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Cheap flights from Seattle to London from $341

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 - 11:07 pmLCY  London City-SEA Seattle/Tacoma Intl
21h 52m2 stops Zurich Chicago O'Hare Intl
$821SWISS
Mon, Nov 9 - Wed, Nov 11
Lufthansa Logo
1:50 pm - 5:40 pmSEA  Seattle/Tacoma Intl-LCY London City
19h 50m1 stop Frankfurt am Main
Lufthansa Logo
9:50 am - 1:00 pmLCY  London City-SEA Seattle/Tacoma Intl
35h 10m2 stops Frankfurt am Main Munich Franz Josef Strauss
$833Lufthansa
Sun, Jan 10 - Tue, Jan 12
SWISS Logo
10:54 am - 5:05 pmSEA  Seattle/Tacoma Intl-LCY London City
22h 11m2 stops Chicago O'Hare Intl Zurich
SWISS Logo
9:15 am - 11:31 pmLCY  London City-SEA Seattle/Tacoma Intl
22h 16m2 stops Zurich San Francisco
$858SWISS
Mon, Jan 11 - Wed, Jan 13
SWISS Logo
1:16 pm - 5:05 pmSEA  Seattle/Tacoma Intl-LCY London City
19h 49m2 stops San Francisco Zurich
SWISS Logo
7:05 pm - 11:21 pmLCY  London City-SEA Seattle/Tacoma Intl
35h 16m2 stops Zurich San Francisco
$865SWISS
Mon, Mar 1 - Mon, Mar 15
Multiple Airlines Logo
1:50 pm - 5:40 pmSEA  Seattle/Tacoma Intl-LCY London City
19h 50m1 stop Frankfurt am Main
Multiple Airlines Logo
7:05 pm - 11:21 pmLCY  London City-SEA Seattle/Tacoma Intl
35h 16m2 stops Zurich San Francisco
$874Multiple Airlines
Mon, Mar 1 - Mon, Mar 15
Delta Logo
2:25 pm - 4:35 pmSEA  Seattle/Tacoma Intl-LCY London City
18h 10m1 stop Amsterdam Schiphol
Delta Logo
10:00 am - 11:49 amLCY  London City-SEA Seattle/Tacoma Intl
33h 49m1 stop Amsterdam Schiphol
$886Delta
Wed, Jan 6 - Wed, Jan 13
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
5:50 pm - 11:49 amLCY  London City-SEA Seattle/Tacoma Intl
25h 59m1 stop Amsterdam Schiphol
$890Virgin Atlantic
Wed, Jan 13 - Wed, Jan 27
KLM Logo
1:45 pm - 9:30 amSEA  Seattle/Tacoma Intl-LCY London City
11h 45m1 stop Amsterdam Schiphol
KLM Logo
10:00 am - 4:20 pmLCY  London City-SEA Seattle/Tacoma Intl
14h 20m1 stop Amsterdam Schiphol
$891KLM
Sun, Apr 4 - Thu, Apr 15
Virgin Atlantic Logo
1:45 pm - 5:20 pmSEA  Seattle/Tacoma Intl-LCY London City
19h 35m2 stops Minneapolis St Paul Amsterdam Schiphol
Virgin Atlantic Logo
8:15 pm - 11:33 amLCY  London City-SEA Seattle/Tacoma Intl
23h 18m1 stop Amsterdam Schiphol
$895Virgin Atlantic
Mon, Mar 29 - Mon, Apr 5
SWISS Logo
3:30 pm - 5:05 pmSEA  Seattle/Tacoma Intl-LCY London City
17h 35m2 stops San Francisco Zurich
SWISS Logo
9:15 am - 11:31 pmLCY  London City-SEA Seattle/Tacoma Intl
22h 16m2 stops Zurich San Francisco
$896SWISS
Tue, Jan 12 - Fri, Jan 22

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Virgin Atlantic flights from Seattle to London City Airport

