Find flights
When to book
FAQs

Cheap flights from Washington, D.C. Dulles Intl Airport to London City Airport from £233

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LCY
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Dulles Intl to London City

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to London City (LCY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 September 2025.

Round-trip from

£440

One-way from

£233

Popular in

April

Cheapest in

September

Average price

£355
SWISS
  • SWISS
  • 13/10-24/10
  • 2 total stops
  • 22h 35m total
  • Washington, D.C. to London
Search Deals
27/10
  • 27/10
  • 2 total stops
  • 20h 00m total
  • Washington, D.C. to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£99 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£43 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Dulles Intl to London City

Cheapest flights from Dulles Intl to London City
Explore the most affordable flight options available from Dulles Intl to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Mon 13/1020:45IAD - LCY
1 stop10h 45mSWISS
Fri 24/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 15/9£440
Tue 14/1020:45IAD - LCY
1 stop10h 45mSWISS
Tue 21/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 16/9£441
Wed 8/1020:45IAD - LCY
1 stop15h 30mSWISS
Wed 15/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 16/9£444
Wed 1/1020:45IAD - LCY
1 stop17h 00mSWISS
Tue 14/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 17/9£445
Sun 28/920:45IAD - LCY
1 stop31h 05mSWISS
Tue 7/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 16/9£445
Sun 5/1020:45IAD - LCY
1 stop15h 45mSWISS
Tue 14/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 17/9£446
Wed 24/920:45IAD - LCY
1 stop15h 30mSWISS
Fri 3/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 15/9£448
Tue 23/920:45IAD - LCY
1 stop10h 45mSWISS
Fri 3/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 15/9£449
Mon 6/1020:45IAD - LCY
1 stop10h 45mSWISS
Wed 22/1009:25LCY - IAD
1 stop11h 50mSWISS
Deal found 16/9£450
Sun 9/1120:30IAD - LCY
1 stop11h 20mSWISS
Tue 18/1109:15LCY - IAD
1 stop12h 25mSWISS
Deal found 17/9£451

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dulles Intl to London City 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, Cheapflights users made 858,174 searches. Data last updated 18 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

Dulles Intl

Fly to

London City

Route

Depart

Return

Price

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 23/11

18:05-08:50

1 stop9h 45m

London City

Wed 3/12

09:20-16:05

1 stop11h 45m

£467

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 14/10

17:25-08:10

1 stop9h 45m

London City

Thu 4/12

10:00-16:05

1 stop11h 05m

£467

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Wed 3/12

18:05-08:50

1 stop9h 45m

London City

Thu 11/12

10:00-16:05

1 stop11h 05m

£467

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 24/11

18:05-09:30

1 stop10h 25m

London City

Wed 3/12

10:00-16:05

1 stop11h 05m

£467

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 28/9

17:25-08:50

1 stop10h 25m

London City

Tue 7/10

09:20-15:35

1 stop11h 15m

£470

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Tue 11/11

11:50-08:10

2 stops15h 20m

London City

Thu 27/11

10:00-16:05

1 stop11h 05m

£471

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 8/2

18:05-08:50

1 stop9h 45m

London City

Wed 11/3

09:20-17:05

1 stop11h 45m

£473

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 27/10

19:05-16:35

1 stop17h 30m

London City

Wed 5/11

09:20-23:00

2 stops18h 40m

£475

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Sun 28/9

17:25-08:10

1 stop9h 45m

London City

Tue 7/10

09:20-19:18

2 stops14h 58m

£475

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Thu 12/2

20:30-12:50

1 stop11h 20m

London City

Tue 17/2

09:15-16:40

1 stop12h 25m

£476

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Dulles Intl to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Dulles Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to London City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to London City Airport?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to London City Airport in 9h 45m. Fly via Delta or KLM to get the fastest option. The distance between Washington, D.C. Dulles Intl Airport and London City Airport is about 3684 mi.

  • Can I find deals for flights from Dulles Intl to London City that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to London City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to London City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to London City.

  • Can I find deals for business class flights from Dulles Intl to London City?

    Yes. Cheapflights offers flight deals from Dulles Intl to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to London City Airport?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to London City Airport (average of £161). Flying from Washington, D.C. Dulles Intl Airport to London City Airport in August is currently the most expensive (average of £214). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Slough
Gatwick
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Ipswich
Dartford
Guildford
Brentford
Bishop's Stortford
Romford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dulles Intl to London City?

When you search for this flight from Dulles Intl to London City, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to London City?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dulles Intl to London City for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Dulles Intl to London City with no change fees?

Need flexible booking options for your flight to London City from Dulles Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Dulles Intl to London City become cheaper?

Yes, Cheapflights offers price alerts on Dulles Intl to London City flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.