What is the cheapest airline that flies from London City to Seattle/Tacoma Intl?

SWISS and British Airways are the most popular carriers operating from London City to Seattle/Tacoma Intl

When did momondo last update prices for flights from London City Airport to Seattle/Tacoma Intl Airport?

Prices for flights from London City Airport to Seattle/Tacoma Intl Airport were last updated today.

How old do you have to be to fly from London City Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London City Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$515 Cheap Flights from London City Airport to Seattle in 2025/26

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Find the cheapest flights from London City Airport to Seattle

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9:15 am - 11:30 pm

LCY

SEA

22h 15m2 stops

12:36 pm - 5:05 pm

SEA

LCY

20h 29m2 stops

$560SWISS

Thu, Feb 26 - Thu, Mar 5

5:50 pm - 12:35 pm

LCY

SEA

25h 45m1 stop

1:45 pm - 4:40 pm

SEA

LCY

18h 55m1 stop

$562Virgin Atlantic

Sun, Mar 8 - Tue, Mar 31

8:05 pm - 11:50 am

LCY

SEA

23h 45m1 stop

3:10 pm - 5:20 pm

SEA

LCY

18h 10m1 stop

$563Virgin Atlantic

Tue, Jan 20 - Tue, Jan 27

5:05 pm - 11:50 am

LCY

SEA

26h 45m1 stop

6:10 am - 8:50 am

SEA

LCY

18h 40m2 stops

$566Virgin Atlantic

Tue, Jan 13 - Mon, Mar 2

6:55 pm - 5:09 pm

LCY

SEA

29h 14m2 stops

1:45 pm - 5:20 pm

SEA

LCY

19h 35m1 stop

$568Virgin Atlantic

Sun, Mar 8 - Tue, Mar 31

10:00 am - 10:25 pm

LCY

SEA

20h 25m2 stops

7:10 am - 8:50 am

SEA

LCY

17h 40m2 stops

$569Virgin Atlantic

Mon, Jan 12 - Mon, Jan 26

8:05 pm - 4:38 pm

LCY

SEA

28h 33m2 stops

7:10 am - 7:15 am

SEA

LCY

16h 05m2 stops

$571Virgin Atlantic

Mon, Jan 12 - Mon, Jan 26

9:10 am - 9:54 pm

LCY

SEA

19h 44m2 stops

7:15 am - 2:05 pm

SEA

LCY

23h 50m2 stops

$573British Airways

Tue, Mar 10 - Tue, Mar 17

9:10 am - 11:30 pm

LCY

SEA

21h 20m2 stops

7:15 am - 8:50 am

SEA

LCY

42h 35m2 stops

$575British Airways

Tue, Mar 10 - Tue, Mar 17

9:10 am - 11:30 pm

LCY

SEA

21h 20m2 stops

7:15 am - 8:50 am

SEA

LCY

42h 35m2 stops

$576British Airways

Tue, Mar 10 - Tue, Mar 17

Virgin Atlantic flights from London City Airport to Seattle

Our best Virgin Atlantic deals on London City Airport to Seattle flight tickets

Virgin Atlantic

Mar 8

LCY5:50 pmLondon City

25h 45m

1 stop

SEA12:35 pmSeattle/Tacoma Intl

Mar 31

SEA1:45 pmSeattle/Tacoma Intl

18h 55m

1 stop

LCY4:40 pmLondon City

$562

Find similar

Virgin Atlantic

Jan 20

LCY5:50 pmLondon City

26h 00m

1 stop

SEA11:50 amSeattle/Tacoma Intl

Jan 27

SEA6:05 amSeattle/Tacoma Intl

18h 05m

2 stops

LCY8:10 amLondon City

$563

Find similar

Virgin Atlantic

Jan 13

LCY5:05 pmLondon City

26h 45m

1 stop

SEA11:50 amSeattle/Tacoma Intl

Mar 2

SEA6:10 amSeattle/Tacoma Intl

18h 40m

2 stops

LCY8:50 amLondon City

$566

Find similar

KLM flights from London City Airport to Seattle

Our best KLM deals on London City Airport to Seattle flight tickets

KLM

Mar 30

LCY10:00 amLondon City

14h 30m

1 stop

SEA4:30 pmSeattle/Tacoma Intl

Apr 23

SEA1:45 pmSeattle/Tacoma Intl

11h 45m

1 stop

LCY9:30 amLondon City

$658

Find similar

KLM

Apr 9

LCY10:00 amLondon City

14h 30m

1 stop

SEA4:30 pmSeattle/Tacoma Intl

Apr 13

SEA1:45 pmSeattle/Tacoma Intl

11h 45m

1 stop

LCY9:30 amLondon City

$726

Find similar

KLM

Apr 9

LCY10:00 amLondon City

14h 30m

1 stop

SEA4:30 pmSeattle/Tacoma Intl

Apr 13

SEA1:45 pmSeattle/Tacoma Intl

11h 45m

1 stop

LCY9:30 amLondon City

$727

Find similar

momondo 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

LondonSeattle

LCY - SEA

LCYSEA

London City

Thu 2/26

