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

Delta, 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.

$518 Cheap Flights from London City Airport to Seattle in 2026

Find the cheapest flights from London City Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:05 pm - 11:50 amLCY London City-SEA Seattle/Tacoma Intl

23h 45m1 stop Amsterdam Schiphol

9:55 pm - 7:15 amSEA Seattle/Tacoma Intl-LCY London City

25h 20m2 stops New York John F Kennedy Intl Amsterdam Schiphol

$594Virgin Atlantic

Wed, Dec 9 - Wed, Jan 6

9:20 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

15h 15m1 stop Amsterdam Schiphol

5:45 pm - 6:30 pmSEA Seattle/Tacoma Intl-LCY London City

16h 45m1 stop Amsterdam Schiphol

$594Virgin Atlantic

Wed, Oct 7 - Mon, Oct 12

10:00 am - 11:47 amLCY London City-SEA Seattle/Tacoma Intl

33h 47m1 stop Amsterdam Schiphol

2:35 pm - 8:10 amSEA Seattle/Tacoma Intl-LCY London City

33h 35m1 stop Amsterdam Schiphol

$594Virgin Atlantic

Sat, Nov 21 - Sun, Nov 29

8:25 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

16h 10m1 stop Amsterdam Schiphol

5:45 pm - 6:30 pmSEA Seattle/Tacoma Intl-LCY London City

16h 45m1 stop Amsterdam Schiphol

$594Virgin Atlantic

Tue, Oct 6 - Wed, Oct 14

10:00 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

14h 35m1 stop Amsterdam Schiphol

10:37 am - 8:50 amSEA Seattle/Tacoma Intl-LCY London City

14h 13m2 stops Portland Amsterdam Schiphol

$600KLM

Thu, Oct 1 - Tue, Oct 6

9:20 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

15h 15m1 stop Amsterdam Schiphol

9:36 am - 8:50 amSEA Seattle/Tacoma Intl-LCY London City

15h 14m2 stops Portland Amsterdam Schiphol

$600KLM

Wed, Oct 7 - Mon, Oct 12

10:00 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

14h 35m1 stop Amsterdam Schiphol

9:36 am - 9:30 amSEA Seattle/Tacoma Intl-LCY London City

15h 54m2 stops Portland Amsterdam Schiphol

$600KLM

Wed, Oct 7 - Fri, Oct 23

9:15 am - 11:55 amLCY London City-SEA Seattle/Tacoma Intl

34h 40m1 stop Frankfurt am Main

2:10 pm - 5:55 pmSEA Seattle/Tacoma Intl-LCY London City

19h 45m1 stop Frankfurt am Main

$602Lufthansa

Tue, Sep 22 - Mon, Sep 28

9:20 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

15h 15m1 stop Amsterdam Schiphol

1:45 pm - 9:30 amSEA Seattle/Tacoma Intl-LCY London City

11h 45m1 stop Amsterdam Schiphol

$603KLM

Mon, Sep 21 - Sun, Oct 4

10:00 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

14h 35m1 stop Amsterdam Schiphol

1:45 pm - 9:30 amSEA Seattle/Tacoma Intl-LCY London City

11h 45m1 stop Amsterdam Schiphol

$603KLM

Tue, Oct 6 - Thu, Oct 22

Cheap last minute flights

Enter your travel dates to find the best prices.

