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Cheap flights from Washington to London City Airport from £247

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LCY
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Round-trip from

£493

One-way from

£247

Popular in

June

Cheapest in

January

Average price

£757
SWISS
  • SWISS
  • 16/9-7/10
  • 4 total stops
  • 50h 17m total
  • Washington to London
Search Deals
28/7
  • 28/7
  • 2 total stops
  • 22h 20m total
  • Washington to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£79 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 13 June 2025.

Tue 16/914:29SEA - LCY
2 stops19h 01mSWISS
Tue 7/1019:20LCY - SEA
2 stops31h 16mSWISS
Deal found 11/6£493
Wed 8/1014:20SEA - LCY
1 stop18h 05mMultiple Airlines
Wed 22/1009:25LCY - SEA
2 stops17h 11mMultiple Airlines
Deal found 11/6£525
Tue 23/908:30PDX - LCY
2 stops25h 00mSWISS
Tue 7/1019:20LCY - PDX
2 stops31h 26mSWISS
Deal found 11/6£528
Tue 23/910:55PDX - LCY
2 stops21h 30mLufthansa
Tue 14/1019:10LCY - PDX
2 stops31h 23mLufthansa
Deal found 11/6£531
Wed 1/1014:15PDX - LCY
2 stops18h 10mMultiple Airlines
Wed 15/1009:25LCY - PDX
2 stops17h 21mMultiple Airlines
Deal found 11/6£535
Tue 16/914:20SEA - LCY
1 stop18h 05mLufthansa
Tue 23/919:10LCY - SEA
1 stop24h 45mLufthansa
Deal found 11/6£543
Tue 19/813:46PDX - LCY
2 stops19h 34mKLM
Tue 9/919:00LCY - PDX
1 stop24h 20mKLM
Deal found 12/6£546
Mon 4/813:15PDX - LCY
1 stop12h 15mDelta
Mon 18/810:00LCY - PDX
2 stops45h 49mDelta
Deal found 11/6£550
Wed 6/814:10SEA - LCY
1 stop21h 30mVirgin Atlantic
Fri 22/809:20LCY - SEA
2 stops21h 05mVirgin Atlantic
Deal found 11/6£553
Wed 27/819:35SEA - LCY
1 stop13h 55mAer Lingus
Fri 12/909:05LCY - SEA
1 stop16h 45mAer Lingus
Deal found 12/6£566
Sun 26/1014:25PDX - LCY
1 stop12h 05mVirgin Atlantic
Sun 9/1117:50LCY - PDX
1 stop25h 35mVirgin Atlantic
Deal found 11/6£580
Fri 10/1013:55SEA - LCY
1 stop13h 45mKLM
Thu 23/1009:20LCY - SEA
1 stop14h 45mKLM
Deal found 11/6£581

Cheapflights Fare Finder

Customise 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 858,174 searches. Data last updated 13 June 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

Tue 16/9

14:29-17:30

2 stops19h 01m

London City

Tue 7/10

19:20-18:36

2 stops31h 16m

£493

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 8/10

14:20-16:25

1 stop18h 05m

London City

Wed 22/10

09:25-18:36

2 stops17h 11m

£525

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 23/9

08:30-17:30

2 stops25h 00m

London City

Tue 7/10

19:20-18:46

2 stops31h 26m

£528

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 23/9

10:55-16:25

2 stops21h 30m

London City

Tue 14/10

19:10-18:33

2 stops31h 23m

£531

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 1/10

14:15-16:25

2 stops18h 10m

London City

Wed 15/10

09:25-18:46

2 stops17h 21m

£535

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Tue 16/9

14:20-16:25

1 stop18h 05m

London City

Tue 23/9

19:10-11:55

1 stop24h 45m

£543

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 19/8

13:46-17:20

2 stops19h 34m

London City

Tue 9/9

19:00-11:20

1 stop24h 20m

£546

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 4/8

13:15-09:30

1 stop12h 15m

London City

Mon 18/8

10:00-23:49

2 stops45h 49m

£550

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 6/8

14:10-19:40

1 stop21h 30m

London City

Fri 22/8

09:20-22:25

2 stops21h 05m

£553

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 27/8

19:35-17:30

1 stop13h 55m

London City

Fri 12/9

09:05-17:50

1 stop16h 45m

£566

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 40 results
1
2
3
4

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 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 Washington to London City Airport

Rainfall in London City by month

Plan your trip to London City by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London City Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London City Airport when rainfall is around 40.0 mm.

Temperature in London City by month

Plan your trip to London City by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London City 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London City

Get insights into the airlines that provide service to London City. 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 London City. Reviews last updated 13 June 2025.
Read reviews from past customers who have flown Delta, KLM and SWISS from Washington to London. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,624 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from State of Washington to London City Airport one-way?

    The cheapet airlines for a one-way flight from State of Washington to London City Airport are SWISS (£318), Lufthansa (£321), and United Airlines (£341).

  • 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 holiday 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, February is the cheapest month in which you can book a flight from State of Washington to London City Airport (average of £161). Flying from State of Washington to London City Airport in August is currently the most expensive (average of £214). 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?

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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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