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Cheap flights from Seattle to London from $338

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.
Multiple Airlines Logo
2:10 pm - 5:55 pmSEA  Seattle/Tacoma Intl-LCY London City
19h 45m1 stop Frankfurt am Main
Multiple Airlines Logo
1:10 pm - 6:32 pmLCY  London City-SEA Seattle/Tacoma Intl
37h 22m2 stops Zurich Vancouver Intl
$771Multiple Airlines
Tue, Oct 13 - Tue, Oct 20
SWISS Logo
7:00 am - 8:40 amSEA  Seattle/Tacoma Intl-LCY London City
17h 40m2 stops Chicago O'Hare Intl Zurich
SWISS Logo
9:15 am - 10:56 pmLCY  London City-SEA Seattle/Tacoma Intl
21h 41m2 stops Zurich Chicago O'Hare Intl
$772SWISS
Tue, Oct 13 - Tue, Oct 20
SWISS Logo
1:16 pm - 6:30 pmSEA  Seattle/Tacoma Intl-LCY London City
22h 14m2 stops San Francisco Zurich
SWISS Logo
9:15 am - 11:18 pmLCY  London City-SEA Seattle/Tacoma Intl
22h 03m2 stops Zurich San Francisco
$774SWISS
Wed, Oct 28 - Fri, Nov 6
Virgin Atlantic Logo
5:45 pm - 6:30 pmSEA  Seattle/Tacoma Intl-LCY London City
16h 45m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
8:25 am - 4:35 pmLCY  London City-SEA Seattle/Tacoma Intl
16h 10m1 stop Amsterdam Schiphol
$776Virgin Atlantic
Tue, Oct 13 - Tue, Oct 20
SWISS Logo
1:19 pm - 5:25 pmSEA  Seattle/Tacoma Intl-LCY London City
20h 06m2 stops San Francisco Zurich
SWISS Logo
7:15 pm - 6:32 pmLCY  London City-SEA Seattle/Tacoma Intl
31h 17m2 stops Zurich Vancouver Intl
$780SWISS
Tue, Sep 29 - Tue, Oct 6
SWISS Logo
10:54 am - 12:50 pmSEA  Seattle/Tacoma Intl-LCY London City
17h 56m2 stops Chicago O'Hare Intl Zurich
SWISS Logo
9:15 am - 11:21 pmLCY  London City-SEA Seattle/Tacoma Intl
22h 06m2 stops Zurich San Francisco
$782SWISS
Wed, Feb 10 - Tue, Feb 16
SWISS Logo
3:30 pm - 8:40 amSEA  Seattle/Tacoma Intl-LCY London City
33h 10m2 stops San Francisco Zurich
SWISS Logo
7:05 pm - 8:48 pmLCY  London City-SEA Seattle/Tacoma Intl
33h 43m2 stops Zurich San Francisco
$783SWISS
Mon, Feb 1 - Mon, Mar 1
Virgin Atlantic Logo
2:20 pm - 4:35 pmSEA  Seattle/Tacoma Intl-LCY London City
18h 15m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
5:05 pm - 11:47 amLCY  London City-SEA Seattle/Tacoma Intl
26h 42m1 stop Amsterdam Schiphol
$785Virgin Atlantic
Wed, Feb 10 - Wed, Feb 17
Virgin Atlantic Logo
3:25 pm - 4:35 pmSEA  Seattle/Tacoma Intl-LCY London City
18h 10m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
7:45 am - 10:05 pmLCY  London City-SEA Seattle/Tacoma Intl
22h 20m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$786Virgin Atlantic
Tue, Oct 27 - Tue, Nov 3
Virgin Atlantic Logo
6:00 am - 7:15 amSEA  Seattle/Tacoma Intl-LCY London City
17h 15m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
Virgin Atlantic Logo
5:05 pm - 11:47 amLCY  London City-SEA Seattle/Tacoma Intl
26h 42m1 stop Amsterdam Schiphol
$789Virgin Atlantic
Wed, Feb 10 - Mon, Feb 15

