Lufthansa flight, departing Wed, 13 May from London to Washington, returning Mon, 18 May, priced at £474 found 8 hours ago
Iberia
Thu, 3 Dec - Tue, 8 Dec
LCY
London
IAD
Washington
£501 Return, found 3 days ago
£501
Return
found 3 days ago
Select Iberia flight, departing Thu, 3 Dec from London to Washington, returning Tue, 8 Dec, priced at £501 found 3 days 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 £726
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city centre36 min
Flights from £726

Frequently asked questions

How much is a flight from London City Airport (LCY) to Dulles Intl. Airport?
Round-trip flights between London City Airport and IAD start from £453. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book ASAP 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 City Airport (LCY) to Dulles Intl. Airport?
Each air carrier has a different set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from LCY to Washington Dulles Intl. Airport (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 London City Airport to Washington Dulles Intl. Airport (IAD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London City Airport to IAD?
With around 5,900 kilometres separating LCY and IAD, your flight will be a long one. Pack wisely and make your journey comfortable. Little things like a spare pair of socks and some noise-cancelling headphones can make the biggest difference.
Which airlines fly direct from London City Airport (LCY) to IAD?
Flying directly between LCY and Washington Dulles Intl. Airport (IAD) isn't possible at present. However, you'll still be able to find a flight to Chantilly with at least one stop.
Are London City Airport to IAD flight tickets cheaper when they're purchased at the last minute?
Tickets from London City Airport to Dulles Intl. Airport are available up to a year prior to departure on Expedia. And although you may occasionally score a fantastic last-minute deal, it's not something you should count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid landing the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so keep checking in for all the latest specials.

Travel information

Origin airport
London City
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, British Airways, Delta, ITA Airways, Iberia, KLM, Lufthansa, Swiss International Air Lines, Virgin Atlantic
Return price
£453
Distance
5898 km

Book with confidence

Compare flights from London to Washington easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Washington. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Washington Dulles Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from London City to Washington Dulles Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from London City (LCY) to Washington Dulles Intl. (IAD)

The easiest way to view the best deals on flights from London to Washington today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from London City to Washington Dulles Intl. start at just £453 and range up to £523.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Washington
  • booking your flight during January, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Washington flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from London City to Washington Dulles Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from London to Washington easily and book with confidence

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