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Cheap flights from London City Airport to Washington, D.C. Dulles Intl Airport from £375

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 24/11. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — IAD
30 Oct — 6 Nov1
1 adult
1 adult, Economy

Cheap 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 September 2025.

Round-trip from

£404

One-way from

£375

Popular in

July

Cheapest in

February

Average price

£491
SWISS
  • SWISS
  • 1/11-9/11
  • 2 total stops
  • 24h 20m total
  • London to Washington, D.C.
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24/11
  • 24/11
  • 2 total stops
  • 17h 05m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£51 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from London City to Dulles Intl

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 September 2025.

Sat 1/1108:40LCY - IAD
1 stop13h 00mSWISS
Sun 9/1120:30IAD - LCY
1 stop11h 20mSWISS
Deal found 29/9£404
Wed 29/1019:10LCY - IAD
1 stop24h 25mSWISS
Tue 4/1117:25IAD - LCY
1 stop14h 25mSWISS
Deal found 29/9£413
Sat 8/1112:20LCY - IAD
1 stop32h 10mSWISS
Mon 17/1117:25IAD - LCY
1 stop14h 25mSWISS
Deal found 29/9£417
Tue 25/1109:50LCY - IAD
1 stop15h 25mMultiple Airlines
Mon 8/1220:30IAD - LCY
1 stop11h 20mMultiple Airlines
Deal found 29/9£418
Tue 28/1009:50LCY - IAD
1 stop15h 25mMultiple Airlines
Tue 4/1117:10IAD - LCY
2 stops14h 40mMultiple Airlines
Deal found 29/9£418
Tue 28/1009:15LCY - IAD
1 stop12h 25mMultiple Airlines
Wed 12/1122:00IAD - LCY
1 stop13h 40mMultiple Airlines
Deal found 29/9£419
Fri 31/1009:55LCY - IAD
1 stop15h 20mMultiple Airlines
Wed 5/1117:15IAD - LCY
1 stop19h 25mMultiple Airlines
Deal found 29/9£422
Wed 29/1009:50LCY - IAD
1 stop15h 25mMultiple Airlines
Mon 10/1112:40IAD - LCY
2 stops15h 35mMultiple Airlines
Deal found 29/9£423
Tue 28/1009:50LCY - IAD
1 stop15h 25mLufthansa
Tue 4/1117:15IAD - LCY
1 stop19h 20mLufthansa
Deal found 29/9£424
Thu 30/1009:40LCY - IAD
1 stop15h 35mMultiple Airlines
Sat 15/1117:33IAD - LCY
2 stops18h 07mMultiple Airlines
Deal found 29/9£426
Thu 30/1009:15LCY - IAD
1 stop12h 25mSWISS
Sat 15/1120:30IAD - LCY
1 stop15h 35mSWISS
Deal found 29/9£427

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 September 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 30/10

19:10-15:35

1 stop24h 25m

Washington, D.C. Dulles Intl

Fri 7/11

17:25-11:40

1 stop13h 15m

£413

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Thu 6/11

19:10-15:30

1 stop25h 20m

Washington, D.C. Dulles Intl

Mon 8/12

17:25-12:50

1 stop14h 25m

£413

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 3/12

19:10-15:30

1 stop25h 20m

Washington, D.C. Dulles Intl

Mon 8/12

17:25-12:50

1 stop14h 25m

£413

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 14/11

19:20-15:30

1 stop25h 10m

Washington, D.C. Dulles Intl

Mon 24/11

17:25-12:50

1 stop14h 25m

£413

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 23/1

09:55-20:15

1 stop15h 20m

Washington, D.C. Dulles Intl

Fri 30/1

13:05-11:40

2 stops17h 35m

£418

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Tue 18/11

09:50-20:15

1 stop15h 25m

Washington, D.C. Dulles Intl

Wed 3/12

22:00-16:40

1 stop13h 40m

£423

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Tue 28/10

09:50-21:15

1 stop15h 25m

Washington, D.C. Dulles Intl

Tue 4/11

17:15-17:35

1 stop19h 20m

£424

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Thu 13/11

09:40-20:15

1 stop15h 35m

Washington, D.C. Dulles Intl

Thu 20/11

22:00-16:40

1 stop13h 40m

£449

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Sat 1/11

10:00-17:05

1 stop11h 05m

Washington, D.C. Dulles Intl

Sun 9/11

18:05-08:50

1 stop9h 45m

£457

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 5/11

10:00-16:05

1 stop11h 05m

Washington, D.C. Dulles Intl

Mon 17/11

18:05-08:50

1 stop9h 45m

£457

Flights are sorted by cheapest return flights first.

Deals found on 29/9

Showing 1-10 of 24 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 24h 25m. The distance from London City Airport to Washington, D.C. Dulles Intl Airport is about 3684 mi.

  • What are the cheapest airlines to fly from London City Airport to Washington, D.C. Dulles Intl Airport one-way?

    £432 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on British Airways and Aer Lingus, with prices starting from £452 and £459, respectively.

  • 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.

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

    Currently, January is the cheapest month in which you can book a flight from London City Airport to Washington, D.C. Dulles Intl Airport (average of £599). Flying from London City Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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 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
Tysons

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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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