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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
Oct 13
SEA7:00 amSeattle/Tacoma Intl
17h 40m
2 stops
LCY8:40 amLondon City
Oct 20
LCY9:15 amLondon City
21h 41m
2 stops
SEA10:56 pmSeattle/Tacoma Intl
$772
SWISS
Oct 28
SEA1:16 pmSeattle/Tacoma Intl
22h 14m
2 stops
LCY6:30 pmLondon City
Nov 6
LCY9:15 amLondon City
22h 03m
2 stops
SEA11:18 pmSeattle/Tacoma Intl
$774
SWISS
Sep 29
SEA1:19 pmSeattle/Tacoma Intl
20h 06m
2 stops
LCY5:25 pmLondon City
Oct 6
LCY7:15 pmLondon City
31h 17m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$780

Virgin Atlantic flights from Seattle to London City Airport

Our best Virgin Atlantic deals on Seattle to London City Airport flight tickets
Virgin Atlantic
Oct 13
SEA5:45 pmSeattle/Tacoma Intl
16h 45m
1 stop
LCY6:30 pmLondon City
Oct 20
LCY8:25 amLondon City
16h 10m
1 stop
SEA4:35 pmSeattle/Tacoma Intl
$776
Virgin Atlantic
Oct 27
SEA3:25 pmSeattle/Tacoma Intl
18h 10m
1 stop
LCY4:35 pmLondon City
Nov 3
LCY7:45 amLondon City
22h 20m
2 stops
SEA10:05 pmSeattle/Tacoma Intl
$786
Virgin Atlantic
Oct 28
SEA3:25 pmSeattle/Tacoma Intl
20h 00m
1 stop
LCY6:25 pmLondon City
Nov 7
LCY8:40 amLondon City
22h 24m
2 stops
SEA11:04 pmSeattle/Tacoma Intl
$836

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

Tue 10/13

2:10 pm-5:55 pm

1 stop19h 45m

London City

Tue 10/20

1:10 pm-6:32 pm

2 stops37h 22m

$771

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 10/13

7:00 am-8:40 am

2 stops17h 40m

London City

Tue 10/20

9:15 am-10:56 pm

2 stops21h 41m

$772

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 10/28

1:16 pm-6:30 pm

2 stops22h 14m

London City

Fri 11/6

9:15 am-11:18 pm

2 stops22h 03m

$774
Quickest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 10/13

5:45 pm-6:30 pm

1 stop16h 45m

London City

Tue 10/20

8:25 am-4:35 pm

1 stop16h 10m

$776

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 9/29

1:19 pm-5:25 pm

2 stops20h 06m

London City

Tue 10/6

7:15 pm-6:32 pm

2 stops31h 17m

$780

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 2/10

10:54 am-12:50 pm

2 stops17h 56m

London City

Tue 2/16

9:15 am-11:21 pm

2 stops22h 06m

$782

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 2/1

3:30 pm-8:40 am

2 stops33h 10m

London City

Mon 3/1

7:05 pm-8:48 pm

2 stops33h 43m

$783

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 2/10

2:20 pm-4:35 pm

1 stop18h 15m

London City

Wed 2/17

5:05 pm-11:47 am

1 stop26h 42m

$785

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 10/27

3:25 pm-4:35 pm

1 stop18h 10m

London City

Tue 11/3

7:45 am-10:05 pm

2 stops22h 20m

$786

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 2/10

6:00 am-7:15 am

2 stops17h 15m

London City

Mon 2/15

5:05 pm-11:47 am

1 stop26h 42m

$789

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, Delta, and SWISS 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

$338

Fastest flight time

11h 45m

Direct flights

None
The best one-way flight to London City Airport from Seattle in the past 72 hours is $338. The best round-trip flight deal from Seattle to London City Airport found on momondo in the last 72 hours is $771.
The fastest flight from Seattle to London City Airport takes 11h 45m
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 45m.

  • 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
Luton
Wembley
Dover
Croydon
Richmond
Kingston upon Thames
Stansted
Harrow
Cobham
Watford
Worthing
Slough
Eastbourne
Hook
Uxbridge
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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