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Cheap flights from Washington, D.C. to London from $322

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. to London departing on 11/10. 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

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
6:10 pm - 9:30 amIAD  Washington, D.C. Dulles Intl-LCY London City
10h 20m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
9:20 am - 3:35 pmLCY  London City-IAD Washington, D.C. Dulles Intl
11h 15m1 stop Amsterdam Schiphol
$776Virgin Atlantic
Mon, Sep 21 - Tue, Sep 29
Multiple Airlines Logo
8:10 pm - 12:50 pmIAD  Washington, D.C. Dulles Intl-LCY London City
11h 40m1 stop Zurich
Multiple Airlines Logo
7:50 am - 4:20 pmLCY  London City-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Madrid Barajas
$806Multiple Airlines
Wed, Jan 6 - Wed, Jan 13
Multiple Airlines Logo
8:10 pm - 12:50 pmIAD  Washington, D.C. Dulles Intl-LCY London City
11h 40m1 stop Zurich
Multiple Airlines Logo
7:50 am - 4:20 pmLCY  London City-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Madrid Barajas
$806Multiple Airlines
Tue, Dec 1 - Wed, Jan 13
Multiple Airlines Logo
8:10 pm - 12:50 pmIAD  Washington, D.C. Dulles Intl-LCY London City
11h 40m1 stop Zurich
Multiple Airlines Logo
7:50 am - 4:20 pmLCY  London City-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Madrid Barajas
$808Multiple Airlines
Wed, Nov 25 - Wed, Dec 2
Multiple Airlines Logo
8:10 pm - 12:50 pmIAD  Washington, D.C. Dulles Intl-LCY London City
11h 40m1 stop Zurich
Multiple Airlines Logo
7:50 am - 4:20 pmLCY  London City-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Madrid Barajas
$808Multiple Airlines
Mon, Nov 2 - Wed, Nov 11
Multiple Airlines Logo
6:15 pm - 8:50 amIAD  Washington, D.C. Dulles Intl-LCY London City
9h 35m1 stop Amsterdam Schiphol
Multiple Airlines Logo
7:50 am - 4:20 pmLCY  London City-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Madrid Barajas
$812Multiple Airlines
Mon, Nov 23 - Thu, Nov 26
Multiple Airlines Logo
4:45 pm - 3:55 pmIAD  Washington, D.C. Dulles Intl-LCY London City
18h 10m2 stops Rome Fiumicino Milan Linate
Multiple Airlines Logo
7:05 pm - 5:00 pmLCY  London City-IAD Washington, D.C. Dulles Intl
26h 55m1 stop Zurich
$815Multiple Airlines
Tue, Nov 17 - Tue, Dec 8
Multiple Airlines Logo
10:55 pm - 9:15 amIAD  Washington, D.C. Dulles Intl-LCY London City
29h 20m2 stops Munich Franz Josef Strauss Frankfurt am Main
Multiple Airlines Logo
9:15 am - 5:00 pmLCY  London City-IAD Washington, D.C. Dulles Intl
12h 45m1 stop Zurich
$819Multiple Airlines
Tue, Dec 1 - Fri, Dec 4
ITA Airways Logo
4:45 pm - 6:55 pmIAD  Washington, D.C. Dulles Intl-LCY London City
21h 10m2 stops Rome Fiumicino Milan Linate
ITA Airways Logo
7:00 am - 2:40 pmLCY  London City-IAD Washington, D.C. Dulles Intl
36h 40m2 stops Milan Linate Rome Fiumicino
$823ITA Airways
Tue, Nov 10 - Wed, Dec 2
Lufthansa Logo
6:00 pm - 5:40 pmIAD  Washington, D.C. Dulles Intl-LCY London City
18h 40m1 stop Frankfurt am Main
Lufthansa Logo
9:50 am - 8:05 pmLCY  London City-IAD Washington, D.C. Dulles Intl
15h 15m2 stops Frankfurt am Main Munich Franz Josef Strauss
$824Lufthansa
Mon, Dec 7 - Wed, Dec 9

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Delta flights from Washington, D.C. to London City Airport

