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.

$520 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.

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

$725Lufthansa

Mon, Sep 14 - Mon, Sep 28

9:15 am - 12:20 pmLCY London City-SEA Seattle/Tacoma Intl

35h 05m1 stop Frankfurt am Main

2:50 pm - 5:40 pmSEA Seattle/Tacoma Intl-LCY London City

19h 50m1 stop Frankfurt am Main

$725Lufthansa

Thu, Oct 15 - Thu, Oct 29

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

$726Lufthansa

Tue, Sep 15 - Tue, Oct 6

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

17h 17m2 stops Zurich Vancouver Intl

7:00 am - 12:35 pmSEA Seattle/Tacoma Intl-LCY London City

21h 35m2 stops Chicago O'Hare Intl Zurich

$729SWISS

Thu, Oct 8 - Thu, Oct 22

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

17h 17m2 stops Zurich Vancouver Intl

7:00 am - 12:35 pmSEA Seattle/Tacoma Intl-LCY London City

21h 35m2 stops Chicago O'Hare Intl Zurich

$729SWISS

Thu, Oct 8 - Wed, Oct 21

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

17h 17m2 stops Zurich Vancouver Intl

7:00 am - 12:35 pmSEA Seattle/Tacoma Intl-LCY London City

21h 35m2 stops Chicago O'Hare Intl Zurich

$729SWISS

Wed, Sep 16 - Wed, Sep 30

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

16h 10m1 stop Amsterdam Schiphol

5:45 pm - 5:20 pmSEA Seattle/Tacoma Intl-LCY London City

15h 35m1 stop Amsterdam Schiphol

$755Virgin Atlantic

Thu, Oct 8 - Thu, Oct 22

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

$763Virgin Atlantic

Wed, Oct 7 - Wed, Oct 21

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

$763KLM

Mon, Sep 28 - Mon, Oct 5

5:05 pm - 11:47 amLCY London City-SEA Seattle/Tacoma Intl

26h 42m1 stop Amsterdam Schiphol

2:35 pm - 5:20 pmSEA Seattle/Tacoma Intl-LCY London City

18h 45m1 stop Amsterdam Schiphol

$776Virgin Atlantic

Wed, Nov 18 - Sun, Nov 22

Cheap last minute flights

Enter your travel dates to find the best prices.