9:15 am-11:30 pm

2 stops22h 15m

Seattle/Tacoma Intl

Thu 3/5

12:36 pm-5:05 pm

2 stops20h 29m

$560

LondonSeattle

LCY - SEA

LCYSEA

London City

Sun 3/8

5:50 pm-12:35 pm

1 stop25h 45m

Seattle/Tacoma Intl

Tue 3/31

1:45 pm-4:40 pm

1 stop18h 55m

$562

LondonSeattle

LCY - SEA

LCYSEA

London City

Tue 1/20

8:05 pm-11:50 am

1 stop23h 45m

Seattle/Tacoma Intl

Tue 1/27

3:10 pm-5:20 pm

1 stop18h 10m

$563

LondonSeattle

LCY - SEA

LCYSEA

London City

Tue 1/13

5:05 pm-11:50 am

1 stop26h 45m

Seattle/Tacoma Intl

Mon 3/2

6:10 am-8:50 am

2 stops18h 40m

$566

LondonSeattle

LCY - SEA

LCYSEA

London City

Sun 3/8

6:55 pm-5:09 pm

2 stops29h 14m

Seattle/Tacoma Intl

Tue 3/31

1:45 pm-5:20 pm

1 stop19h 35m

$568

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 1/12

10:00 am-10:25 pm

2 stops20h 25m

Seattle/Tacoma Intl

Mon 1/26

7:10 am-8:50 am

2 stops17h 40m

$569

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 1/12

8:05 pm-4:38 pm

2 stops28h 33m

Seattle/Tacoma Intl

Mon 1/26

7:10 am-7:15 am

2 stops16h 05m

$571

LondonSeattle

LCY - SEA

LCYSEA

London City

Tue 3/10

9:10 am-9:54 pm

2 stops19h 44m

Seattle/Tacoma Intl

Tue 3/17

7:15 am-2:05 pm

2 stops23h 50m

$573

LondonSeattle

LCY - SEA

LCYSEA

London City

Tue 3/10

9:10 am-11:30 pm

2 stops21h 20m

Seattle/Tacoma Intl

Tue 3/17

7:15 am-8:50 am

2 stops42h 35m

$575

LondonSeattle

LCY - SEA

LCYSEA

London City

Tue 3/10

9:10 am-11:30 pm

2 stops21h 20m

Seattle/Tacoma Intl

Tue 3/17

7:15 am-8:50 am

2 stops42h 35m

$576

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London City Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from London City Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $759. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from London City Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $958.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from London City Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $819 when looking at flights departing in the afternoon. Flights to Seattle are more costly at noon, with an average ticket price of $862. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from London City Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from London City Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London City Airport to Seattle (LCY to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London City Airport to Seattle

Fastest flight time	13h 30m
Direct flights	None

The fastest flight from London City Airport to Seattle takes 13h 30m

There are no direct flights from London City Airport to Seattle. There are no popular flight routes from London City Airport to Seattle.

Search flight deals

How far is London City to Seattle/Tacoma Intl by plane?
A flight from London City to Seattle/Tacoma Intl will travel around 4785.6 mi. In terms of flight time, this usually takes a little over 13h 30m.
When did momondo last update prices for flights from London City Airport to Seattle/Tacoma Intl Airport?
Prices for flights from London City Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from London City Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London City Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Puyallup

Redmond

Tukwila

Federal Way

Cle Elum

Lakewood

Fife

Centralia

Westport

Kirkland

Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from London to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Seattle for you.

Can I find flights from London to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Seattle.

I’m not ready to book a flight from London to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.