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

Prices for flights from Seattle/Tacoma Intl Airport to London City Airport are refreshed on a daily basis.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to London City Airport.

What documentation or ID do you need to fly to London City Airport?

The travel and health documents you'll need for your trip to London City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£273 Cheap Flights from Seattle to London City Airport in 2026/27

Find the cheapest flights from Seattle to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

07:00 - 17:55SEA Seattle/Tacoma Intl-LCY London City

26h 55m2 stops Chicago O'Hare Intl Frankfurt am Main

09:15 - 17:20LCY London City-SEA Seattle/Tacoma Intl

16h 05m2 stops Frankfurt am Main Munich Franz Josef Strauss

£632Lufthansa

Mon, 5 Apr - Wed, 7 Apr

14:35 - 18:25SEA Seattle/Tacoma Intl-LCY London City

19h 50m1 stop Amsterdam Schiphol

18:55 - 11:50LCY London City-SEA Seattle/Tacoma Intl

24h 55m1 stop Amsterdam Schiphol

£639Virgin Atlantic

Mon, 30 Nov - Mon, 7 Dec

06:00 - 07:15SEA Seattle/Tacoma Intl-LCY London City

17h 15m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

17:05 - 11:50LCY London City-SEA Seattle/Tacoma Intl

26h 45m1 stop Amsterdam Schiphol

£642Virgin Atlantic

Wed, 2 Dec - Tue, 8 Dec

07:15 - 08:10SEA Seattle/Tacoma Intl-LCY London City

16h 55m2 stops New York John F Kennedy Intl Amsterdam Schiphol

20:05 - 17:10LCY London City-SEA Seattle/Tacoma Intl

29h 05m2 stops Amsterdam Schiphol Minneapolis St Paul

£644Virgin Atlantic

Tue, 8 Dec - Tue, 15 Dec

14:20 - 16:35SEA Seattle/Tacoma Intl-LCY London City

18h 15m1 stop Amsterdam Schiphol

17:05 - 11:47LCY London City-SEA Seattle/Tacoma Intl

26h 42m1 stop Amsterdam Schiphol

£645Virgin Atlantic

Tue, 9 Feb - Mon, 15 Feb

14:25 - 16:35SEA Seattle/Tacoma Intl-LCY London City

18h 10m1 stop Amsterdam Schiphol

17:05 - 11:50LCY London City-SEA Seattle/Tacoma Intl

26h 45m1 stop Amsterdam Schiphol

£646Virgin Atlantic

Tue, 12 Jan - Tue, 19 Jan

14:35 - 18:25SEA Seattle/Tacoma Intl-LCY London City

19h 50m1 stop Amsterdam Schiphol

08:40 - 22:55LCY London City-SEA Seattle/Tacoma Intl

22h 15m2 stops Amsterdam Schiphol Boston Logan Intl

£647Virgin Atlantic

Mon, 30 Nov - Wed, 16 Dec

07:31 - 07:15SEA Seattle/Tacoma Intl-LCY London City

15h 44m2 stops New York John F Kennedy Intl Amsterdam Schiphol

20:05 - 11:49LCY London City-SEA Seattle/Tacoma Intl

23h 44m1 stop Amsterdam Schiphol

£647Multiple Airlines

Wed, 20 Jan - Mon, 25 Jan

06:00 - 08:50SEA Seattle/Tacoma Intl-LCY London City

18h 50m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

17:50 - 11:47LCY London City-SEA Seattle/Tacoma Intl

