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

Delta and British Airways can get you from London City Airport to Washington, D.C. Dulles Intl Airport in just under 11h 05m. Your travel time can differ by up to 6h 35m. Airlines will cover a distance of 3684 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from LCY to IAD?

When flying from London City Airport to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 vacation 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.

$572+ Flights from London City Airport to Washington, D.C. Dulles Intl Airport

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Cheap 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 January 1, 2026.

Wed 12/315:40 pmLCY - IAD

1 stop26h 50mSWISS

Tue 1/68:30 pmIAD - LCY

1 stop31h 10mSWISS

Deal found 12/31

$1,390

Wed 12/318:05 pmLCY - IAD

1 stop25h 00mKLM

Sun 1/46:05 pmIAD - LCY

1 stop9h 45mKLM

Deal found 12/31

$2,377

Wed 12/317:15 pmLCY - IAD

2 stops25h 20mIberia

Sun 1/46:00 pmIAD - LCY

1 stop15h 35mIberia

Deal found 12/31

$3,271

Best flights from London City to Dulles Intl
Discover carefully curated flight deals from London City to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 1, 2026.

Fri 3/610:00 amLCY - IAD

1 stop11h 05mDelta

Thu 3/127:05 pmIAD - LCY

1 stop9h 45mDelta

Deal found 12/31

$611

Fri 3/66:50 amLCY - IAD

1 stop17h 40mBritish Airways

Mon 3/1610:00 pmIAD - LCY

1 stop16h 35mBritish Airways

Deal found 12/31

$621

Mon 1/267:45 amLCY - IAD

1 stop13h 20mVirgin Atlantic

Mon 2/212:32 pmIAD - LCY

2 stops13h 43mVirgin Atlantic

Deal found 12/30

$646

Wed 3/48:40 amLCY - IAD

1 stop12h 25mKLM

Wed 3/117:05 pmIAD - LCY

1 stop9h 45mKLM

Deal found 12/31

$646

Thu 3/56:50 amLCY - IAD

1 stop13h 45mBritish Airways

Mon 3/1610:00 pmIAD - LCY

1 stop18h 40mBritish Airways

Deal found 12/31

$621

Mon 2/210:00 amLCY - IAD

1 stop11h 05mDelta

Mon 2/166:05 pmIAD - LCY

1 stop9h 45mDelta

Deal found 12/30

$646

Wed 1/289:20 amLCY - IAD

2 stops14h 49mVirgin Atlantic

Wed 2/412:32 pmIAD - LCY

2 stops13h 43mVirgin Atlantic

Deal found 12/31

$651

Thu 2/126:50 amLCY - IAD

1 stop13h 45mBritish Airways

Mon 2/165:05 pmIAD - LCY

1 stop23h 25mBritish Airways

Deal found 12/30

$628

Tue 2/310:00 amLCY - IAD

1 stop11h 05mDelta

Mon 2/166:05 pmIAD - LCY

1 stop9h 45mDelta

Deal found 12/30

$646

Fri 2/136:50 amLCY - IAD

1 stop13h 45mBritish Airways

Tue 4/710:32 amIAD - LCY

2 stops17h 03mBritish Airways

Deal found 12/31

$633

Last-minute flights from London City to Dulles Intl
Discover last-minute flight deals from London City to Dulles Intl. Data last updated January 1, 2026 and is based on user searches.

Thu 1/85:40 pmLCY - IAD

2 stops49h 20mSWISS

Wed 1/145:25 pmIAD - LCY

1 stop14h 30mSWISS

Deal found 12/30

$637

Tue 1/139:15 amLCY - IAD

1 stop12h 25mSWISS

Sun 1/255:25 pmIAD - LCY

1 stop14h 30mSWISS

Deal found 12/30

$640

Tue 1/137:45 amLCY - IAD

1 stop13h 20mVirgin Atlantic

Mon 1/196:05 pmIAD - LCY

1 stop10h 25mVirgin Atlantic

Deal found 12/31

$644

Tue 1/208:40 amLCY - IAD

1 stop12h 25mKLM

Tue 10/65:40 pmIAD - LCY

1 stop10h 10mKLM

Deal found 12/31

$645

Fri 1/239:20 amLCY - IAD

1 stop12h 20mMultiple Airlines

Mon 2/25:15 pmIAD - LCY

1 stop11h 00mMultiple Airlines

Deal found 12/31

$603

Mon 1/268:40 amLCY - IAD

1 stop12h 25mVirgin Atlantic

Mon 2/26:05 pmIAD - LCY

1 stop9h 45mVirgin Atlantic

Deal found 12/31

$609

Mon 1/269:50 amLCY - IAD

1 stop15h 25mLufthansa

Mon 2/25:15 pmIAD - LCY

1 stop11h 00mLufthansa

Deal found 12/30

$632

Tue 1/2710:00 amLCY - IAD

1 stop11h 05mKLM

Tue 2/36:05 pmIAD - LCY

1 stop9h 45mKLM

Deal found 12/30

$646

Tue 1/2710:00 amLCY - IAD

2 stops14h 09mVirgin Atlantic

Tue 2/312:23 pmIAD - LCY

2 stops13h 52mVirgin Atlantic

Deal found 12/30

$652

Wed 1/286:50 amLCY - IAD

1 stop13h 45mBritish Airways

Wed 2/45:05 pmIAD - LCY

1 stop10h 30mBritish Airways

Deal found 12/31

$625

Wed 1/289:20 amLCY - IAD

2 stops14h 49mVirgin Atlantic

Wed 2/412:32 pmIAD - LCY

2 stops13h 43mVirgin Atlantic

Deal found 12/31

$651

Fri 1/309:20 amLCY - IAD

1 stop12h 20mSWISS

Wed 2/116:10 pmIAD - LCY

2 stops13h 45mSWISS

Deal found 12/30

$648

One-way flights from London City to Dulles Intl
Search for one-way flight options from London City to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated January 1, 2026.

Sun 3/87:20 pmLCY - IAD

1 stop24h 05mSWISS

Deal found 12/30

$572

Wed 2/258:40 amLCY - IAD

1 stop12h 25mDelta

Deal found 12/30

$573

Mon 2/165:45 pmLCY - IAD

1 stop26h 20mSWISS

Deal found 12/31

$575

Thu 2/59:15 amLCY - IAD

1 stop12h 25mSWISS

Deal found 12/31

$576

Sun 3/88:05 pmLCY - IAD

1 stop25h 00mVirgin Atlantic

Deal found 12/30

$583

Sun 3/11:20 pmLCY - IAD

3 stops26h 20mMultiple Airlines

Deal found 12/30

$594

Sun 2/157:20 pmLCY - IAD

1 stop24h 45mSWISS

Deal found 12/30

$600

Mon 3/91:30 pmLCY - IAD

2 stops30h 05mSWISS

Deal found 12/30

$601

Sat 2/288:35 amLCY - IAD

1 stop13h 05mSWISS

Deal found 12/31

$608

Thu 2/267:10 pmLCY - IAD

1 stop24h 55mSWISS

Deal found 12/30

$609

Fri 2/209:20 amLCY - IAD

1 stop12h 20mSWISS

Deal found 12/30

$612

Find flight deals from London City to Dulles Intl

Most accurate provider	OneTravel 3 stars
Most trusted provider	OneTravel 3 stars
Round-trip from	$589 (SWISS)
One-way from	$572 (SWISS)
Popular in	July
Cheapest in	February
Average price	$657

Provider with most accurate pricing for London (LON)-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for London (LON)-Washington, D.C. (WAS) flights.

Search Deals

From London City to Washington, D.C. Dulles Intl

Search Deals

One-way flight from London City to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($105 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2026

Search Deals

Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 3/6

10:00 am-4:05 pm

1 stop11h 05m

Washington, D.C. Dulles Intl

Thu 3/12

7:05 pm-8:50 am

1 stop9h 45m

$611

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 3/6

6:50 am-7:30 pm

1 stop17h 40m

Washington, D.C. Dulles Intl

Mon 3/16

10:00 pm-6:35 pm

1 stop16h 35m

$621

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Thu 3/5

6:50 am-3:35 pm

1 stop13h 45m

Washington, D.C. Dulles Intl

Mon 3/16

10:00 pm-8:40 pm

1 stop18h 40m

$621

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Thu 2/12

6:50 am-3:35 pm

1 stop13h 45m

Washington, D.C. Dulles Intl

Mon 2/16

5:05 pm-9:30 pm

1 stop23h 25m

$628

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Fri 2/13

6:50 am-3:35 pm

1 stop13h 45m

Washington, D.C. Dulles Intl

Tue 4/7

10:32 am-8:35 am

2 stops17h 03m

$633

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 1/26

7:45 am-4:05 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

Mon 2/2

12:32 pm-7:15 am

2 stops13h 43m

$646

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 3/4

8:40 am-4:05 pm

1 stop12h 25m

Washington, D.C. Dulles Intl

Wed 3/11

7:05 pm-8:50 am

1 stop9h 45m

$646

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Mon 2/2

10:00 am-4:05 pm

1 stop11h 05m

Washington, D.C. Dulles Intl

Mon 2/16

6:05 pm-8:50 am

1 stop9h 45m

$646

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Tue 2/3

10:00 am-4:05 pm

1 stop11h 05m

Washington, D.C. Dulles Intl

Mon 2/16

6:05 pm-8:50 am

1 stop9h 45m

$646

LondonWashington, D.C.

LCY - IAD

LCYIAD

London City

Wed 1/28

9:20 am-7:09 pm

2 stops14h 49m

Washington, D.C. Dulles Intl

Wed 2/4

12:32 pm-7:15 am

2 stops13h 43m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 21 results

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 round-trip 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

How long is the flight from London City Airport to Washington, D.C. Dulles Intl Airport?
Delta and British Airways can get you from London City Airport to Washington, D.C. Dulles Intl Airport in just under 11h 05m. Your travel time can differ by up to 6h 35m. Airlines will cover a distance of 3684 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with 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 vacation 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

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$572+ Cheap flights from London City (LCY) to Dulles Intl (IAD)

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from London City to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from London City to Dulles Intl

Cheapest flights from London City to Dulles IntlExplore 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 January 1, 2026.

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 January 1, 2026.

Find flight deals from London City to Dulles Intl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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.

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.

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?

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

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

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

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

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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 January 1, 2026.