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Cheap flights from London City Airport to Washington, D.C. from £339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London City Airport to Washington, D.C. departing on 29/9. 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 London City Airport to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
SWISS Logo
09:15 - 16:45
LCY
-
IAD
12h 30m
1 stop
SWISS Logo
20:20 - 12:35
IAD
-
LCY
11h 15m
1 stop
£450SWISS
Wed, 16 Sep - Wed, 21 Oct
SWISS Logo
09:15 - 16:45
LCY
-
IAD
12h 30m
1 stop
SWISS Logo
17:40 - 12:35
IAD
-
LCY
13h 55m
1 stop
£454SWISS
Fri, 10 Jul - Wed, 22 Jul
SWISS Logo
09:15 - 16:45
LCY
-
IAD
12h 30m
1 stop
SWISS Logo
17:40 - 12:35
IAD
-
LCY
13h 55m
1 stop
£454SWISS
Fri, 10 Jul - Wed, 22 Jul
Virgin Atlantic Logo
09:20 - 15:35
LCY
-
IAD
11h 15m
1 stop
Virgin Atlantic Logo
12:29 - 09:30
IAD
-
LCY
16h 01m
2 stops
£458Virgin Atlantic
Mon, 20 Jul - Mon, 3 Aug
Multiple Airlines Logo
09:15 - 16:45
LCY
-
IAD
12h 30m
1 stop
Multiple Airlines Logo
15:25 - 08:40
IAD
-
LCY
12h 15m
1 stop
£460Multiple Airlines
Fri, 10 Jul - Tue, 14 Jul
Virgin Atlantic Logo
10:00 - 23:13
LCY
-
IAD
18h 13m
2 stops
Virgin Atlantic Logo
12:29 - 09:30
IAD
-
LCY
16h 01m
2 stops
£460Virgin Atlantic
Mon, 20 Jul - Mon, 3 Aug
Virgin Atlantic Logo
18:55 - 15:55
LCY
-
IAD
26h 00m
1 stop
Virgin Atlantic Logo
12:30 - 13:15
IAD
-
LCY
19h 45m
2 stops
£464Virgin Atlantic
Sun, 6 Dec - Sat, 12 Dec
Virgin Atlantic Logo
10:00 - 15:35
LCY
-
IAD
10h 35m
1 stop
Virgin Atlantic Logo
18:10 - 09:30
IAD
-
LCY
10h 20m
1 stop
£466Virgin Atlantic
Mon, 20 Jul - Mon, 3 Aug
Multiple Airlines Logo
09:15 - 16:45
LCY
-
IAD
12h 30m
1 stop
Multiple Airlines Logo
15:25 - 08:40
IAD
-
LCY
12h 15m
1 stop
£469Multiple Airlines
Fri, 17 Jul - Tue, 4 Aug
Virgin Atlantic Logo
07:45 - 15:35
LCY
-
IAD
12h 50m
1 stop
Virgin Atlantic Logo
17:40 - 08:50
IAD
-
LCY
10h 10m
1 stop
£471Virgin Atlantic
Mon, 13 Jul - Tue, 14 Jul

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

Our best SWISS deals on London City Airport to Washington, D.C. Dulles Intl Airport flight tickets
SWISS
16 Sept
LCY09:15London City
12h 30m
1 stop
IAD16:45Washington, D.C. Dulles Intl
21 Oct
IAD20:20Washington, D.C. Dulles Intl
11h 15m
1 stop
LCY12:35London City
£450
SWISS
10 Jul
LCY09:15London City
12h 30m
1 stop
IAD16:45Washington, D.C. Dulles Intl
19 Jul
IAD20:20Washington, D.C. Dulles Intl
16h 05m
1 stop
LCY17:25London City
£454
SWISS
10 Jul
LCY09:15London City
12h 30m
1 stop
IAD16:45Washington, D.C. Dulles Intl
22 Jul
IAD17:40Washington, D.C. Dulles Intl
13h 55m
1 stop
LCY12:35London City
£454