Our best Virgin Atlantic deals on Seattle to London City Airport flight tickets
Virgin Atlantic
Jan 13
SEA6:00 amSeattle/Tacoma Intl
17h 15m
2 stops
LCY7:15 amLondon City
Jan 27
LCY5:50 pmLondon City
25h 59m
1 stop
SEA11:49 amSeattle/Tacoma Intl
$890
Virgin Atlantic
Mar 15
SEA3:35 pmSeattle/Tacoma Intl
18h 45m
1 stop
LCY5:20 pmLondon City
Apr 15
LCY10:00 amLondon City
14h 20m
1 stop
SEA4:20 pmSeattle/Tacoma Intl
$891
Virgin Atlantic
Mar 29
SEA1:45 pmSeattle/Tacoma Intl
19h 35m
2 stops
LCY5:20 pmLondon City
Apr 5
LCY8:15 pmLondon City
23h 18m
1 stop
SEA11:33 amSeattle/Tacoma Intl
$895

KLM flights from Seattle to London City Airport

Our best KLM deals on Seattle to London City Airport flight tickets
KLM
Nov 18
SEA7:15 amSeattle/Tacoma Intl
16h 00m
2 stops
LCY7:15 amLondon City
Nov 25
LCY10:00 amLondon City
21h 57m
2 stops
SEA11:57 pmSeattle/Tacoma Intl
$934
KLM
Oct 6
SEA1:45 pmSeattle/Tacoma Intl
11h 45m
1 stop
LCY9:30 amLondon City
Oct 20
LCY10:00 amLondon City
14h 35m
1 stop
SEA4:35 pmSeattle/Tacoma Intl
$1,024
KLM
Oct 6
SEA1:45 pmSeattle/Tacoma Intl
11h 45m
1 stop
LCY9:30 amLondon City
Oct 13
LCY10:00 amLondon City
14h 35m
1 stop
SEA4:35 pmSeattle/Tacoma Intl
$1,026

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 11/9

3:35 pm-5:05 pm

2 stops17h 30m

London City

Wed 11/11

9:15 am-11:07 pm

2 stops21h 52m

$821

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Sun 1/10

1:50 pm-5:40 pm

1 stop19h 50m

London City

Tue 1/12

9:50 am-1:00 pm

2 stops35h 10m

$833

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 1/11

10:54 am-5:05 pm

2 stops22h 11m

London City

Wed 1/13

9:15 am-11:31 pm

2 stops22h 16m

$858

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 3/1

1:16 pm-5:05 pm

2 stops19h 49m

London City

Mon 3/15

7:05 pm-11:21 pm

2 stops35h 16m

$865

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 3/1

1:50 pm-5:40 pm

1 stop19h 50m

London City

Mon 3/15

7:05 pm-11:21 pm

2 stops35h 16m

$874

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 1/6

2:25 pm-4:35 pm

1 stop18h 10m

London City

Wed 1/13

10:00 am-11:49 am

1 stop33h 49m

$886

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Wed 1/13

6:00 am-7:15 am

2 stops17h 15m

London City

Wed 1/27

5:50 pm-11:49 am

1 stop25h 59m

$890
Quickest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Sun 4/4

1:45 pm-9:30 am

1 stop11h 45m

London City

Thu 4/15

10:00 am-4:20 pm

1 stop14h 20m

$891

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Mon 3/29

1:45 pm-5:20 pm

2 stops19h 35m

London City

Mon 4/5

8:15 pm-11:33 am

1 stop23h 18m

$895

SeattleLondon

SEA Seattle/Tacoma Intl - LCY London City

SEALCY

Seattle/Tacoma Intl

Tue 1/12

3:30 pm-5:05 pm

2 stops17h 35m

London City

Fri 1/22

9:15 am-11:31 pm

2 stops22h 16m

$896

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, Lufthansa, 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

$341

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 $341. The best round-trip flight deal from Seattle to London City Airport found on momondo in the last 72 hours is $821.
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
Croydon
Hayes
Luton
Dover
Wembley
Milton Keynes
Kingston upon Thames
Richmond
Stansted
Watford
Harrow
Cobham
Worthing
Eastbourne
Slough
Hook
Ilford
Canterbury

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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