Find cheap flights from Washington Dulles Airport to London City from $321
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to London City departing on 8/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Round-trip
1 adult
Economy
0 bags
Mon 6/3
Mon 6/10
Search hundreds of travel sites at once for deals on flights to London City
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to London, as well as popular online travel agencies
...and more
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to London, as well as popular online travel agencies
In the last 7 days travelers have searched 43,693,958 times on KAYAK, and here is why:
Save 22% or moreCompare multiple travel sites with one search.
Filter your dealsChoose cabin class, free Wi-Fi and more.
Bundle and saveSave money when you bundle your flight + hotel.
Cheap flight deals from Dulles Intl to London City (IAD-LCY)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to London City that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Flights from Dulles Intl to London City - Travel Insights & Trends
Get data-powered insights and trends into flights from Dulles Intl to London City to help you find the cheapest flights, the best time to fly and much more.
Which airlines provide the cheapest flights from Washington Dulles Airport to London City?
The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 3 days, ITA Airways offered the best one-way deal for that route, at $433. KAYAK users also found Washington Dulles Airport to London City round-trip flights on ITA Airways from $588 and on SWISS from $658.
Flight from Washington Dulles Airport to London City
When to book flights from Dulles Intl to London City
Are your dates flexible? Find out the best times to travel from Dulles Intl to London City based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
FAQs for booking Washington Dulles Airport to London City flights
What is the cheapest flight from Washington, D.C. Dulles Intl Airport to London City Airport?
In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to London City Airport was $321 for a one-way ticket and $588 for a round-trip.
Do I need a passport to fly between Washington Dulles Airport and London City?
Yes
Which aircraft models fly most regularly from Washington Dulles Airport to London City?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Washington Dulles Airport to London City?
SkyTeam, and Star Alliance are the airline alliances operating flights between Washington Dulles Airport and London City, with SkyTeam being the most commonly used for this route.
How does KAYAK find such low prices on flights from Washington Dulles Airport to London City?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to London City.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to London City?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London City from Washington Dulles Airport is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington Dulles Airport to London City?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London City with an airline and back to Washington Dulles Airport with another airline. Booking your flights between Washington Dulles Airport and LCY can sometimes prove cheaper using this method.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to London City?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London City from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
See more FAQs
Book cheap flights from Washington, D.C. to London
Recent one-way flight deals
Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to London found on KAYAK in the last 72 hours.
8/5Mon
2 stops
17h 40mIAD-LCY
$321
8/13Tue
2 stops
17h 55mIAD-LCY
$331
9/19Thu
1 stopITA Airways
18h 45mIAD-LCY
$433
9/10Tue
1 stopITA Airways
18h 45mIAD-LCY
$444
10/1Tue
1 stopSWISS
15h 40mIAD-LCY
$465
9/22Sun
1 stopSWISS
10h 45mIAD-LCY
$467
5/19Sun
1 stopKLM
9h 45mIAD-LCY
$508
5/20Mon
2 stopsLufthansa
15h 15mIAD-LCY
$528
5/16Thu
1 stopKLM
9h 45mIAD-LCY
$558
5/16Thu
1 stopLufthansa
10h 55mIAD-LCY
$567
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Last minute flights from Dulles Intl to London City
Last minute flight, train and bus deals
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to London that are departing in the next 10 days.