4:20 pm - 8:52 pmLCY London City-SEA Seattle/Tacoma Intl

36h 32m2 stops Barcelona-El Prat Chicago O'Hare Intl

6:15 am - 3:15 pmSEA Seattle/Tacoma Intl-LCY London City

25h 00m2 stops Chicago O'Hare Intl Madrid Barajas

$1,147Iberia

Sun, Aug 23 - Wed, Sep 16

4:20 pm - 8:52 pmLCY London City-SEA Seattle/Tacoma Intl

36h 32m2 stops Barcelona-El Prat Chicago O'Hare Intl

6:18 am - 3:15 pmSEA Seattle/Tacoma Intl-LCY London City

24h 57m2 stops Chicago O'Hare Intl Madrid Barajas

$1,147Iberia

Sun, Aug 23 - Tue, Sep 15

4:20 pm - 8:52 pmLCY London City-SEA Seattle/Tacoma Intl

36h 32m2 stops Barcelona-El Prat Chicago O'Hare Intl

6:15 am - 3:15 pmSEA Seattle/Tacoma Intl-LCY London City

25h 00m2 stops Chicago O'Hare Intl Madrid Barajas

$1,147Iberia

Sun, Aug 23 - Thu, Sep 10

4:20 pm - 11:59 pmLCY London City-SEA Seattle/Tacoma Intl

39h 39m2 stops Barcelona-El Prat Chicago O'Hare Intl

10:59 am - 1:30 pmSEA Seattle/Tacoma Intl-LCY London City

18h 31m2 stops Chicago O'Hare Intl Barcelona-El Prat

$1,155Iberia

Sun, Aug 23 - Mon, Sep 14

10:00 am - 4:27 pmLCY London City-SEA Seattle/Tacoma Intl

14h 27m1 stop Amsterdam Schiphol

1:50 pm - 4:40 pmSEA Seattle/Tacoma Intl-LCY London City

18h 50m1 stop Amsterdam Schiphol

$1,156Delta

Sat, Aug 22 - Mon, Sep 14

10:00 am - 4:27 pmLCY London City-SEA Seattle/Tacoma Intl

14h 27m1 stop Amsterdam Schiphol

5:45 pm - 7:55 amSEA Seattle/Tacoma Intl-LCY London City

30h 10m1 stop Amsterdam Schiphol

$1,156Delta

Sat, Aug 22 - Sun, Sep 13

10:00 am - 4:27 pmLCY London City-SEA Seattle/Tacoma Intl

14h 27m1 stop Amsterdam Schiphol

1:50 pm - 4:40 pmSEA Seattle/Tacoma Intl-LCY London City

18h 50m1 stop Amsterdam Schiphol

$1,157Delta

Sat, Aug 22 - Tue, Sep 15

10:00 am - 4:27 pmLCY London City-SEA Seattle/Tacoma Intl

14h 27m1 stop Amsterdam Schiphol

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

14h 55m1 stop Amsterdam Schiphol

$1,157Delta

Sat, Aug 22 - Thu, Sep 10

4:20 pm - 8:52 pmLCY London City-SEA Seattle/Tacoma Intl

36h 32m2 stops Barcelona-El Prat Chicago O'Hare Intl

1:40 pm - 1:30 pmSEA Seattle/Tacoma Intl-LCY London City

39h 50m2 stops Chicago O'Hare Intl Barcelona-El Prat

$1,172Iberia

Sun, Aug 23 - Sun, Sep 13

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

17h 17m2 stops Zurich Vancouver Intl

7:00 am - 12:35 pmSEA Seattle/Tacoma Intl-LCY London City

21h 35m2 stops Chicago O'Hare Intl Zurich

$1,196SWISS

Fri, Aug 21 - Mon, Aug 24

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Lufthansa flights from London City Airport to Seattle

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

Lufthansa

Sep 14

LCY9:15 amLondon City

34h 40m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Sep 28

SEA2:10 pmSeattle/Tacoma Intl

19h 45m

1 stop

LCY5:55 pmLondon City

$725

Lufthansa

Sep 15

LCY9:15 amLondon City

34h 40m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Oct 6

SEA2:10 pmSeattle/Tacoma Intl

19h 45m

1 stop

LCY5:55 pmLondon City

$726

Lufthansa

Sep 18

LCY9:15 amLondon City

15h 44m

2 stops

SEA4:59 pmSeattle/Tacoma Intl

Sep 22

SEA2:10 pmSeattle/Tacoma Intl

19h 45m

1 stop

LCY5:55 pmLondon City

$763

Virgin Atlantic flights from London City Airport to Seattle

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

Virgin Atlantic

Oct 8

LCY8:25 amLondon City

16h 10m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Oct 22

SEA5:45 pmSeattle/Tacoma Intl

15h 35m

1 stop

LCY5:20 pmLondon City

$755

Virgin Atlantic

Nov 25

LCY6:55 pmLondon City

24h 52m

1 stop

SEA11:47 amSeattle/Tacoma Intl

Nov 29

SEA2:35 pmSeattle/Tacoma Intl

18h 45m

1 stop

LCY5:20 pmLondon City

$774

Virgin Atlantic

Oct 22

LCY9:20 amLondon City

19h 30m

2 stops

SEA8:50 pmSeattle/Tacoma Intl

Nov 1

SEA2:35 pmSeattle/Tacoma Intl

18h 00m

1 stop

LCY4:35 pmLondon City

$788

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

Mon 9/14

9:15 am-11:55 am

1 stop34h 40m

Seattle/Tacoma Intl

Mon 9/28

2:10 pm-5:55 pm

1 stop19h 45m

$725

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Thu 10/15

9:15 am-12:20 pm

1 stop35h 05m

Seattle/Tacoma Intl

Thu 10/29

2:50 pm-5:40 pm

1 stop19h 50m

$725

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Tue 9/15

9:15 am-11:55 am

1 stop34h 40m

Seattle/Tacoma Intl

Tue 10/6

2:10 pm-5:55 pm

1 stop19h 45m

$726

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Thu 10/8

9:15 am-6:32 pm

2 stops17h 17m

Seattle/Tacoma Intl

Thu 10/22

7:00 am-12:35 pm

2 stops21h 35m

$729

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Thu 10/8

9:15 am-6:32 pm

2 stops17h 17m

Seattle/Tacoma Intl

Wed 10/21

7:00 am-12:35 pm

2 stops21h 35m

$729

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 9/16

9:15 am-6:32 pm

2 stops17h 17m

Seattle/Tacoma Intl

Wed 9/30

7:00 am-12:35 pm

2 stops21h 35m

$729

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Thu 10/8

8:25 am-4:35 pm

1 stop16h 10m

Seattle/Tacoma Intl

Thu 10/22

5:45 pm-5:20 pm

1 stop15h 35m

$755

Quickest round-trip

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

Wed 10/21

1:45 pm-9:30 am

1 stop11h 45m

$763

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Mon 9/28

10:00 am-4:35 pm

1 stop14h 35m

Seattle/Tacoma Intl

Mon 10/5

1:45 pm-9:30 am

1 stop11h 45m

$763

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 11/18

5:05 pm-11:47 am

1 stop26h 42m

Seattle/Tacoma Intl

Sun 11/22

2:35 pm-5:20 pm

1 stop18h 45m

$776

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 $802. 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 $954.

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 $841 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $926. 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	$521
Fastest flight time	12h 25m
Direct flights	None

The best one-way flight to Seattle from London City Airport in the past 72 hours is $521. The best round-trip flight deal from London City Airport to Seattle found on momondo in the last 72 hours is $725.

The fastest flight from London City Airport to Seattle takes 12h 25m

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 12h 25m.
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

Lynnwood

Redmond

Lakewood

Federal Way

Puyallup

Fife

Tukwila

Cle Elum

Marysville

Kirkland

Lacey

Shoreline

Centralia

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.