25h 57m1 stop Amsterdam Schiphol

£648Virgin Atlantic

Tue, 9 Feb - Mon, 15 Feb

06:00 - 08:10SEA Seattle/Tacoma Intl-LCY London City

18h 10m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

20:05 - 11:50LCY London City-SEA Seattle/Tacoma Intl

23h 45m1 stop Amsterdam Schiphol

£649Virgin Atlantic

Tue, 12 Jan - Tue, 19 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

13:16 - 17:05SEA Seattle/Tacoma Intl-LCY London City

19h 49m2 stops San Francisco Zurich

09:15 - 23:33LCY London City-SEA Seattle/Tacoma Intl

22h 18m2 stops Zurich San Francisco

£783SWISS

Wed, 4 Nov - Wed, 11 Nov

13:16 - 17:05SEA Seattle/Tacoma Intl-LCY London City

19h 49m2 stops San Francisco Zurich

09:15 - 23:33LCY London City-SEA Seattle/Tacoma Intl

22h 18m2 stops Zurich San Francisco

£783SWISS

Wed, 4 Nov - Wed, 11 Nov

14:35 - 16:35SEA Seattle/Tacoma Intl-LCY London City

18h 00m1 stop Amsterdam Schiphol

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

33h 47m1 stop Amsterdam Schiphol

£810Multiple Airlines

Tue, 3 Nov - Tue, 10 Nov

10:50 - 12:50SEA Seattle/Tacoma Intl-LCY London City

18h 00m2 stops Chicago O'Hare Intl Zurich

12:15 - 23:07LCY London City-SEA Seattle/Tacoma Intl

42h 52m2 stops Zurich Chicago O'Hare Intl

£817SWISS

Wed, 4 Nov - Sat, 7 Nov

10:50 - 12:50SEA Seattle/Tacoma Intl-LCY London City

18h 00m2 stops Chicago O'Hare Intl Zurich

09:15 - 23:18LCY London City-SEA Seattle/Tacoma Intl

22h 03m2 stops Zurich San Francisco

£820SWISS

Thu, 5 Nov - Thu, 12 Nov

13:50 - 17:40SEA Seattle/Tacoma Intl-LCY London City

19h 50m1 stop Frankfurt am Main

18:15 - 12:00LCY London City-SEA Seattle/Tacoma Intl

25h 45m1 stop Frankfurt am Main

£826Lufthansa

Sun, 8 Nov - Wed, 2 Dec

15:35 - 17:05SEA Seattle/Tacoma Intl-LCY London City

17h 30m2 stops San Francisco Zurich

19:05 - 20:47LCY London City-SEA Seattle/Tacoma Intl

33h 42m2 stops Zurich San Francisco

£854SWISS

Wed, 4 Nov - Sun, 8 Nov

13:50 - 17:40SEA Seattle/Tacoma Intl-LCY London City

19h 50m1 stop Frankfurt am Main

09:15 - 20:47LCY London City-SEA Seattle/Tacoma Intl

19h 32m2 stops Zurich San Francisco

£857Multiple Airlines

Thu, 5 Nov - Mon, 9 Nov

14:35 - 19:35SEA Seattle/Tacoma Intl-LCY London City

21h 00m1 stop Amsterdam Schiphol

10:00 - 11:50LCY London City-SEA Seattle/Tacoma Intl

33h 50m1 stop Amsterdam Schiphol

£858Multiple Airlines

Wed, 4 Nov - Mon, 30 Nov

13:50 - 17:40SEA Seattle/Tacoma Intl-LCY London City

19h 50m1 stop Frankfurt am Main

09:15 - 20:47LCY London City-SEA Seattle/Tacoma Intl

19h 32m2 stops Zurich San Francisco

£859Multiple Airlines

Thu, 5 Nov - Mon, 9 Nov

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Lufthansa flights from Seattle to London City Airport

