Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to London from £275

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 22/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to London

Cheap return flights

Enter your travel dates to find the best prices.
SWISS Logo
20:30 - 12:55
IAD
-
LCY
11h 25m1 stop
SWISS Logo
09:15 - 16:40
LCY
-
IAD
12h 25m1 stop
£426SWISS
Sun, 18 Jan - Tue, 27 Jan
Multiple Airlines Logo
17:05 - 10:25
IAD
-
LCY
12h 20m1 stop
Multiple Airlines Logo
06:50 - 15:35
LCY
-
IAD
13h 45m1 stop
£436Multiple Airlines
Wed, 28 Jan - Tue, 3 Feb
Multiple Airlines Logo
17:05 - 10:25
IAD
-
LCY
12h 20m1 stop
Multiple Airlines Logo
06:50 - 15:35
LCY
-
IAD
13h 45m1 stop
£437Multiple Airlines
Wed, 18 Feb - Wed, 25 Feb
Multiple Airlines Logo
17:05 - 10:25
IAD
-
LCY
12h 20m1 stop
Multiple Airlines Logo
06:50 - 15:35
LCY
-
IAD
13h 45m1 stop
£437Multiple Airlines
Wed, 18 Feb - Tue, 24 Feb
SWISS Logo
20:30 - 12:55
IAD
-
LCY
11h 25m1 stop
SWISS Logo
09:15 - 17:40
LCY
-
IAD
12h 25m1 stop
£440SWISS
Tue, 3 Mar - Thu, 12 Mar
SWISS Logo
20:30 - 12:55
IAD
-
LCY
11h 25m1 stop
SWISS Logo
09:15 - 16:45
LCY
-
IAD
12h 30m1 stop
£440SWISS
Sun, 1 Mar - Tue, 31 Mar
SWISS Logo
17:25 - 12:55
IAD
-
LCY
14h 30m1 stop
SWISS Logo
09:15 - 16:40
LCY
-
IAD
12h 25m1 stop
£443SWISS
Wed, 28 Jan - Tue, 24 Feb
Multiple Airlines Logo
17:05 - 08:35
IAD
-
LCY
10h 30m1 stop
Multiple Airlines Logo
06:50 - 15:35
LCY
-
IAD
13h 45m1 stop
£446Multiple Airlines
Sun, 18 Jan - Tue, 27 Jan
Virgin Atlantic Logo
18:05 - 09:30
IAD
-
LCY
10h 25m1 stop
Virgin Atlantic Logo
18:55 - 16:05
LCY
-
IAD
26h 10m1 stop
£447Virgin Atlantic
Mon, 23 Feb - Mon, 2 Mar
Multiple Airlines Logo
17:05 - 08:35
IAD
-
LCY
10h 30m1 stop
Multiple Airlines Logo
06:50 - 15:35
LCY
-
IAD
13h 45m1 stop
£448Multiple Airlines
Sun, 18 Jan - Tue, 27 Jan

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

Our best Virgin Atlantic deals on Washington, D.C. Dulles Intl Airport to London City Airport flight tickets
Virgin Atlantic
23 Feb
IAD18:05Washington, D.C. Dulles Intl
10h 25m
1 stop
LCY09:30London City
2 Mar
LCY18:55London City
26h 10m
1 stop
IAD16:05Washington, D.C. Dulles Intl
£447
Virgin Atlantic
23 Feb
IAD18:05Washington, D.C. Dulles Intl
9h 45m
1 stop
LCY08:50London City
2 Mar
LCY20:05London City
25h 00m
1 stop
IAD16:05Washington, D.C. Dulles Intl
£456
Virgin Atlantic
26 Feb
IAD18:05Washington, D.C. Dulles Intl
9h 45m
1 stop
LCY08:50London City
5 Mar
LCY10:00London City
11h 05m
1 stop
IAD16:05Washington, D.C. Dulles Intl
£460

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
18 Mar
IAD12:55Washington, D.C. Dulles Intl
18h 00m
2 stops
LCY10:55London City
23 Mar
LCY16:45London City
26h 55m
1 stop
IAD15:40Washington, D.C. Dulles Intl
£475
ITA Airways
19 Mar
IAD17:45Washington, D.C. Dulles Intl
18h 20m
2 stops
LCY16:05London City
25 Mar
LCY16:45London City
26h 55m
1 stop
IAD15:40Washington, D.C. Dulles Intl
£478
ITA Airways
17 Mar
IAD17:45Washington, D.C. Dulles Intl
20h 45m
2 stops
LCY18:30London City
23 Mar
LCY16:45London City
26h 55m
1 stop
IAD15:40Washington, D.C. Dulles Intl
£479

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 9 January 2026.
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 18/1

20:30-12:55

1 stop11h 25m

London City

Tue 27/1

09:15-16:40

1 stop12h 25m

£426

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 28/1

17:05-10:25

1 stop12h 20m

London City

Tue 3/2

06:50-15:35

1 stop13h 45m

£436

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 18/2

17:05-10:25

1 stop12h 20m

London City

Wed 25/2

06:50-15:35

1 stop13h 45m

£437

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 18/2

17:05-10:25

1 stop12h 20m

London City

Tue 24/2

06:50-15:35

1 stop13h 45m

£437

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 3/3

20:30-12:55

1 stop11h 25m

London City

Thu 12/3

09:15-17:40

1 stop12h 25m

£440

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 1/3

20:30-12:55

1 stop11h 25m

London City

Tue 31/3

09:15-16:45

1 stop12h 30m

£440

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 28/1

17:25-12:55

1 stop14h 30m

London City

Tue 24/2

09:15-16:40

1 stop12h 25m

£443

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 18/1

17:05-08:35

1 stop10h 30m

London City

Tue 27/1

06:50-15:35

1 stop13h 45m

£446

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 23/2

18:05-09:30

1 stop10h 25m

London City

Mon 2/3

18:55-16:05

1 stop26h 10m

£447

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 18/1

17:05-08:35

1 stop10h 30m

London City

Tue 27/1

06:50-15:35

1 stop13h 45m

£448

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

SWISS and British Airways 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

Fastest flight time

9h 45m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to London City Airport takes 9h 45m
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.
Search flight deals

  • 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?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Dover
Worthing
Hounslow
Colchester
Bedford
Ramsgate
Folkestone

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.

An easier way to manage your London City Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 8/2
Sun 15/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London