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Cheap flights from London City Airport to Washington, D.C. Dulles Intl Airport from £412

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — IAD
5 May — 12 May1
1 adult

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 April 2025.

Round-trip from

£528

One-way from

£412

Popular in

July

Cheapest in

February

Average price

£529
SWISS
  • SWISS
  • 15/9-18/9
  • 2 total stops
  • 22h 50m total
  • London to Washington, D.C.
Search Deals
15/5
  • 15/5
  • 3 total stops
  • 32h 15m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£54 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 April 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 April 2025.

Mon 15/908:45LCY - IAD
1 stop12h 05mMultiple Airlines
Thu 18/920:45IAD - LCY
1 stop10h 45mMultiple Airlines
Deal found 29/4£528
Mon 15/909:25LCY - IAD
1 stop11h 50mSWISS
Wed 24/920:45IAD - LCY
1 stop10h 45mSWISS
Deal found 29/4£538
Tue 13/508:45LCY - IAD
1 stop12h 05mLufthansa
Sun 18/517:15IAD - LCY
1 stop18h 10mLufthansa
Deal found 29/4£549
Fri 19/909:05LCY - IAD
1 stop11h 45mBritish Airways
Sun 28/917:20IAD - LCY
1 stop10h 10mBritish Airways
Deal found 29/4£557
Mon 15/910:00LCY - IAD
2 stops19h 07mVirgin Atlantic
Wed 24/913:00IAD - LCY
2 stops13h 15mVirgin Atlantic
Deal found 29/4£579
Thu 8/510:00LCY - IAD
1 stop10h 35mKLM
Wed 14/517:25IAD - LCY
1 stop10h 25mKLM
Deal found 29/4£592
Mon 5/516:50LCY - IAD
1 stop26h 50mITA Airways
Tue 13/516:30IAD - LCY
1 stop12h 35mITA Airways
Deal found 29/4£642
Wed 30/406:45LCY - IAD
1 stop17h 45mAer Lingus
Tue 6/521:00IAD - LCY
1 stop10h 45mAer Lingus
Deal found 29/4£782

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 April 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

Mon 15/9

08:45-15:50

1 stop12h 05m

Washington, D.C. Dulles Intl

Thu 18/9

20:45-12:30

1 stop10h 45m

£528

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 15/9

09:25-16:15

1 stop11h 50m

Washington, D.C. Dulles Intl

Wed 24/9

20:45-12:30

1 stop10h 45m

£538

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Tue 13/5

08:45-15:50

1 stop12h 05m

Washington, D.C. Dulles Intl

Sun 18/5

17:15-16:25

1 stop18h 10m

£549

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 19/9

09:05-15:50

1 stop11h 45m

Washington, D.C. Dulles Intl

Sun 28/9

17:20-08:30

1 stop10h 10m

£557

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 15/9

10:00-00:07

2 stops19h 07m

Washington, D.C. Dulles Intl

Wed 24/9

13:00-07:15

2 stops13h 15m

£579

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 15/9

07:45-15:35

1 stop12h 50m

Washington, D.C. Dulles Intl

Sat 20/9

17:25-17:20

1 stop18h 55m

£614

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 27/8

09:05-15:50

1 stop11h 45m

Washington, D.C. Dulles Intl

Wed 3/9

17:20-08:30

1 stop10h 10m

£802

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Thu 3/7

10:40-14:40

2 stops33h 00m

Washington, D.C. Dulles Intl

Sun 6/7

16:30-13:10

2 stops15h 40m

£812

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Thu 15/5

13:05-16:20

3 stops32h 15m

£412

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 14/5

09:25-16:15

1 stop11h 50m

£488

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 15 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from London City Airport to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 30 April 2025.
Read through reviews of airlines operating flights from London to Washington, D.C., such as KLM, SWISS and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,334 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,334 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
SWISS
7.5
Good
1,588 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Virgin Atlantic
7.4
Good
642 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Aer Lingus
7.0
Good
1,076 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
ITA Airways
6.7
Okay
967 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.7

Overall

7.8

Entertainment

7.1

Food

7.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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.

  • What are the cheapest airlines flying from London City Airport to Washington, D.C. Dulles Intl Airport round-trip?

    Our cheapest airline available from London City Airport to Washington, D.C. Dulles Intl Airport is SWISS. Our recent data shows that you can find tickets from as low as £538 on this airline. Additional options worth looking into are Lufthansa and British Airways, starting at £549 and £557 round-trip.

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

    £488 is the cheapest one-way deal found within the past few days, from SWISS. You may also be able to find cheap deals on Aer Lingus and Lufthansa, with prices starting from £537 and £584, 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 London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Silver Spring
Arlington
Woodbridge
College Park
Laurel
Tysons

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