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

Lufthansa

5 Apr

SEA07:00Seattle/Tacoma Intl

26h 55m

2 stops

LCY17:55London City

7 Apr

LCY09:15London City

16h 05m

2 stops

SEA17:20Seattle/Tacoma Intl

£632

Lufthansa

11 Apr

SEA14:10Seattle/Tacoma Intl

19h 45m

1 stop

LCY17:55London City

21 Apr

LCY09:15London City

16h 05m

2 stops

SEA17:20Seattle/Tacoma Intl

£689

Lufthansa

25 Apr

SEA14:10Seattle/Tacoma Intl

19h 45m

1 stop

LCY17:55London City

12 May

LCY09:15London City

16h 05m

2 stops

SEA17:20Seattle/Tacoma Intl

£690

SWISS flights from Seattle to London City Airport

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

SWISS

3 Feb

SEA10:52Seattle/Tacoma Intl

22h 13m

2 stops

LCY17:05London City

17 Feb

LCY09:15London City

22h 00m

2 stops

SEA23:15Seattle/Tacoma Intl

£664

SWISS

2 Feb

SEA13:18Seattle/Tacoma Intl

35h 22m

2 stops

LCY08:40London City

10 Feb

LCY09:15London City

21h 42m

2 stops

SEA22:57Seattle/Tacoma Intl

£673

SWISS

27 Apr

SEA07:00Seattle/Tacoma Intl

21h 35m

2 stops

LCY12:35London City

20 May

LCY09:15London City

17h 20m

2 stops

SEA18:35Seattle/Tacoma Intl

£674

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 5/4

07:00-17:55

2 stops26h 55m

London City

Wed 7/4

09:15-17:20

2 stops16h 05m

£632

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 30/11

14:35-18:25

1 stop19h 50m

London City

Mon 7/12

18:55-11:50

1 stop24h 55m

£639

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 2/12

06:00-07:15

2 stops17h 15m

London City

Tue 8/12

17:05-11:50

1 stop26h 45m

£642

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 8/12

07:15-08:10

2 stops16h 55m

London City

Tue 15/12

20:05-17:10

2 stops29h 05m

£644

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 9/2

14:20-16:35

1 stop18h 15m

London City

Mon 15/2

17:05-11:47

1 stop26h 42m

£645

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 12/1

14:25-16:35

1 stop18h 10m

London City

Tue 19/1

17:05-11:50

1 stop26h 45m

£646

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 30/11

14:35-18:25

1 stop19h 50m

London City

Wed 16/12

08:40-22:55

2 stops22h 15m

£647

Fastest return journey

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 20/1

07:31-07:15

2 stops15h 44m

London City

Mon 25/1

20:05-11:49

1 stop23h 44m

£647

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 9/2

06:00-08:50

2 stops18h 50m

London City

Mon 15/2

17:50-11:47

1 stop25h 57m

£648

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 12/1

06:00-08:10

2 stops18h 10m

London City

Tue 19/1

20:05-11:50

1 stop23h 45m

£649

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

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

Delta and Virgin Atlantic are the most popular carriers operating from Seattle/Tacoma Intl to London City

When to book flights from Seattle to London City Airport

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

Estimated return price

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

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

Best price found	£273
Fastest flight time	11h 50m
Direct flights	None

The best one-way flight to London City Airport from Seattle in the past 72 hours is £273. The best return flight deal from Seattle to London City Airport found on momondo in the last 72 hours is £632.

The fastest flight from Seattle to London City Airport takes 11h 50m

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

Search flight deals

Frequently asked questions about flying from Seattle to London City Airport

How far is Seattle/Tacoma Intl to London City by plane?
There are 4785.6 mi between Seattle/Tacoma Intl and London City. A reasonable flight in good conditions will take 11h 50m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to London City Airport?
Prices for flights from Seattle/Tacoma Intl Airport to London City Airport are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to London City Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to London City Airport.
What documentation or ID do you need to fly to London City Airport?
The travel and health documents you'll need for your trip to London City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Eastbourne

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Southend-on-Sea

Luton

Ipswich

Slough

Maidstone

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Hastings

Ilford

Canterbury

Colchester

Chichester

Guildford

Hayes

Bedford

Winchester

Worthing

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Seattle.

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

Yes. All flights to London from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Seattle.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Seattle and alert you when they change.