10:00 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

14h 35m1 stop Amsterdam Schiphol

5:45 pm - 4:40 pmSEA Seattle/Tacoma Intl-LCY London City

14h 55m1 stop Amsterdam Schiphol

$603Delta

Thu, Sep 17 - Mon, Sep 21

7:00 pm - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

29h 35m1 stop Amsterdam Schiphol

1:50 pm - 6:30 pmSEA Seattle/Tacoma Intl-LCY London City

20h 40m1 stop Amsterdam Schiphol

$665KLM

Tue, Sep 15 - Tue, Sep 22

9:15 am - 6:32 pmLCY London City-SEA Seattle/Tacoma Intl

17h 17m2 stops Zurich Vancouver Intl

1:10 pm - 5:25 pmSEA Seattle/Tacoma Intl-LCY London City

20h 15m2 stops San Francisco Zurich

$788SWISS

Tue, Sep 15 - Tue, Sep 22

10:00 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

14h 35m1 stop Amsterdam Schiphol

1:45 pm - 1:15 pmSEA Seattle/Tacoma Intl-LCY London City

15h 30m1 stop Amsterdam Schiphol

$955Delta

Thu, Sep 17 - Sat, Oct 3

10:00 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

14h 35m1 stop Amsterdam Schiphol

1:45 pm - 1:15 pmSEA Seattle/Tacoma Intl-LCY London City

15h 30m1 stop Amsterdam Schiphol

$956Delta

Thu, Sep 17 - Sat, Oct 3

9:15 am - 6:32 pmLCY London City-SEA Seattle/Tacoma Intl

17h 17m2 stops Zurich Vancouver Intl

1:22 pm - 5:25 pmSEA Seattle/Tacoma Intl-LCY London City

20h 03m2 stops San Francisco Zurich

$1,011SWISS

Thu, Sep 17 - Sat, Oct 3

9:15 am - 6:32 pmLCY London City-SEA Seattle/Tacoma Intl

17h 17m2 stops Zurich Vancouver Intl

1:22 pm - 5:25 pmSEA Seattle/Tacoma Intl-LCY London City

20h 03m2 stops San Francisco Zurich

$1,012SWISS

Thu, Sep 17 - Sat, Oct 3

10:00 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

14h 35m1 stop Amsterdam Schiphol

1:50 pm - 9:30 amSEA Seattle/Tacoma Intl-LCY London City

11h 40m1 stop Amsterdam Schiphol

$1,023KLM

Thu, Sep 17 - Mon, Sep 21

10:00 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

14h 35m1 stop Amsterdam Schiphol

1:50 pm - 9:30 amSEA Seattle/Tacoma Intl-LCY London City

11h 40m1 stop Amsterdam Schiphol

$1,057Virgin Atlantic

Tue, Sep 15 - Sun, Sep 20

9:20 am - 4:35 pmLCY London City-SEA Seattle/Tacoma Intl

15h 15m1 stop Amsterdam Schiphol

3:25 pm - 5:20 pmSEA Seattle/Tacoma Intl-LCY London City

18h 55m1 stop Amsterdam Schiphol

$1,069KLM

Tue, Sep 15 - Sat, Oct 31

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from London City Airport to Seattle

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

Delta

Oct 26

LCY7:45 amLondon City

19h 31m

2 stops

SEA8:16 pmSeattle/Tacoma Intl

Nov 2

SEA10:37 amSeattle/Tacoma Intl

14h 53m

2 stops

LCY9:30 amLondon City

$609

Delta

Dec 17

LCY8:40 amLondon City

21h 20m

2 stops

SEA10:00 pmSeattle/Tacoma Intl

Jan 9

SEA6:05 amSeattle/Tacoma Intl

23h 10m

2 stops

LCY1:15 pmLondon City

$610

Delta

Dec 17

LCY9:20 amLondon City

20h 40m

2 stops

SEA10:00 pmSeattle/Tacoma Intl

Jan 5

SEA7:15 amSeattle/Tacoma Intl

16h 00m

2 stops

LCY7:15 amLondon City

$704

SWISS flights from London City Airport to Seattle

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

SWISS

Dec 8

LCY9:15 amLondon City

19h 33m

2 stops

SEA8:48 pmSeattle/Tacoma Intl

Jan 5

SEA3:30 pmSeattle/Tacoma Intl

17h 35m

2 stops

LCY5:05 pmLondon City

$689

SWISS

Sep 24

LCY9:15 amLondon City

17h 17m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

Sep 28

SEA7:00 amSeattle/Tacoma Intl

21h 35m

2 stops

LCY12:35 pmLondon City

$694

SWISS

Oct 6

LCY7:15 pmLondon City

31h 17m

2 stops

SEA6:32 pmSeattle/Tacoma Intl

Oct 22

SEA10:42 amSeattle/Tacoma Intl

17h 53m

2 stops

LCY12:35 pmLondon City

$695

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

Cheapest round-trip

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 12/9

8:05 pm-11:50 am

1 stop23h 45m

Seattle/Tacoma Intl

Wed 1/6

9:55 pm-7:15 am

2 stops25h 20m

$594

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 10/7

9:20 am-4:35 pm

1 stop15h 15m

Seattle/Tacoma Intl

Mon 10/12

5:45 pm-6:30 pm

1 stop16h 45m

$594

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Sat 11/21

10:00 am-11:47 am

1 stop33h 47m

Seattle/Tacoma Intl

Sun 11/29

2:35 pm-8:10 am

1 stop33h 35m

$594

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Tue 10/6

8:25 am-4:35 pm

1 stop16h 10m

Seattle/Tacoma Intl

Wed 10/14

5:45 pm-6:30 pm

1 stop16h 45m

$594

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Thu 10/1

10:00 am-4:35 pm

1 stop14h 35m

Seattle/Tacoma Intl

Tue 10/6

10:37 am-8:50 am

2 stops14h 13m

$600

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 10/7

9:20 am-4:35 pm

1 stop15h 15m

Seattle/Tacoma Intl

Mon 10/12

9:36 am-8:50 am

2 stops15h 14m

$600

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 10/7

10:00 am-4:35 pm

1 stop14h 35m

Seattle/Tacoma Intl

Fri 10/23

9:36 am-9:30 am

2 stops15h 54m

$600

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Tue 9/22

9:15 am-11:55 am

1 stop34h 40m

Seattle/Tacoma Intl

Mon 9/28

2:10 pm-5:55 pm

1 stop19h 45m

$602

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Mon 9/21

9:20 am-4:35 pm

1 stop15h 15m

Seattle/Tacoma Intl

Sun 10/4

1:45 pm-9:30 am

1 stop11h 45m

$603

Quickest round-trip

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Tue 10/6

10:00 am-4:35 pm

1 stop14h 35m

Seattle/Tacoma Intl

Thu 10/22

1:45 pm-9:30 am

1 stop11h 45m

$603

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 Monday. momondo users have found tickets for Monday departures for as low as $848. 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 $925.

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

Flying to Seattle from London City Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $807 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $911. Departure times in the afternoon 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

Best Price Found	$518
Fastest flight time	14h 05m
Direct flights	None

The best one-way flight to Seattle from London City Airport in the past 72 hours is $518. The best round-trip flight deal from London City Airport to Seattle found on momondo in the last 72 hours is $594.

The fastest flight from London City Airport to Seattle takes 14h 05m

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

Frequently asked questions about flying from London City Airport to Seattle

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 14h 05m.
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

Kent

Olympia

Redmond

Lakewood

Federal Way

Fife

Puyallup

Tukwila

Lynnwood

Cle Elum

Marysville

Kirkland

Lacey

Centralia

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.