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

SWISS and Virgin Atlantic can get you from London City Airport to Seattle in just under 19h 47m. Your travel time can differ by up to 2h 13m. Airlines will cover a distance of 4794 mi. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London City Airport to Seattle as you normally would.

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.

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.

£384+ Cheap Flights from London City Airport to Seattle

Cheap flight deals from London City to Seattle

Enter your travel dates to find the best prices.

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Best

Last-minute

One-way

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 25 October 2026.

Fri 6/1120:05 -

1 stop23h 42m

Mon 9/1114:35 -

1 stop19h 50m

Deal found 23/10£423

Thu 24/1220:05 -

1 stop23h 45m

Wed 6/114:25 -

1 stop35h 05m

Deal found 23/10£424

Tue 24/1108:40 -

1 stop35h 07m

Tue 1/1214:35 -

1 stop18h 45m

Deal found 20/10£430

Thu 26/1120:05 -

1 stop23h 42m

Wed 5/517:40 -

1 stop15h 00m

Deal found 24/10£431

Thu 26/1110:00 -

2 stops36h 55m

Wed 9/1214:35 -

1 stop18h 00m

Deal found 23/10£434

Tue 1/1220:05 -

1 stop23h 45m

Sun 6/1214:35 -

1 stop18h 00m

Deal found 23/10£439

Thu 26/1118:55 -

1 stop24h 52m

Sun 31/114:25 -

1 stop18h 10m

Deal found 24/10£440

Wed 2/1209:15 -

2 stops19h 32m

Tue 8/1215:20 -

2 stops17h 45m

Deal found 24/10£442

Find flight deals from London City to Seattle

Round-trip from	£423
One-way from	£384
Popular in	August
Cheapest in	February
Average price	£531

KLM
6/11-9/11
2 total stops
43h 32m total
London to Seattle

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Virgin Atlantic
13/3-31/12
1 total stop
34h 55m total
London to Seattle

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£35 potential increase over avg. return price).

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Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

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Cheapflights Fare Finder

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 London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Mon 18/1

17:05-11:49

1 stop26h 44m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£390

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Mon 1/2

09:15-23:15

2 stops22h 00m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£391

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Sun 31/1

13:45-16:02

2 stops34h 17m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£395

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Thu 25/2

09:15-22:45

2 stops21h 30m

Seattle/Tacoma Intl

Mon 1/3

15:30-17:05

2 stops17h 35m

£437

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Tue 16/2

09:15-23:15

2 stops22h 00m

Seattle/Tacoma Intl

Mon 1/3

15:32-17:05

2 stops17h 33m

£448

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Sun 11/4

20:45-18:55

2 stops30h 10m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£454

Fastest return journey

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Thu 1/4

10:00-16:20

1 stop14h 20m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£470

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 16/12

08:40-22:55

2 stops22h 15m

Seattle/Tacoma Intl

Wed 30/12

14:35-16:35

1 stop18h 00m

£483

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Fri 4/12

09:15-23:44

2 stops22h 29m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£495

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Thu 14/1

07:40-16:56

2 stops41h 16m

Seattle/Tacoma Intl

Wed 31/12

00:00-09:00

Nonstop0h 00m

£511

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 23 resultsSorted by cheapest first

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.

LCY-SEA

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

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?
SWISS and Virgin Atlantic can get you from London City Airport to Seattle in just under 19h 47m. Your travel time can differ by up to 2h 13m. 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.

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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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Cheap flights from London City Airport to Seattle from £384

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London City to Seattle

Cheapest flights from London City to SeattleExplore 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 25 October 2026.

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 25 October 2026.

Best flights from London City to SeattleDiscover carefully curated flight deals from London City to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Discover carefully curated flight deals from London City to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from London City to SeattleDiscover last-minute flight deals from London City to Seattle. Data last updated 25 October 2026 and is based on user searches.

Discover last-minute flight deals from London City to Seattle. Data last updated 25 October 2026 and is based on user searches.

One-way flights from London City to SeattleSearch for one-way flight options from London City to Seattle. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

Search for one-way flight options from London City to Seattle. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.

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Use the filters below to find and compare flights from London City Airport to Seattle that are best for you.

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.

Related info for your journey

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

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

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

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

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

Travelling to a place near Seattle?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London City to Seattle

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Complete your trip

Complete your trip to Seattle by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Washington

Book a non-stop flight to one of these other cities located in Washington.

Search flights from London City to Seattle by cabin class

Find flights from London City to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London City and Seattle flights

Browse other London City and Seattle flight options. Last updated on 25 October 2026.

Other flights from London City

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Other flights to Seattle

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

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

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

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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 25 October 2026.

Best flights from London City to Seattle
Discover carefully curated flight deals from London City to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 October 2026.

Last-minute flights from London City to Seattle
Discover last-minute flight deals from London City to Seattle. Data last updated 25 October 2026 and is based on user searches.

One-way flights from London City to Seattle
Search for one-way flight options from London City to Seattle. Find affordable one-way fares based on user searches. Data last updated 25 October 2026.