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

Our best Lufthansa deals on London City Airport to Washington, D.C. Dulles Intl Airport flight tickets
Lufthansa
29 Jul
LCY09:15London City
11h 50m
1 stop
IAD16:05Washington, D.C. Dulles Intl
30 Sept
IAD15:25Washington, D.C. Dulles Intl
12h 15m
1 stop
LCY08:40London City
£482
Lufthansa
15 Jul
LCY09:15London City
11h 50m
1 stop
IAD16:05Washington, D.C. Dulles Intl
5 Aug
IAD15:25Washington, D.C. Dulles Intl
12h 15m
1 stop
LCY08:40London City
£483
Lufthansa
16 Jul
LCY09:15London City
11h 50m
1 stop
IAD16:05Washington, D.C. Dulles Intl
6 Aug
IAD15:25Washington, D.C. Dulles Intl
12h 15m
1 stop
LCY08:40London City
£484

momondo Fare Finder

 
Customise your flight search to find flights from London City Airport to Washington, D.C. Dulles Intl 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 28 June 2026.
Use the filters below to find and compare flights from London City Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 16/9

09:15-16:45

1 stop12h 30m

Washington, D.C. Dulles Intl

Wed 21/10

20:20-12:35

1 stop11h 15m

£450

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 10/7

09:15-16:45

1 stop12h 30m

Washington, D.C. Dulles Intl

Wed 22/7

17:40-12:35

1 stop13h 55m

£454

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 10/7

09:15-16:45

1 stop12h 30m

Washington, D.C. Dulles Intl

Wed 22/7

17:40-12:35

1 stop13h 55m

£454

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 20/7

09:20-15:35

1 stop11h 15m

Washington, D.C. Dulles Intl

Mon 3/8

12:29-09:30

2 stops16h 01m

£458

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 10/7

09:15-16:45

1 stop12h 30m

Washington, D.C. Dulles Intl

Tue 14/7

15:25-08:40

1 stop12h 15m

£460

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 20/7

10:00-23:13

2 stops18h 13m

Washington, D.C. Dulles Intl

Mon 3/8

12:29-09:30

2 stops16h 01m

£460

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Sun 6/12

18:55-15:55

1 stop26h 00m

Washington, D.C. Dulles Intl

Sat 12/12

12:30-13:15

2 stops19h 45m

£464
Fastest return journey

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 20/7

10:00-15:35

1 stop10h 35m

Washington, D.C. Dulles Intl

Mon 3/8

18:10-09:30

1 stop10h 20m

£466

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 17/7

09:15-16:45

1 stop12h 30m

Washington, D.C. Dulles Intl

Tue 4/8

15:25-08:40

1 stop12h 15m

£469

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 13/7

07:45-15:35

1 stop12h 50m

Washington, D.C. Dulles Intl

Tue 14/7

17:40-08:50

1 stop10h 10m

£471

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 Washington, D.C. from

How to get the cheapest flight ticket from London City Airport to Washington, D.C. Dulles Intl 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 day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Wednesday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from London City Airport. The lowest ticket price found for a Wednesday departure recently was £579. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from London City Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £622.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

The cheapest time of day to fly to Washington, D.C. Dulles Intl Airport is at midday when flights can be purchased for as low as £584. In contrast, the most expensive time of day to depart to Washington, D.C. Dulles Intl Airport is in the morning when prices are around £594.

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

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

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

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

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from London City Airport to Washington, D.C. Dulles Intl Airport takes 11h 50m
There are no direct flights from London City Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from London City Airport to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

  • How far is London City to Washington, D.C. Dulles Intl by plane?

    The distance between London City and Washington, D.C. Dulles Intl is about 3684.3 mi. Flights usually cover this in 11h 50m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London City Airport to Washington, D.C. Dulles Intl Airport refresh daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London City Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
College Park
Springfield
Fairfax
Arlington
Gettysburg
Linthicum Heights
National Harbor
Front Royal
Winchester
Ellicott City
Cambridge
Glen Burnie
Westminster
Laurel
Lutherville Timonium
Ashburn
Lexington Park
Leesburg
Owings Mills

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Washington, D.C. from London which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential London to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for London to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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