Our best Delta deals on Washington, D.C. to London City Airport flight tickets
Delta
Oct 4
IAD5:40 pmWashington, D.C. Dulles Intl
10h 10m
1 stop
LCY8:50 amLondon City
Oct 13
LCY10:00 amLondon City
10h 35m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$879
Delta
Sep 21
IAD6:10 pmWashington, D.C. Dulles Intl
10h 20m
1 stop
LCY9:30 amLondon City
Sep 29
LCY10:00 amLondon City
10h 35m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$880
Delta
Sep 27
IAD5:30 pmWashington, D.C. Dulles Intl
9h 25m
1 stop
LCY7:55 amLondon City
Oct 8
LCY10:00 amLondon City
10h 35m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$881

British Airways flights from Washington, D.C. to London City Airport

Our best British Airways deals on Washington, D.C. to London City Airport flight tickets
British Airways
Sep 29
DCA12:59 pmWashington, D.C. Reagan-National
15h 01m
2 stops
LCY9:00 amLondon City
Oct 14
LCY7:15 pmLondon City
28h 50m
2 stops
DCA7:05 pmWashington, D.C. Reagan-National
$1,152
British Airways
Dec 1
DCA5:12 pmWashington, D.C. Reagan-National
15h 53m
2 stops
LCY2:05 pmLondon City
Dec 11
LCY7:50 amLondon City
18h 08m
2 stops
DCA8:58 pmWashington, D.C. Reagan-National
$1,172
British Airways
Dec 7
DCA8:20 amWashington, D.C. Reagan-National
24h 55m
2 stops
LCY2:15 pmLondon City
Dec 11
LCY7:50 amLondon City
18h 08m
2 stops
DCA8:58 pmWashington, D.C. Reagan-National
$1,178

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 832,500 searches. Data last updated August 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Mon 9/21

6:10 pm-9:30 am

1 stop10h 20m

London City

Tue 9/29

9:20 am-3:35 pm

1 stop11h 15m

$776

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Wed 1/6

8:10 pm-12:50 pm

1 stop11h 40m

London City

Wed 1/13

7:50 am-4:20 pm

1 stop13h 30m

$806

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Tue 12/1

8:10 pm-12:50 pm

1 stop11h 40m

London City

Wed 1/13

7:50 am-4:20 pm

1 stop13h 30m

$806

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Wed 11/25

8:10 pm-12:50 pm

1 stop11h 40m

London City

Wed 12/2

7:50 am-4:20 pm

1 stop13h 30m

$808

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Mon 11/2

8:10 pm-12:50 pm

1 stop11h 40m

London City

Wed 11/11

7:50 am-4:20 pm

1 stop13h 30m

$808

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Mon 11/23

6:15 pm-8:50 am

1 stop9h 35m

London City

Thu 11/26

7:50 am-4:20 pm

1 stop13h 30m

$812

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Tue 11/17

4:45 pm-3:55 pm

2 stops18h 10m

London City

Tue 12/8

7:05 pm-5:00 pm

1 stop26h 55m

$815

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Tue 12/1

10:55 pm-9:15 am

2 stops29h 20m

London City

Fri 12/4

9:15 am-5:00 pm

1 stop12h 45m

$819

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Tue 11/10

4:45 pm-6:55 pm

2 stops21h 10m

London City

Wed 12/2

7:00 am-2:40 pm

2 stops36h 40m

$823

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LCY London City

IADLCY

Washington, D.C. Dulles Intl

Mon 12/7

6:00 pm-5:40 pm

1 stop18h 40m

London City

Wed 12/9

9:50 am-8:05 pm

2 stops15h 15m

$824

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Washington, D.C. 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

Can stopping save me money on Washington, D.C. to London City Airport flights?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. to London City Airport flight.

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

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

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

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

Fastest flight time

9h 25m

Direct flights

None
The fastest flight from Washington, D.C. to London City Airport takes 9h 25m
There are no direct flights from Washington, D.C. to London City Airport. There are no popular flight routes from Washington, D.C. to London City Airport.
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Frequently asked questions about flying from Washington, D.C. to London City Airport

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

    A flight from Washington, D.C. to London City will travel around 3669.3 mi. By plane, this route typically takes 9h 25m.

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

    Prices for flights from Washington, D.C. to London City Airport were last updated today.

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

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

    The required travel and health documents for your London City 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 London City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Wembley
Dover
Croydon
Stansted
Kingston upon Thames
Slough
Harrow
Watford
Cobham
Richmond
Uxbridge
Worthing
Romford
Ilford
Dunstable

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Washington, D.C..

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

Yes. momondo allows you to filter the results for Washington, D.C. to London flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Washington, D.C..

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

Of course. momondo tracks the price of Washington, D.C. to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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