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IAD - LCY

$337 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 7/29. 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
jue. 6/27
jue. 7/4

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 42,816,550 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
$596ITA Airways
Find Deal
mar., sep. 3 - mar., sep. 17
4:30 pm - 10:05 amIAD-LCY
12h 35m1 stop
4:50 pm - 2:40 pmLCY-IAD
26h 50m1 stop
$602ITA Airways
Find Deal
jue., ago. 22 - mar., sep. 3
8:45 pm - 12:50 pmIAD-LCY
11h 05m1 stop
8:10 am - 4:35 pmLCY-IAD
13h 25m1 stop
$621SWISS
Find Deal
mar., nov. 5 - mar., nov. 19
8:45 pm - 8:50 amIAD-LCY
31h 05m1 stop
5:45 pm - 5:35 pmLCY-IAD
27h 50m1 stop
$622SWISS
Find Deal
mié., oct. 23 - lun., oct. 28
5:50 pm - 8:50 amIAD-LCY
10h 00m1 stop
10:00 am - 4:00 pmLCY-IAD
11h 00m1 stop
$645KLM
Find Deal
mar., sep. 24 - mar., oct. 8
5:25 pm - 8:50 amIAD-LCY
10h 25m1 stop
10:00 am - 4:00 pmLCY-IAD
11h 00m1 stop
$680KLM
Find Deal
dom., ago. 18 - mar., sep. 17
6:00 pm - 4:25 pmIAD-LCY
17h 25m1 stop
7:10 pm - 1:30 pmLCY-IAD
23h 20m1 stop
$687Lufthansa
Find Deal
lun., sep. 23 - lun., sep. 30
3:20 pm - 7:15 amIAD-LCY
10h 55m1 stop
9:15 am - 4:05 pmLCY-IAD
11h 50m1 stop
$699Lufthansa
Find Deal
mié., sep. 18 - jue., sep. 26
6:30 am - 8:40 amIAD-LCY
21h 10m2 stops
9:15 am - 8:29 pmLCY-IAD
16h 14m2 stops
lun., ago. 19 - mar., ago. 27
4:30 pm - 10:05 amIAD-LCY
12h 35m1 stop
4:50 pm - 5:27 pmLCY-IAD
29h 37m2 stops
lun., jun. 10 - mar., jun. 18

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 $436. KAYAK users also found Washington Dulles Airport to London City round-trip flights on ITA Airways from $596 and on SWISS from $621.

Good to know

Low season

April

High season

June

Cheapest flight

$337
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 $337 for a one-way ticket and $596 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, Star Alliance, and oneworld 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.
7/29lun.
2 stops
21h 45mIAD-LCY
$337
7/9mar.
2 stops
21h 45mIAD-LCY
$350
11/4lun.
1 stopITA Airways
13h 20mIAD-LCY
$436
7/8lun.
1 stopITA Airways
12h 35mIAD-LCY
$445
10/29mar.
1 stopSWISS
11h 05mIAD-LCY
$446
11/10dom.
1 stopSWISS
15h 20mIAD-LCY
$447
11/6mié.
1 stopKLM
9h 30mIAD-LCY
$459
11/6mié.
1 stopKLM
10h 50mIAD-LCY
$460
10/30mié.
1 stopLufthansa
10h 35mIAD-LCY
$464
11/10dom.
2 stopsLufthansa
13h 20mIAD-LCY
$489

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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.
6/2dom.
multi-stopITA Airways
12h 35mIAD-LCY
6/9dom.
multi-stopITA Airways
26h 40mLCY-IAD
$670
6/2dom.
multi-stopITA Airways
12h 35mIAD-LCY
6/9dom.
multi-stopITA Airways
26h 40mLCY-IAD
$684
6/2dom.
multi-stopITA Airways
12h 35mIAD-LCY
6/9dom.
multi-stopITA Airways
24h 25mLCY-IAD
$744
5/30jue.
multi-stop
17h 25mIAD-LCY
6/5mié.
multi-stop
29h 30mLCY-IAD
$1,200
5/30jue.
multi-stop
17h 25mIAD-LCY
6/17lun.
multi-stop
29h 37mLCY-IAD
$1,208
5/30jue.
multi-stopSWISS
10h 45mIAD-LCY
6/19mié.
multi-stopSWISS
11h 50mLCY-IAD
$1,209
5/29mié.
multi-stopSWISS
15h 40mIAD-LCY
6/4mar.
multi-stopSWISS
11h 50mLCY-IAD
$1,211
5/29mié.
multi-stopKLM
10h 00mIAD-LCY
6/5mié.
multi-stopKLM
11h 00mLCY-IAD
$1,234
5/30jue.
multi-stopKLM
9h 45mIAD-LCY
6/5mié.
multi-stopKLM
11h 00mLCY-IAD
$1,284
5/30jue.
multi-stopLufthansa
17h 25mIAD-LCY
6/6jue.
multi-stopLufthansa
13h 15mLCY-IAD
$1,330

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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: