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Cheap flights from Washington, D.C. Dulles Intl Airport to London from £238

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to London departing on 24/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to London

Cheap return flights

Virgin Atlantic Logo
17:25 - 08:50IAD-LCY
10h 25m1 stop
Virgin Atlantic Logo
09:20 - 15:35LCY-IAD
11h 15m1 stop
£465Virgin Atlantic
Find Deal
Sun, 12 Oct - Tue, 21 Oct
SWISS Logo
20:30 - 18:40IAD-LCY
17h 10m1 stop
SWISS Logo
09:15 - 16:40LCY-IAD
12h 25m1 stop
£477SWISS
Find Deal
Tue, 4 Nov - Tue, 11 Nov
Delta Logo
17:25 - 08:50IAD-LCY
10h 25m1 stop
Delta Logo
10:00 - 15:35LCY-IAD
10h 35m1 stop
£479Delta
Find Deal
Sun, 12 Oct - Tue, 21 Oct
Delta Logo
19:05 - 08:50IAD-LCY
9h 45m1 stop
Delta Logo
10:00 - 16:05LCY-IAD
11h 05m1 stop
£480Delta
Find Deal
Wed, 29 Oct - Tue, 11 Nov
ITA Airways Logo
17:45 - 10:55IAD-LCY
13h 10m1 stop
ITA Airways Logo
16:45 - 15:40LCY-IAD
26h 55m1 stop
£484ITA Airways
Find Deal
Tue, 10 Mar - Wed, 25 Mar
KLM Logo
18:05 - 08:50IAD-LCY
9h 45m1 stop
KLM Logo
09:20 - 16:05LCY-IAD
11h 45m1 stop
£489KLM
Find Deal
Wed, 5 Nov - Wed, 12 Nov
KLM Logo
18:05 - 08:50IAD-LCY
9h 45m1 stop
KLM Logo
10:00 - 16:05LCY-IAD
11h 05m1 stop
£490KLM
Find Deal
Mon, 10 Nov - Wed, 19 Nov
Multiple Airlines Logo
17:45 - 12:30IAD-LCY
13h 45m1 stop
Multiple Airlines Logo
08:45 - 20:00LCY-IAD
16h 15m1 stop
£500Multiple Airlines
Find Deal
Tue, 14 Oct - Wed, 22 Oct
ITA Airways Logo
16:30 - 10:05IAD-LCY
12h 35m1 stop
ITA Airways Logo
16:50 - 14:40LCY-IAD
26h 50m1 stop
£501ITA Airways
Find Deal
Sun, 5 Oct - Wed, 15 Oct
Multiple Airlines Logo
12:35 - 12:30IAD-LCY
18h 55m2 stops
Multiple Airlines Logo
08:45 - 15:15LCY-IAD
11h 30m1 stop
£503Multiple Airlines
Find Deal
Tue, 14 Oct - Tue, 21 Oct

ITA Airways flights from Washington, D.C. Dulles Intl Airport to London City Airport

Our best ITA Airways deals on Washington, D.C. Dulles Intl Airport to London City Airport flight tickets
ITA Airways
10 Mar
IAD17:45Washington, D.C. Dulles Intl
13h 10m
1 stop
LCY10:55London City
25 Mar
LCY16:45London City
26h 55m
1 stop
IAD15:40Washington, D.C. Dulles Intl
£484
Find similar
ITA Airways
5 Oct
IAD16:30Washington, D.C. Dulles Intl
12h 35m
1 stop
LCY10:05London City
15 Oct
LCY16:50London City
26h 50m
1 stop
IAD14:40Washington, D.C. Dulles Intl
£501
Find similar
ITA Airways
10 Mar
IAD17:45Washington, D.C. Dulles Intl
13h 10m
1 stop
LCY10:55London City
23 Mar
LCY16:45London City
26h 55m
1 stop
IAD15:40Washington, D.C. Dulles Intl
£501
Find similar

KLM flights from Washington, D.C. Dulles Intl Airport to London City Airport

Our best KLM deals on Washington, D.C. Dulles Intl Airport to London City Airport flight tickets
KLM
5 Nov
IAD18:05Washington, D.C. Dulles Intl
9h 45m
1 stop
LCY08:50London City
12 Nov
LCY09:20London City
11h 45m
1 stop
IAD16:05Washington, D.C. Dulles Intl
£489
Find similar
KLM
10 Nov
IAD18:05Washington, D.C. Dulles Intl
9h 45m
1 stop
LCY08:50London City
19 Nov
LCY10:00London City
11h 05m
1 stop
IAD16:05Washington, D.C. Dulles Intl
£490
Find similar
KLM
11 Mar
IAD19:05Washington, D.C. Dulles Intl
10h 25m
1 stop
LCY09:30London City
26 Mar
LCY10:00London City
11h 05m
1 stop
IAD17:05Washington, D.C. Dulles Intl
£495
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. Dulles Intl Airport to London City Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 26 September 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 12/10

17:25-08:50

1 stop10h 25m

London City

Tue 21/10

09:20-15:35

1 stop11h 15m

£465

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 4/11

20:30-18:40

1 stop17h 10m

London City

Tue 11/11

09:15-16:40

1 stop12h 25m

£477

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 12/10

17:25-08:50

1 stop10h 25m

London City

Tue 21/10

10:00-15:35

1 stop10h 35m

£479

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 29/10

19:05-08:50

1 stop9h 45m

London City

Tue 11/11

10:00-16:05

1 stop11h 05m

£480

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 10/3

17:45-10:55

1 stop13h 10m

London City

Wed 25/3

16:45-15:40

1 stop26h 55m

£484

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 5/11

18:05-08:50

1 stop9h 45m

London City

Wed 12/11

09:20-16:05

1 stop11h 45m

£489

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 10/11

18:05-08:50

1 stop9h 45m

London City

Wed 19/11

10:00-16:05

1 stop11h 05m

£490

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 14/10

17:45-12:30

1 stop13h 45m

London City

Wed 22/10

08:45-20:00

1 stop16h 15m

£500

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 5/10

16:30-10:05

1 stop12h 35m

London City

Wed 15/10

16:50-14:40

1 stop26h 50m

£501

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 14/10

12:35-12:30

2 stops18h 55m

London City

Tue 21/10

08:45-15:15

1 stop11h 30m

£503

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to London City Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to London City?

ITA Airways, Virgin Atlantic, and Lufthansa are the most popular carriers operating from Washington, D.C. Dulles Intl to London City

When to book flights from Washington, D.C. Dulles Intl Airport to London City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to London City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. Dulles Intl Airport to London City Airport (IAD to LCY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to London City Airport

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to London City Airport. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to London City Airport.
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  • How far is Washington, D.C. Dulles Intl to London City by plane?

    Washington, D.C. Dulles Intl and London City are 3684.3 mi apart from one another. Typically, this will take 9h 45m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to London City Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to London City Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to London City Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to London City Airport.

  • What documentation or ID do you need to fly to London City Airport?

    The travel and health documents required for your trip to London City Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

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Milton Keynes
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Gatwick
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Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Worthing
Chelmsford
Dover
Hayes
Dartford
Stansted
Hounslow
Chichester

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to London with flexible booking policies on momondo?

Yes. All flights to London from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to London?

momondo provides multiple filters to help you find the best flight to London from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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