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Cheap flights from London City Airport to Washington, D.C. Dulles Intl Airport from £424

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — IAD
29 Jan — 5 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London City to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from London City to Dulles Intl
Explore the most affordable flight options available from London City to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Wed 31/1208:40LCY - IAD
1 stop12h 25mKLM
Thu 15/118:05IAD - LCY
1 stop10h 25mKLM
Deal found 28/12£966
Tue 30/1209:20LCY - IAD
1 stop11h 45mKLM
Sun 18/118:05IAD - LCY
1 stop9h 45mKLM
Deal found 28/12£996
Tue 30/1209:15LCY - IAD
1 stop12h 25mSWISS
Tue 6/120:30IAD - LCY
1 stop11h 25mSWISS
Deal found 28/12£1,007
Mon 29/1209:15LCY - IAD
1 stop12h 50mSWISS
Wed 21/117:45IAD - LCY
1 stop14h 10mSWISS
Deal found 28/12£1,034
Tue 30/1208:40LCY - IAD
1 stop12h 25mKLM
Tue 6/118:05IAD - LCY
1 stop10h 25mKLM
Deal found 29/12£1,071
Wed 31/1208:40LCY - IAD
1 stop12h 25mKLM
Thu 8/118:05IAD - LCY
1 stop9h 45mKLM
Deal found 29/12£1,090
Mon 29/1209:20LCY - IAD
1 stop11h 45mDelta
Mon 5/118:05IAD - LCY
1 stop9h 45mDelta
Deal found 28/12£1,135
Tue 30/1209:20LCY - IAD
1 stop11h 45mKLM
Fri 2/118:05IAD - LCY
1 stop10h 25mKLM
Deal found 28/12£1,220
Sun 28/1220:05LCY - IAD
1 stop25h 00mKLM
Thu 1/118:05IAD - LCY
1 stop9h 45mKLM
Deal found 28/12£1,247
Tue 30/1207:45LCY - IAD
2 stops21h 27mVirgin Atlantic
Fri 2/118:05IAD - LCY
1 stop10h 25mVirgin Atlantic
Deal found 28/12£1,276
Mon 29/1218:15LCY - IAD
2 stops24h 45mLufthansa
Mon 5/117:15IAD - LCY
1 stop11h 00mLufthansa
Deal found 28/12£1,307

Find flight deals from London City to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from London City (LCY) to Dulles Intl (IAD). 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 30 December 2025.

Round-trip from

£437

One-way from

£424

Popular in

July

Cheapest in

February

Average price

£590
SWISS
  • SWISS
  • 12/2-19/2
  • 2 total stops
  • 23h 50m total
  • London to Washington, D.C.
Search Deals
SWISS
  • SWISS
  • 16/3
  • 1 total stop
  • 24h 15m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£57 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London City to Dulles Intl 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 30 December 2025.
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

London City

Fly to

Dulles Intl

Route

Depart

Return

Price

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Thu 12/2

06:50-15:35

1 stop13h 45m

Washington, D.C. Dulles Intl

Mon 16/2

17:05-21:30

1 stop23h 25m

£466

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 27/2

08:40-16:05

1 stop12h 25m

Washington, D.C. Dulles Intl

Tue 3/3

18:05-08:50

1 stop9h 45m

£466

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 26/1

10:00-16:05

1 stop11h 05m

Washington, D.C. Dulles Intl

Mon 2/2

12:23-09:30

2 stops16h 07m

£479

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 26/1

09:20-16:05

1 stop11h 45m

Washington, D.C. Dulles Intl

Mon 2/2

18:05-09:30

1 stop10h 25m

£479

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Sun 25/1

20:05-16:05

1 stop25h 00m

Washington, D.C. Dulles Intl

Mon 2/2

12:32-08:10

2 stops14h 38m

£479

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Sun 18/1

17:50-16:05

1 stop27h 15m

Washington, D.C. Dulles Intl

Mon 26/1

12:23-08:10

2 stops14h 47m

£479

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Tue 27/1

07:45-16:05

1 stop13h 20m

Washington, D.C. Dulles Intl

Tue 3/2

12:23-07:15

2 stops13h 52m

£479

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 14/1

09:20-23:37

2 stops19h 17m

Washington, D.C. Dulles Intl

Wed 21/1

12:32-08:10

2 stops14h 38m

£483

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 28/1

09:20-19:09

2 stops14h 49m

Washington, D.C. Dulles Intl

Tue 3/2

18:05-09:30

1 stop10h 25m

£483

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 11/2

10:00-19:09

2 stops14h 09m

Washington, D.C. Dulles Intl

Wed 18/2

12:24-08:10

2 stops14h 46m

£483

Flights are sorted by cheapest return flights first.

Deals found on 28/12

Showing 1-10 of 23 results
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Best time to book a flight from London City to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from London City 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 London City to Dulles Intl. 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 London City Airport to Washington, D.C. Dulles Intl Airport?

    Departing from London City Airport to Washington, D.C. Dulles Intl Airport will take you 11h 05m. The distance from London City Airport to Washington, D.C. Dulles Intl Airport is about 3684 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
Alexandria
College Park

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

Cheapflights makes it easy to find London City to Dulles Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London City to Dulles Intl.

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

Yes, we can. To see specific flights from London City to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from London City to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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