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Cheap flights from London City Airport to Seattle from £410

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 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — SEA
6 Jun — 13 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London City to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from London City to Seattle
Explore the most affordable flight options available from London City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 May 2026.

Thu 15/1008:25
LCY
-
SEA
1 stop16h 14m
Virgin Atlantic
Thu 22/1017:40
SEA
-
LCY
1 stop15h 00m
Virgin Atlantic
Deal found 4/5£595
Thu 15/1010:00
LCY
-
SEA
1 stop14h 39m
KLM
Wed 21/1013:45
SEA
-
LCY
1 stop11h 45m
KLM
Deal found 4/5£605
Wed 3/608:25
LCY
-
SEA
1 stop15h 59m
Virgin Atlantic
Wed 24/617:45
SEA
-
LCY
1 stop14h 55m
Virgin Atlantic
Deal found 3/5£606
Mon 2/1107:45
LCY
-
SEA
2 stops19h 14m
Virgin Atlantic
Wed 20/106:00
SEA
-
LCY
2 stops17h 15m
Virgin Atlantic
Deal found 6/5£609
Mon 2/1107:45
LCY
-
SEA
2 stops19h 14m
Virgin Atlantic
Wed 11/1107:20
SEA
-
LCY
2 stops18h 10m
Virgin Atlantic
Deal found 5/5£610
Sat 26/910:00
LCY
-
SEA
1 stop14h 35m
KLM
Thu 22/1013:45
SEA
-
LCY
1 stop11h 45m
KLM
Deal found 3/5£621
Thu 3/910:00
LCY
-
SEA
1 stop14h 35m
KLM
Thu 10/913:50
SEA
-
LCY
1 stop11h 40m
KLM
Deal found 5/5£622

Find flight deals from London City to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from London City (LCY) to Seattle (SEA). 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 7 May 2026.

Round-trip from

£595

One-way from

£410

Popular in

July

Cheapest in

February

Average price

£535
Virgin Atlantic
  • Virgin Atlantic
  • 15/10-22/10
  • 2 total stops
  • 31h 14m total
  • London to Seattle
Search Deals
SWISS
  • SWISS
  • 14/9
  • 2 total stops
  • 18h 32m total
  • London to Seattle
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£50 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 May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London City to Seattle 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 7 May 2026.
Use the filters below to find and compare flights from London City Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSeattle

LCY - SEA

LCYSEA

London City

Thu 15/10

09:20-22:11

2 stops20h 51m

Seattle/Tacoma Intl

Thu 22/10

07:20-09:30

2 stops18h 10m

£612
Fastest return journey

LondonSeattle

LCY - SEA

LCYSEA

London City

Sat 26/9

12:10-16:35

1 stop12h 25m

Seattle/Tacoma Intl

Thu 22/10

13:45-09:30

1 stop11h 45m

£621

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 3/6

09:20-16:24

1 stop15h 04m

Seattle/Tacoma Intl

Sun 7/6

17:45-16:40

1 stop14h 55m

£632

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 1/6

20:15-11:37

1 stop23h 22m

Seattle/Tacoma Intl

Mon 8/6

17:45-17:20

1 stop15h 35m

£632

LondonSeattle

LCY - SEA

LCYSEA

London City

Thu 4/6

10:00-16:24

1 stop14h 24m

Seattle/Tacoma Intl

Mon 15/6

17:45-16:40

1 stop14h 55m

£633

LondonSeattle

LCY - SEA

LCYSEA

London City

Thu 11/6

10:00-16:24

1 stop14h 24m

Seattle/Tacoma Intl

Sun 14/6

13:55-09:30

1 stop11h 35m

£663

LondonSeattle

LCY - SEA

LCYSEA

London City

Tue 1/9

09:15-20:43

2 stops19h 28m

Seattle/Tacoma Intl

Tue 8/9

07:00-12:35

2 stops21h 35m

£665

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 21/9

09:15-20:43

2 stops19h 28m

Seattle/Tacoma Intl

Sat 3/10

15:30-17:25

2 stops17h 55m

£739

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 21/9

09:15-20:43

2 stops19h 28m

Seattle/Tacoma Intl

Sun 4/10

07:00-12:35

2 stops21h 35m

£809

LondonSeattle

LCY - SEA

LCYSEA

London City

Thu 15/10

09:15-18:32

2 stops17h 17m

Seattle/Tacoma Intl

Thu 29/10

11:00-12:50

2 stops18h 50m

£832

Flights are sorted by cheapest return flights first.

Deals found on 3/5

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from London City to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle 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 Seattle

What’s the top stopover airport for flights from London City Airport to Seattle?

Share of one-stop return flights from London City Airport to Seattle chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Amsterdam (AMS) – chosen by Cheapflights users on 67% of one-stop itineraries from London City Airport to Seattle on Cheapflights.

What’s the cheapest stopover airport for flights from London City Airport to Seattle?

Average return fare for one-stop flights from London City Airport to Seattle, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Amsterdam (AMS) is the most affordable one-stop option, with an average return flight price of £600.

What’s the fastest stopover option from London City Airport to Seattle?

Shortest average travel time for one-stop one-way flights from London City Airport to Seattle, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Zurich (ZRH) have the shortest average one-way travel time for one-stop routes: 13h 30m.

Which airport typically offers the quickest stopover for flights from London City Airport to Seattle?

Average stopover duration for one-stop one-way flights from London City Airport to Seattle, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Zurich (ZRH) offer the fastest connection on this route, with an average stopover time of 2h 58m.

Related info for your journey

Find useful and relevant information for your journey from London City to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from London City?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from London City to Seattle. 0 airlines have flights to Seattle/Tacoma Intl from London City on a regular basis. Booking flights from London City to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 0 inbound flights from London City per day.

  • How long is the flight from London City Airport to Seattle?

    Virgin Atlantic, KLM, and Delta can get you from London City Airport to Seattle in just under 12h 25m. Your travel time can differ by up to 8h 26m. Airlines will cover a distance of 4794 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London City to Seattle 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Federal Way
SeaTac

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How does Cheapflights help users find flights from London City to Seattle?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London City to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from London City to Seattle?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from London City.

Can Cheapflights find flights from London City to Seattle with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London City to Seattle, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from London City to Seattle become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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