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.

£255 Cheap Flights from Seattle to London City Airport in 2026

Voted winner of Europe's Best Travel App 2023

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 - 12:35

SEA

LCY

21h 35m

2 stops

09:15 - 18:32

LCY

SEA

17h 17m

2 stops

£651SWISS

Mon, 17 Aug - Wed, 19 Aug

10:45 - 18:40

SEA

LCY

23h 55m

2 stops

09:15 - 18:32

LCY

SEA

17h 17m

2 stops

£657SWISS

Mon, 17 Aug - Tue, 25 Aug

13:50 - 09:30

SEA

LCY

11h 40m

1 stop

08:25 - 16:35

LCY

SEA

16h 10m

1 stop

£657Delta

Mon, 14 Sep - Thu, 24 Sep

17:45 - 16:40

SEA

LCY

14h 55m

1 stop

19:00 - 11:52

LCY

SEA

24h 52m

1 stop

£658Virgin Atlantic

Tue, 6 Oct - Tue, 20 Oct

06:00 - 08:50

SEA

LCY

18h 50m

2 stops

10:00 - 16:35

LCY

SEA

14h 35m

1 stop

£660Virgin Atlantic

Tue, 29 Sep - Tue, 13 Oct

14:30 - 17:20

SEA

LCY

18h 50m

2 stops

08:25 - 20:47

LCY

SEA

20h 22m

2 stops

£661Virgin Atlantic

Sun, 4 Oct - Wed, 21 Oct

10:42 - 12:35

SEA

LCY

17h 53m

2 stops

19:15 - 18:32

LCY

SEA

31h 17m

2 stops

£662SWISS

Wed, 16 Sep - Tue, 13 Oct

07:00 - 08:40

SEA

LCY

17h 40m

2 stops

09:15 - 18:32

LCY

SEA

17h 17m

2 stops

£663SWISS

Tue, 15 Sep - Tue, 29 Sep

17:45 - 17:20

SEA

LCY

15h 35m

1 stop

08:25 - 19:21

LCY

SEA

18h 56m

2 stops

£665Virgin Atlantic

Wed, 16 Sep - Wed, 23 Sep

07:00 - 17:30

SEA

LCY

26h 30m

2 stops

19:15 - 18:32

LCY

SEA

31h 17m

2 stops

£666SWISS

Mon, 14 Sep - Mon, 21 Sep

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise 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 Seattle to London City Airport

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

Delta

14 Sept

SEA13:50Seattle/Tacoma Intl

11h 40m

1 stop

LCY09:30London City

24 Sept

LCY08:25London City

16h 10m

1 stop

SEA16:35Seattle/Tacoma Intl

£657

Delta

10 Aug

SEA13:50Seattle/Tacoma Intl

11h 40m

1 stop

LCY09:30London City

19 Aug

LCY10:00London City

33h 37m

1 stop

SEA11:37Seattle/Tacoma Intl

£694

Delta

10 Aug

SEA13:50Seattle/Tacoma Intl

11h 40m

1 stop

LCY09:30London City

20 Aug

LCY07:45London City

16h 42m

1 stop

SEA16:27Seattle/Tacoma Intl

£695

Lufthansa flights from Seattle to London City Airport

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

Lufthansa

20 Oct

SEA14:10Seattle/Tacoma Intl

19h 45m

1 stop

LCY17:55London City

27 Oct

LCY09:50London City

34h 10m

1 stop

SEA13:00Seattle/Tacoma Intl

£685

Lufthansa

14 Sept

SEA14:10Seattle/Tacoma Intl

19h 45m

1 stop

LCY17:55London City

24 Sept

LCY09:15London City

15h 44m

2 stops

SEA16:59Seattle/Tacoma Intl

£686

Lufthansa

14 Sept

SEA14:10Seattle/Tacoma Intl

19h 45m

1 stop

LCY17:55London City

24 Sept

LCY09:15London City

15h 44m

2 stops

SEA16:59Seattle/Tacoma Intl

£687

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 - LCY

SEALCY

Seattle/Tacoma Intl

Mon 17/8

07:00-12:35

2 stops21h 35m

London City

Wed 19/8

09:15-18:32

2 stops17h 17m

£651

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 17/8

10:45-18:40

2 stops23h 55m

London City

Tue 25/8

09:15-18:32

2 stops17h 17m

£657

Fastest return journey

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 14/9

13:50-09:30

1 stop11h 40m

London City

Thu 24/9

08:25-16:35

1 stop16h 10m

£657

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Tue 6/10

17:45-16:40

1 stop14h 55m

London City

Tue 20/10

19:00-11:52

1 stop24h 52m

£658

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Tue 29/9

06:00-08:50

2 stops18h 50m

London City

Tue 13/10

10:00-16:35

1 stop14h 35m

£660

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Sun 4/10

14:30-17:20

2 stops18h 50m

London City

Wed 21/10

08:25-20:47

2 stops20h 22m

£661

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 16/9

10:42-12:35

2 stops17h 53m

London City

Tue 13/10

19:15-18:32

2 stops31h 17m

£662

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Tue 15/9

07:00-08:40

2 stops17h 40m

London City

Tue 29/9

09:15-18:32

2 stops17h 17m

£663

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Wed 16/9

17:45-17:20

1 stop15h 35m

London City

Wed 23/9

08:25-19:21

2 stops18h 56m

£665

SeattleLondon

SEA - LCY

SEALCY

Seattle/Tacoma Intl

Mon 14/9

07:00-17:30

2 stops26h 30m

London City

Mon 21/9

19:15-18:32

2 stops31h 17m

£666

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 KLM 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

Fastest flight time	11h 35m
Direct flights	None

The fastest flight from Seattle to London City Airport takes 11h 35m

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 35m.
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

Wembley

Milton Keynes

Gatwick

Luton

Slough

Southend-on-Sea

Maidstone

Ipswich

Ilford

Canterbury

Folkestone

Guildford

Hayes

Bedford

Chichester

Dover

Harlow

Chelmsford

Colchester

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.