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Cheap flights from Washington, D.C. Dulles Intl Airport to London from £293

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 1/10. 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
1 adult, Economy, 0 bags
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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.
Virgin Atlantic Logo
17:40 - 17:20
IAD
-
LCY
18h 40m
1 stop
Virgin Atlantic Logo
09:20 - 15:35
LCY
-
IAD
11h 15m
1 stop
£659Virgin Atlantic
Sun, 20 Sep - Wed, 23 Sep
Virgin Atlantic Logo
12:30 - 07:15
IAD
-
LCY
13h 45m
2 stops
Virgin Atlantic Logo
10:00 - 15:35
LCY
-
IAD
10h 35m
1 stop
£660Virgin Atlantic
Tue, 18 Aug - Wed, 2 Sep
Lufthansa Logo
15:25 - 08:40
IAD
-
LCY
12h 15m
1 stop
Lufthansa Logo
09:15 - 16:05
LCY
-
IAD
11h 50m
1 stop
£661Lufthansa
Wed, 5 Aug - Wed, 19 Aug
SWISS Logo
20:20 - 17:25
IAD
-
LCY
16h 05m
1 stop
SWISS Logo
09:15 - 16:45
LCY
-
IAD
12h 30m
1 stop
£662SWISS
Tue, 1 Sep - Wed, 9 Sep
SWISS Logo
20:10 - 12:50
IAD
-
LCY
11h 40m
1 stop
SWISS Logo
09:15 - 16:45
LCY
-
IAD
12h 30m
1 stop
£662SWISS
Tue, 10 Nov - Wed, 18 Nov
Virgin Atlantic Logo
17:40 - 17:20
IAD
-
LCY
18h 40m
1 stop
Virgin Atlantic Logo
09:20 - 23:14
LCY
-
IAD
18h 54m
2 stops
£664Virgin Atlantic
Tue, 1 Sep - Wed, 30 Sep
Virgin Atlantic Logo
18:10 - 09:30
IAD
-
LCY
10h 20m
1 stop
Virgin Atlantic Logo
07:45 - 18:33
LCY
-
IAD
15h 48m
2 stops
£665Virgin Atlantic
Wed, 5 Aug - Wed, 19 Aug
Virgin Atlantic Logo
18:10 - 16:40
IAD
-
LCY
17h 30m
1 stop
Virgin Atlantic Logo
08:25 - 00:32
LCY
-
IAD
21h 07m
2 stops
£665Virgin Atlantic
Wed, 2 Sep - Wed, 16 Sep
Virgin Atlantic Logo
17:40 - 17:20
IAD
-
LCY
18h 40m
1 stop
Virgin Atlantic Logo
08:25 - 00:10
LCY
-
IAD
20h 45m
2 stops
£666Virgin Atlantic
Tue, 1 Sep - Thu, 10 Sep
Delta Logo
19:59 - 09:30
IAD
-
LCY
32h 31m
2 stops
Delta Logo
10:00 - 15:35
LCY
-
IAD
10h 35m
1 stop
£667Delta
Sat, 5 Sep - Fri, 11 Sep

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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
20 Sept
IAD17:40Washington, D.C. Dulles Intl
18h 40m
1 stop
LCY17:20London City
23 Sept
LCY09:20London City
11h 15m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£659
Virgin Atlantic
18 Aug
IAD12:30Washington, D.C. Dulles Intl
13h 45m
2 stops
LCY07:15London City
25 Aug
LCY09:20London City
11h 15m
1 stop
IAD15:35Washington, D.C. Dulles Intl
£660
Virgin Atlantic
1 Sept
IAD17:40Washington, D.C. Dulles Intl
19h 50m
1 stop
LCY18:30London City
30 Sept
LCY09:20London City
18h 54m
2 stops
IAD23:14Washington, D.C. Dulles Intl
£664

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

Our best SWISS deals on Washington, D.C. Dulles Intl Airport to London City Airport flight tickets
SWISS
1 Sept
IAD20:20Washington, D.C. Dulles Intl
16h 05m
1 stop
LCY17:25London City
9 Sept
LCY09:15London City
12h 30m
1 stop
IAD16:45Washington, D.C. Dulles Intl
£662
SWISS
10 Nov
IAD20:10Washington, D.C. Dulles Intl
11h 40m
1 stop
LCY12:50London City
18 Nov
LCY09:15London City
12h 30m
1 stop
IAD16:45Washington, D.C. Dulles Intl
£662
SWISS
2 Sept
IAD20:20Washington, D.C. Dulles Intl
16h 05m
1 stop
LCY17:25London City
7 Sept
LCY19:15London City
26h 30m
1 stop
IAD16:45Washington, D.C. Dulles Intl
£671

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 10 June 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

Cheapest return flight

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 20/9

17:40-17:20

1 stop18h 40m

London City

Wed 23/9

09:20-15:35

1 stop11h 15m

£659

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 18/8

12:30-07:15

2 stops13h 45m

London City

Wed 2/9

10:00-15:35

1 stop10h 35m

£660
Fastest return journey

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 5/8

15:25-08:40

1 stop12h 15m

London City

Wed 19/8

09:15-16:05

1 stop11h 50m

£661

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 1/9

20:20-17:25

1 stop16h 05m

London City

Wed 9/9

09:15-16:45

1 stop12h 30m

£662

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 10/11

20:10-12:50

1 stop11h 40m

London City

Wed 18/11

09:15-16:45

1 stop12h 30m

£662

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 1/9

17:40-17:20

1 stop18h 40m

London City

Wed 30/9

09:20-23:14

2 stops18h 54m

£664

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 5/8

18:10-09:30

1 stop10h 20m

London City

Wed 19/8

07:45-18:33

2 stops15h 48m

£665

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 2/9

18:10-16:40

1 stop17h 30m

London City

Wed 16/9

08:25-00:32

2 stops21h 07m

£665

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 1/9

17:40-17:20

1 stop18h 40m

London City

Thu 10/9

08:25-00:10

2 stops20h 45m

£666

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sat 5/9

19:59-09:30

2 stops32h 31m

London City

Fri 11/9

10:00-15:35

1 stop10h 35m

£667

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?

Delta, Virgin Atlantic, and KLM 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 30m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to London City Airport takes 9h 30m
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

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to London City Airport

  • 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 30m 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
Gatwick
Luton
Wembley
Slough
Maidstone
Southend-on-Sea
Ipswich
Ilford
Canterbury
Guildford
Hayes
Folkestone
Chelmsford
Dover
Bedford
Chichester
Harlow
Colchester

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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