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IAD - LCY

$349 Find cheap flights from Washington Dulles Airport to London City

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 7/9. 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.
1 adult
0 bags
sáb. 6/29
sáb. 7/6

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
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 42,686,544 times on KAYAK, and here is why:

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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.
Choose your dates
4:30 pm - 10:05 amIAD-LCY
12h 35m1 stop
4:50 pm - 2:40 pmLCY-IAD
26h 50m1 stop
$586ITA Airways
Find Deal
mar., sep. 3 - mar., sep. 10
4:30 pm - 4:15 pmIAD-LCY
18h 45m1 stop
8:30 am - 2:40 pmLCY-IAD
35h 10m1 stop
$599ITA Airways
Find Deal
lun., sep. 2 - lun., sep. 9
8:45 pm - 12:30 pmIAD-LCY
10h 45m1 stop
5:45 pm - 5:35 pmLCY-IAD
27h 50m1 stop
$622SWISS
Find Deal
mié., oct. 23 - lun., oct. 28
8:45 pm - 12:30 pmIAD-LCY
10h 45m1 stop
9:25 am - 4:15 pmLCY-IAD
11h 50m1 stop
$642SWISS
Find Deal
mié., oct. 16 - mar., oct. 22
5:50 pm - 8:50 amIAD-LCY
10h 00m1 stop
10:00 am - 4:00 pmLCY-IAD
11h 00m1 stop
$646KLM
Find Deal
mar., oct. 8 - mié., oct. 16
5:35 pm - 8:10 amIAD-LCY
9h 35m1 stop
10:00 am - 3:45 pmLCY-IAD
10h 45m1 stop
$647KLM
Find Deal
mié., nov. 6 - mié., nov. 13
8:45 pm - 12:50 pmIAD-LCY
11h 05m1 stop
6:15 pm - 3:03 pmLCY-IAD
25h 48m2 stops
mar., nov. 12 - lun., nov. 18
3:20 pm - 7:15 amIAD-LCY
10h 55m1 stop
9:15 am - 4:05 pmLCY-IAD
11h 50m1 stop
$654Lufthansa
Find Deal
mié., oct. 2 - mar., oct. 8
4:30 pm - 4:15 pmIAD-LCY
18h 45m1 stop
4:50 pm - 5:16 pmLCY-IAD
29h 26m2 stops
lun., jul. 8 - mié., jul. 17
5:50 pm - 4:40 pmIAD-LCY
17h 50m1 stop
6:15 pm - 3:50 pmLCY-IAD
26h 35m1 stop
$707Lufthansa
Find Deal
lun., nov. 25 - lun., dic. 2

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, British Airways offered the best one-way deal for that route, at $423. KAYAK users also found Washington Dulles Airport to London City round-trip flights on ITA Airways from $586 and on SWISS from $622.

Good to know

Low season

April

High season

June

Cheapest flight

$349
Best time to beat the crowds with an average 32% drop in price.
Most popular time to fly with an average 2% increase in price.
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 $349 for a one-way ticket and $586 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?

    oneworld, 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.
7/9mar.
2 stops
21h 45mIAD-LCY
$349
7/8lun.
2 stops
21h 45mIAD-LCY
$357
11/4lun.
1 stopBritish Airways
10h 50mIAD-LCY
$423
9/22dom.
1 stopBritish Airways
12h 05mIAD-LCY
$424
10/9mié.
1 stopITA Airways
13h 30mIAD-LCY
$434
11/18lun.
1 stopITA Airways
13h 20mIAD-LCY
$435
10/8mar.
1 stopSWISS
10h 45mIAD-LCY
$447
11/20mié.
1 stopKLM
10h 15mIAD-LCY
$459
8/5lun.
1 stopSWISS
10h 45mIAD-LCY
$512
8/15jue.
1 stopKLM
10h 25mIAD-LCY
$559

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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.
6/3lun.
multi-stopITA Airways
18h 45mIAD-LCY
6/17lun.
multi-stopITA Airways
26h 50mLCY-IAD
$642
6/4mar.
multi-stopITA Airways
12h 35mIAD-LCY
6/11mar.
multi-stopITA Airways
35h 10mLCY-IAD
$671
6/2dom.
multi-stopSWISS
10h 45mIAD-LCY
6/4mar.
multi-stopSWISS
13h 10mLCY-IAD
$1,227
6/1sáb.
multi-stopSWISS
12h 00mIAD-LCY
6/11mar.
multi-stopSWISS
13h 10mLCY-IAD
$1,234
5/31vie.
multi-stop
12h 35mIAD-LCY
6/3lun.
multi-stop
29h 30mLCY-IAD
$1,246
5/31vie.
multi-stop
12h 35mIAD-LCY
6/10lun.
multi-stop
29h 37mLCY-IAD
$1,328
5/31vie.
multi-stopKLM
11h 05mIAD-LCY
6/8sáb.
multi-stopKLM
11h 00mLCY-IAD
$1,335
6/1sáb.
multi-stopVirgin Atlantic
14h 25mIAD-LCY
6/10lun.
multi-stopVirgin Atlantic
11h 15mLCY-IAD
$1,350
6/2dom.
multi-stopKLM
11h 05mIAD-LCY
6/7vie.
multi-stopKLM
10h 35mLCY-IAD
$2,496
5/31vie.
multi-stopVirgin Atlantic
9h 45mIAD-LCY
6/3lun.
multi-stopVirgin Atlantic
11h 15mLCY-IAD
$8,350

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Washington Dulles Airport - London City Flights

Departure:

Washington Dulles Airport (IAD)United States

Destination:

London City (LCY)United Kingdom

Return flight deals:

London City - Washington Dulles Airport

Cabin classes: