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$381+ Cheap flights from Washington to London City (LCY)

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LCY
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Washington to London City

Keep the following information in mind while searching for Washington to London City flight deals. Data was last updated September 15, 2025.

Round-trip from

$551
(Booking.com)

One-way from

$381
(Trip.com)

Popular in

June

Cheapest in

October

Average price

$697
From Washington to London City
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One-way flight from Washington to London City
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Highest demand for flights based on searches. 15% potential increase in price ($138 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Washington to London City

Cheapest flights from Washington to London City
Explore the most affordable flight options available from Washington to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This KAYAK deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:00 pmSEA - LCY
2 stops35h 50mSWISS
Tue 10/149:25 amLCY - SEA
2 stops17h 11mSWISS
Deal found 9/14$558
This KAYAK deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:40 pmSEA - LCY
2 stops18h 25mSWISS
Wed 12/39:25 amLCY - SEA
2 stops21h 50mSWISS
Deal found 9/13$564
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:40 pmSEA - LCY
1 stop15h 00mDelta
Fri 10/1010:00 amLCY - SEA
1 stop14h 05mDelta
Deal found 9/13$567
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/173:00 pmSEA - LCY
1 stop17h 35mDelta
Tue 12/210:00 amLCY - SEA
1 stop33h 50mDelta
Deal found 9/15$568
This KAYAK deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:37 pmSEA - LCY
2 stops17h 28mSWISS
Tue 11/189:15 amLCY - SEA
2 stops19h 36mSWISS
Deal found 9/13$569
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:10 amSEA - LCY
2 stops25h 25mDelta
Wed 12/39:20 amLCY - SEA
1 stop34h 30mDelta
Deal found 9/13$572
This Virgin Atlantic deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/142:00 pmSEA - LCY
1 stop19h 20mVirgin Atlantic
Tue 10/219:20 amLCY - SEA
2 stops21h 05mVirgin Atlantic
Deal found 9/14$578
This Virgin Atlantic deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:19 amSEA - LCY
2 stops17h 51mVirgin Atlantic
Tue 11/49:20 amLCY - SEA
2 stops21h 07mVirgin Atlantic
Deal found 9/13$582
This KAYAK deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:52 amPDX - LCY
2 stops23h 48mSWISS
Tue 12/169:15 amLCY - PDX
2 stops21h 00mSWISS
Deal found 9/14$593
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/171:25 pmPDX - LCY
1 stop12h 05mDelta
Tue 12/210:00 amLCY - PDX
1 stop33h 25mDelta
Deal found 9/14$597
This KAYAK deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:52 amPDX - LCY
2 stops23h 48mSWISS
Thu 12/45:45 pmLCY - PDX
2 stops36h 30mSWISS
Deal found 9/14$598
This Virgin Atlantic deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/143:19 pmPDX - LCY
2 stops18h 01mVirgin Atlantic
Tue 10/215:10 pmLCY - PDX
1 stop26h 10mVirgin Atlantic
Deal found 9/14$601

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Washington to London City Airport that are best for you.

Fly from

Washington

Fly to

London City

Route

Depart

Return

Price

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 10/1

5:40 pm-4:40 pm

1 stop15h 00m

London City

Fri 10/10

10:00 am-4:05 pm

1 stop14h 05m

$567

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Tue 11/18

3:00 pm-4:35 pm

1 stop17h 35m

London City

Wed 12/3

10:00 am-11:50 am

1 stop33h 50m

$568

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 10/6

5:40 pm-4:40 pm

1 stop15h 00m

London City

Wed 10/22

8:40 am-4:05 pm

1 stop15h 25m

$568

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 11/17

3:00 pm-4:35 pm

1 stop17h 35m

London City

Tue 12/2

10:00 am-11:50 am

1 stop33h 50m

$568

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 11/17

3:00 pm-7:15 am

1 stop32h 15m

London City

Wed 12/3

9:20 am-11:50 am

1 stop34h 30m

$568

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Tue 11/18

7:20 am-7:15 am

2 stops15h 55m

London City

Tue 11/25

5:05 pm-11:45 am

1 stop26h 40m

$572

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 2/11

3:05 pm-4:35 pm

1 stop17h 30m

London City

Tue 2/17

8:05 pm-11:40 am

1 stop23h 35m

$575

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 11/19

3:00 pm-8:50 am

1 stop33h 50m

London City

Tue 12/2

9:20 am-7:00 pm

2 stops41h 40m

$578

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 3/4

6:00 am-7:15 am

2 stops17h 15m

London City

Mon 3/9

5:50 pm-12:35 pm

1 stop25h 45m

$580

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 10/20

1:15 pm-8:50 am

1 stop11h 35m

London City

Thu 10/30

8:05 pm-12:25 pm

1 stop23h 20m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 49 results
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Best time to book a flight from Washington to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Washington to London City Airport

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

Find hourly flight availability from Washington to London City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Washington 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 State of Washington to London City Airport?

    There are many flights that can get you from State of Washington to London City Airport in 11h 35m. Fly via Delta or Virgin Atlantic to get the fastest option. There are 4908 mi between State of Washington and London City Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from State of Washington to London City Airport?

    The most popular flight routes from State of Washington to London City Airport are Seattle/Tacoma Intl - London City, Portland - London City and Spokane - London City.

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

    Yes. In addition to deals on Washington to London City flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to London City Airport?

    Currently, April is the cheapest month in which you can book a flight from State of Washington to London City Airport (average of $686). Flying from State of Washington to London City Airport in July is currently the most expensive (average of $1,046). 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

Traveling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Wembley
Folkestone
Chichester
Eastbourne
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington to London City

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Washington to London City

Discover the top airline that operate flights from Washington to London City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$962Average$1,000FlexibilityNo cancel feeOn-time77%

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