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Cheap flights from London City Airport to Seattle from £401

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 18/11. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — SEA
31 Aug — 7 Sep1
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 1 August 2026.

Wed 14/1009:20
LCY
-
SEA
1 stop15h 15m
Virgin Atlantic
Wed 28/1006:00
SEA
-
LCY
2 stops18h 15m
Virgin Atlantic
Deal found 29/7£519
Wed 28/1020:05
LCY
-
SEA
2 stops31h 22m
Virgin Atlantic
Thu 5/1106:00
SEA
-
LCY
2 stops18h 10m
Virgin Atlantic
Deal found 29/7£525
Fri 20/1108:40
LCY
-
SEA
2 stops20h 06m
Virgin Atlantic
Mon 30/1114:35
SEA
-
LCY
1 stop19h 50m
Virgin Atlantic
Deal found 30/7£531
Mon 14/910:00
LCY
-
SEA
1 stop14h 35m
Virgin Atlantic
Mon 21/917:45
SEA
-
LCY
1 stop15h 35m
Virgin Atlantic
Deal found 28/7£536
Mon 14/909:15
LCY
-
SEA
1 stop34h 40m
Lufthansa
Mon 21/914:10
SEA
-
LCY
1 stop19h 45m
Lufthansa
Deal found 29/7£540
Tue 15/908:25
LCY
-
SEA
1 stop16h 10m
Virgin Atlantic
Wed 30/917:45
SEA
-
LCY
1 stop18h 00m
Virgin Atlantic
Deal found 27/7£542
Wed 9/909:20
LCY
-
SEA
1 stop15h 15m
Virgin Atlantic
Wed 23/917:45
SEA
-
LCY
1 stop14h 55m
Virgin Atlantic
Deal found 27/7£544
Wed 9/918:30
LCY
-
SEA
1 stop25h 25m
Lufthansa
Tue 22/914:10
SEA
-
LCY
1 stop19h 45m
Lufthansa
Deal found 31/7£545
Wed 9/908:25
LCY
-
SEA
1 stop16h 10m
Virgin Atlantic
Wed 30/917:45
SEA
-
LCY
1 stop14h 55m
Virgin Atlantic
Deal found 27/7£545

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 1 August 2026.

Round-trip from

£519

One-way from

£401

Popular in

December

Cheapest in

February

Average price

£594
Virgin Atlantic
  • Virgin Atlantic
  • 14/10-28/10
  • 3 total stops
  • 33h 30m total
  • London to Seattle
Search Deals
Iberia
  • Iberia
  • 18/11
  • 2 total stops
  • 20h 30m total
  • London to Seattle
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 1 August 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

Fri 28/8

19:00-11:37

1 stop24h 37m

Seattle/Tacoma Intl

Sat 12/9

17:45-19:45

1 stop18h 00m

£566

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 9/9

09:20-16:35

1 stop15h 15m

Seattle/Tacoma Intl

Wed 23/9

17:45-18:30

1 stop16h 45m

£573

LondonSeattle

LCY - SEA

LCYSEA

London City

Sat 7/11

08:40-22:05

2 stops21h 25m

Seattle/Tacoma Intl

Thu 12/11

08:25-08:10

2 stops15h 45m

£578

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 9/9

08:25-16:35

1 stop16h 10m

Seattle/Tacoma Intl

Fri 25/9

06:00-07:55

2 stops17h 55m

£579

LondonSeattle

LCY - SEA

LCYSEA

London City

Sun 25/10

18:55-16:45

2 stops28h 50m

Seattle/Tacoma Intl

Wed 28/10

06:00-08:50

2 stops19h 50m

£586

LondonSeattle

LCY - SEA

LCYSEA

London City

Tue 15/9

19:00-11:47

1 stop24h 47m

Seattle/Tacoma Intl

Tue 22/9

13:50-16:40

1 stop18h 50m

£591

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 19/8

07:45-16:27

1 stop16h 42m

Seattle/Tacoma Intl

Mon 24/8

17:45-19:45

1 stop18h 00m

£711
Fastest return journey

LondonSeattle

LCY - SEA

LCYSEA

London City

Fri 14/8

09:20-16:27

1 stop15h 07m

Seattle/Tacoma Intl

Mon 17/8

13:50-09:30

1 stop11h 40m

£722

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 26/8

09:20-20:20

2 stops19h 00m

Seattle/Tacoma Intl

Tue 8/9

17:45-18:30

1 stop16h 45m

£727
Cheapest one-way

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 23/9

09:10-17:10

1 stop16h 00m

£455

Flights are sorted by cheapest return flights first.

Deals found on 29/7

Showing 1-10 of 19 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.

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 can get you from London City Airport to Seattle in just under 24h 37m. Your travel time can differ by up to . Airlines will cover a distance of 4794 mi.

  • 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
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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