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

Delta 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 2026/27

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 - 10:56 pmLCY London City-SEA Seattle/Tacoma Intl

21h 41m2 stops Zurich Chicago O'Hare Intl

7:00 am - 1:40 pmSEA Seattle/Tacoma Intl-LCY London City

22h 40m2 stops Chicago O'Hare Intl Zurich

$553SWISS

Tue, Oct 13 - Sat, Oct 24

9:15 am - 10:56 pmLCY London City-SEA Seattle/Tacoma Intl

21h 41m2 stops Zurich Chicago O'Hare Intl

7:00 am - 8:40 amSEA Seattle/Tacoma Intl-LCY London City

17h 40m2 stops Chicago O'Hare Intl Zurich

$554SWISS

Wed, Oct 14 - Tue, Oct 20

9:15 am - 8:29 pmLCY London City-SEA Seattle/Tacoma Intl

19h 14m2 stops Zurich Chicago O'Hare Intl

3:30 pm - 5:05 pmSEA Seattle/Tacoma Intl-LCY London City

17h 35m2 stops San Francisco Zurich

$562SWISS

Mon, Feb 22 - Mon, Mar 1

9:15 am - 10:39 pmLCY London City-SEA Seattle/Tacoma Intl

21h 24m2 stops Zurich Chicago O'Hare Intl

3:30 pm - 5:05 pmSEA Seattle/Tacoma Intl-LCY London City

17h 35m2 stops San Francisco Zurich

$563SWISS

Wed, Feb 3 - Tue, Feb 9

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

$572Virgin Atlantic

Wed, Oct 14 - Tue, Oct 20

9:50 am - 12:00 pmLCY London City-SEA Seattle/Tacoma Intl

34h 10m1 stop Frankfurt am Main

1:50 pm - 5:40 pmSEA Seattle/Tacoma Intl-LCY London City

19h 50m1 stop Frankfurt am Main

$574Lufthansa

Tue, Dec 15 - Wed, Jan 6

9:50 am - 12:00 pmLCY London City-SEA Seattle/Tacoma Intl

34h 10m1 stop Frankfurt am Main

1:50 pm - 5:40 pmSEA Seattle/Tacoma Intl-LCY London City

19h 50m1 stop Frankfurt am Main

$586Lufthansa

Wed, Jan 6 - Mon, Jan 11

8:15 pm - 11:52 amLCY London City-SEA Seattle/Tacoma Intl

23h 37m1 stop Amsterdam Schiphol

6:00 am - 9:30 amSEA Seattle/Tacoma Intl-LCY London City

19h 30m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

$590Virgin Atlantic

Mon, Oct 12 - Tue, Oct 20

8:05 pm - 11:47 amLCY London City-SEA Seattle/Tacoma Intl

23h 42m1 stop Amsterdam Schiphol

7:38 am - 9:30 amSEA Seattle/Tacoma Intl-LCY London City

17h 52m2 stops Boston Logan Intl Amsterdam Schiphol

$591Virgin Atlantic

Fri, Nov 6 - Fri, Nov 13

5:50 pm - 11:52 amLCY London City-SEA Seattle/Tacoma Intl

26h 02m1 stop Amsterdam Schiphol

2:35 pm - 4:35 pmSEA Seattle/Tacoma Intl-LCY London City

18h 00m1 stop Amsterdam Schiphol

$592Virgin Atlantic

Mon, Oct 19 - Mon, Nov 2

Cheap last minute flights

Enter your travel dates to find the best prices.

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

$576KLM

Mon, Oct 5 - Sun, Oct 18

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

$578Virgin Atlantic

Mon, Oct 5 - Mon, Oct 19

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

16h 10m1 stop Amsterdam Schiphol

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

14h 55m1 stop Amsterdam Schiphol

$590Delta

Fri, Oct 2 - Mon, Oct 5

8:25 am - 7:04 pmLCY London City-SEA Seattle/Tacoma Intl

18h 39m2 stops Amsterdam Schiphol Vancouver Intl

1:45 pm - 6:30 pmSEA Seattle/Tacoma Intl-LCY London City

20h 45m1 stop Amsterdam Schiphol

$592Virgin Atlantic

Mon, Oct 5 - Mon, Oct 19

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

15h 15m1 stop Amsterdam Schiphol

3:25 pm - 4:35 pmSEA Seattle/Tacoma Intl-LCY London City

18h 10m1 stop Amsterdam Schiphol

$630Multiple Airlines

Tue, Oct 6 - Thu, Oct 29

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

29h 35m1 stop Amsterdam Schiphol

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

11h 45m1 stop Amsterdam Schiphol

$687KLM

Sun, Oct 4 - Sun, Oct 11

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

15h 15m1 stop Amsterdam Schiphol

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

15h 30m1 stop Amsterdam Schiphol

$762Delta

Fri, Oct 2 - Sat, Oct 17

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

$768SWISS

Mon, Oct 5 - Mon, Oct 19

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

15h 15m1 stop Amsterdam Schiphol

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

14h 13m2 stops Portland Amsterdam Schiphol

$822KLM

Tue, Oct 6 - Sun, Oct 11

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

14h 35m1 stop Amsterdam Schiphol

6:00 am - 8:10 amSEA Seattle/Tacoma Intl-LCY London City

19h 10m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

$968Multiple Airlines

Tue, Oct 6 - Thu, Oct 29

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SWISS flights from London City Airport to Seattle

