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Cheap flights from Seattle to London from $342

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
SWISS Logo
3:35 pm - 5:05 pmSEA  Seattle/Tacoma Intl-LCY London City
17h 30m2 stops San Francisco Zurich
SWISS Logo
9:15 am - 11:17 pmLCY  London City-SEA Seattle/Tacoma Intl
22h 02m2 stops Zurich Chicago O'Hare Intl
$832SWISS
Mon, Nov 23 - Wed, Nov 25
SWISS Logo
3:35 pm - 5:05 pmSEA  Seattle/Tacoma Intl-LCY London City
17h 30m2 stops San Francisco Zurich
SWISS Logo
9:15 am - 11:20 pmLCY  London City-SEA Seattle/Tacoma Intl
22h 05m2 stops Zurich Chicago O'Hare Intl
$832SWISS
Wed, Nov 4 - Fri, Nov 6
Virgin Atlantic Logo
2:35 pm - 6:25 pmSEA  Seattle/Tacoma Intl-LCY London City
19h 50m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
8:40 am - 11:04 pmLCY  London City-SEA Seattle/Tacoma Intl
22h 24m2 stops Amsterdam Schiphol New York John F Kennedy Intl
$869Virgin Atlantic
Wed, Nov 4 - Fri, Nov 6
Multiple Airlines Logo
7:00 pm - 6:30 pmSEA  Seattle/Tacoma Intl-LCY London City
15h 30m2 stops Reykjavik Keflavik Intl Amsterdam Schiphol
Multiple Airlines Logo
7:45 am - 5:00 pmLCY  London City-SEA Seattle/Tacoma Intl
17h 15m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl
$876Multiple Airlines
Mon, Oct 19 - Wed, Nov 4
Multiple Airlines Logo
7:00 pm - 7:45 pmSEA  Seattle/Tacoma Intl-LCY London City
16h 45m2 stops Reykjavik Keflavik Intl Amsterdam Schiphol
Multiple Airlines Logo
7:45 am - 5:00 pmLCY  London City-SEA Seattle/Tacoma Intl
17h 15m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl
$883Multiple Airlines
Mon, Oct 19 - Wed, Nov 4
Multiple Airlines Logo
7:00 pm - 7:45 pmSEA  Seattle/Tacoma Intl-LCY London City
16h 45m2 stops Reykjavik Keflavik Intl Amsterdam Schiphol
Multiple Airlines Logo
7:45 am - 5:00 pmLCY  London City-SEA Seattle/Tacoma Intl
17h 15m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl
$886Multiple Airlines
Mon, Oct 19 - Wed, Nov 4
Virgin Atlantic Logo
2:25 pm - 5:20 pmSEA  Seattle/Tacoma Intl-LCY London City
18h 55m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
8:05 pm - 11:47 amLCY  London City-SEA Seattle/Tacoma Intl
23h 42m1 stop Amsterdam Schiphol
$889Virgin Atlantic
Tue, Jan 26 - Thu, Feb 4
Virgin Atlantic Logo
2:25 pm - 5:20 pmSEA  Seattle/Tacoma Intl-LCY London City
18h 55m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
5:05 pm - 11:50 amLCY  London City-SEA Seattle/Tacoma Intl
26h 45m1 stop Amsterdam Schiphol
$889Virgin Atlantic
Wed, Jan 13 - Wed, Jan 27
Virgin Atlantic Logo
2:25 pm - 4:35 pmSEA  Seattle/Tacoma Intl-LCY London City
18h 10m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
5:05 pm - 11:50 amLCY  London City-SEA Seattle/Tacoma Intl
26h 45m1 stop Amsterdam Schiphol
$889Virgin Atlantic
Wed, Jan 20 - Wed, Jan 27
Virgin Atlantic Logo
2:25 pm - 5:20 pmSEA  Seattle/Tacoma Intl-LCY London City
18h 55m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
5:05 pm - 11:47 amLCY  London City-SEA Seattle/Tacoma Intl
26h 42m1 stop Amsterdam Schiphol
$890Virgin Atlantic
Tue, Jan 26 - Tue, Feb 2

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SWISS flights from Seattle to London City Airport