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

SWISS

Oct 13

LCY9:15 amLondon City

21h 41m

2 stops

SEA10:56 pmSeattle/Tacoma Intl

Oct 24

SEA7:00 amSeattle/Tacoma Intl

22h 40m

2 stops

LCY1:40 pmLondon City

$553

SWISS

Oct 14

LCY9:15 amLondon City

21h 41m

2 stops

SEA10:56 pmSeattle/Tacoma Intl

Oct 20

SEA7:00 amSeattle/Tacoma Intl

17h 40m

2 stops

LCY8:40 amLondon City

$554

SWISS

Feb 22

LCY9:15 amLondon City

19h 14m

2 stops

SEA8:29 pmSeattle/Tacoma Intl

Mar 1

SEA3:30 pmSeattle/Tacoma Intl

17h 35m

2 stops

LCY5:05 pmLondon City

$562

Lufthansa flights from London City Airport to Seattle

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

Lufthansa

Dec 15

LCY9:50 amLondon City

34h 10m

1 stop

SEA12:00 pmSeattle/Tacoma Intl

Jan 6

SEA1:50 pmSeattle/Tacoma Intl

19h 50m

1 stop

LCY5:40 pmLondon City

$574

Lufthansa

Jan 6

LCY9:50 amLondon City

34h 10m

1 stop

SEA12:00 pmSeattle/Tacoma Intl

Jan 11

SEA1:50 pmSeattle/Tacoma Intl

19h 50m

1 stop

LCY5:40 pmLondon City

$586

Lufthansa

Dec 15

LCY6:15 pmLondon City

25h 45m

1 stop

SEA12:00 pmSeattle/Tacoma Intl

Jan 6

SEA1:50 pmSeattle/Tacoma Intl

19h 50m

1 stop

LCY5:40 pmLondon City

$698

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

Tue 10/13

9:15 am-10:56 pm

2 stops21h 41m

Seattle/Tacoma Intl

Sat 10/24

7:00 am-1:40 pm

2 stops22h 40m

$553

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 10/14

9:15 am-10:56 pm

2 stops21h 41m

Seattle/Tacoma Intl

Tue 10/20

7:00 am-8:40 am

2 stops17h 40m

$554

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Mon 2/22

9:15 am-8:29 pm

2 stops19h 14m

Seattle/Tacoma Intl

Mon 3/1

3:30 pm-5:05 pm

2 stops17h 35m

$562

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 2/3

9:15 am-10:39 pm

2 stops21h 24m

Seattle/Tacoma Intl

Tue 2/9

3:30 pm-5:05 pm

2 stops17h 35m

$563

Quickest round-trip

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 10/14

10:00 am-4:35 pm

1 stop14h 35m

Seattle/Tacoma Intl

Tue 10/20

1:45 pm-9:30 am

1 stop11h 45m

$572

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Tue 12/15

9:50 am-12:00 pm

1 stop34h 10m

Seattle/Tacoma Intl

Wed 1/6

1:50 pm-5:40 pm

1 stop19h 50m

$574

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Wed 1/6

9:50 am-12:00 pm

1 stop34h 10m

Seattle/Tacoma Intl

Mon 1/11

1:50 pm-5:40 pm

1 stop19h 50m

$586

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Mon 10/12

8:15 pm-11:52 am

1 stop23h 37m

Seattle/Tacoma Intl

Tue 10/20

6:00 am-9:30 am

2 stops19h 30m

$590

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Fri 11/6

8:05 pm-11:47 am

1 stop23h 42m

Seattle/Tacoma Intl

Fri 11/13

7:38 am-9:30 am

2 stops17h 52m

$591

LondonSeattle

LCY London City - SEA Seattle/Tacoma Intl

LCYSEA

London City

Mon 10/19

5:50 pm-11:52 am

1 stop26h 02m

Seattle/Tacoma Intl

Mon 11/2

2:35 pm-4:35 pm

1 stop18h 00m

$592

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 $788. 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 $914.

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 $806 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $896. Departure times in the morning 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	12h 25m
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 $553.

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

Redmond

Olympia

Lakewood

Federal Way

Puyallup

Fife

Lynnwood

Tukwila

Cle Elum

Marysville

Lacey

Centralia

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.