Our best SWISS deals on Seattle to London City Airport flight tickets
SWISS
Nov 4
SEA3:35 pmSeattle/Tacoma Intl
17h 30m
2 stops
LCY5:05 pmLondon City
Nov 6
LCY9:15 amLondon City
22h 05m
2 stops
SEA11:20 pmSeattle/Tacoma Intl
$832
SWISS
Dec 2
SEA3:30 pmSeattle/Tacoma Intl
17h 35m
2 stops
LCY5:05 pmLondon City
Dec 16
LCY9:15 amLondon City
21h 58m
2 stops
SEA11:13 pmSeattle/Tacoma Intl
$898
SWISS
Jan 11
SEA3:30 pmSeattle/Tacoma Intl
17h 35m
2 stops
LCY5:05 pmLondon City
Jan 18
LCY7:05 pmLondon City
33h 43m
2 stops
SEA8:48 pmSeattle/Tacoma Intl
$907

Virgin Atlantic flights from Seattle to London City Airport

Our best Virgin Atlantic deals on Seattle to London City Airport flight tickets
Virgin Atlantic
Nov 4
SEA2:35 pmSeattle/Tacoma Intl
19h 50m
1 stop
LCY6:25 pmLondon City
Nov 6
LCY8:40 amLondon City
22h 24m
2 stops
SEA11:04 pmSeattle/Tacoma Intl
$869
Virgin Atlantic
Jan 13
SEA2:25 pmSeattle/Tacoma Intl
18h 55m
1 stop
LCY5:20 pmLondon City
Jan 27
LCY5:05 pmLondon City
26h 45m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$889
Virgin Atlantic
Jan 26
SEA2:25 pmSeattle/Tacoma Intl
18h 55m
1 stop
LCY5:20 pmLondon City
Feb 2
LCY5:05 pmLondon City
26h 42m
1 stop
SEA11:47 amSeattle/Tacoma Intl
$890

momondo Fare Finder

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

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Price

Cheapest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 11/23

3:35 pm-5:05 pm

2 stops17h 30m

London City

Wed 11/25

9:15 am-11:17 pm

2 stops22h 02m

$832

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 11/4

3:35 pm-5:05 pm

2 stops17h 30m

London City

Fri 11/6

9:15 am-11:20 pm

2 stops22h 05m

$832

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 11/4

2:35 pm-6:25 pm

1 stop19h 50m

London City

Fri 11/6

8:40 am-11:04 pm

2 stops22h 24m

$869
Quickest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 10/19

7:00 pm-6:30 pm

2 stops15h 30m

London City

Wed 11/4

7:45 am-5:00 pm

2 stops17h 15m

$876

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 10/19

7:00 pm-7:45 pm

2 stops16h 45m

London City

Wed 11/4

7:45 am-5:00 pm

2 stops17h 15m

$883

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 10/19

7:00 pm-7:45 pm

2 stops16h 45m

London City

Wed 11/4

7:45 am-5:00 pm

2 stops17h 15m

$886

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 1/26

2:25 pm-5:20 pm

1 stop18h 55m

London City

Thu 2/4

8:05 pm-11:47 am

1 stop23h 42m

$889

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 1/13

2:25 pm-5:20 pm

1 stop18h 55m

London City

Wed 1/27

5:05 pm-11:50 am

1 stop26h 45m

$889

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 1/20

2:25 pm-4:35 pm

1 stop18h 10m

London City

Wed 1/27

5:05 pm-11:50 am

1 stop26h 45m

$889

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 1/26

2:25 pm-5:20 pm

1 stop18h 55m

London City

Tue 2/2

5:05 pm-11:47 am

1 stop26h 42m

$890

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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?

Virgin Atlantic, United Airlines, and Delta 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 round-trip 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

$342

Fastest flight time

11h 40m

Direct flights

None
The best one-way flight to London City Airport from Seattle in the past 72 hours is $342. The best round-trip flight deal from Seattle to London City Airport found on momondo in the last 72 hours is $832.
The fastest flight from Seattle to London City Airport takes 11h 40m
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?

    The distance between Seattle/Tacoma Intl and London City is about 4785.6 mi. In terms of flight time, this usually takes a little over 11h 40m.

  • 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?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Hayes
Wembley
Luton
Croydon
Dover
Richmond
Stansted
Kingston upon Thames
Harrow
Cobham
Slough
Watford
Eastbourne
Uxbridge
Worthing
Romford
Ilford

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to London. momondo saves you time and could save you money on your trip.

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 for Seattle to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Seattle to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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