Find Cheap Flights from Seattle to United Kingdom

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Seattle to United Kingdom

(Round-trip)
Depart: Tue Nov 7 2017 Return: Thu Nov 9 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
LHR
13h 20m
1 stop
LHR
SEA
13h 20m
1 stop
Depart: Tue Oct 31 2017 Return: Mon Nov 6 2017 Trip spans 7 days
Icelandair
Icelandair
SEA
LHR
20h 00m
1 stop
LHR
SEA
28h 05m
1 stop
Depart: Wed Nov 8 2017 Return: Wed Nov 15 2017 Trip spans 8 days
Norwegian
Norwegian
SEA
LGW
9h 30m
nonstop
LGW
SEA
9h 55m
nonstop
Depart: Tue Sep 26 2017 Return: Fri Oct 13 2017 Trip spans 18 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 00m
nonstop
LHR
SEA
16h 40m
1 stop
Depart: Thu Oct 19 2017 Return: Fri Oct 27 2017 Trip spans 9 days
British Airways
British Airways
SEA
LHR
9h 30m
nonstop
LHR
SEA
9h 55m
nonstop
Depart: Tue Sep 12 2017 Return: Tue Sep 26 2017 Trip spans 15 days
Lufthansa
Lufthansa
SEA
STN
15h 35m
1 stop
STN
SEA
18h 35m
1 stop
Depart: Fri Nov 17 2017 Return: Fri Nov 24 2017 Trip spans 8 days
Air Canada
Air Canada
SEA
LHR
12h 35m
1 stop
LHR
SEA
23h 24m
2 stops
Depart: Thu Aug 10 2017 Return: Thu Aug 24 2017 Trip spans 15 days
American Airlines
American Airlines
SEA
LHR
14h 46m
1 stop
LHR
SEA
17h 03m
1 stop
Depart: Thu Nov 30 2017 Return: Sun Dec 10 2017 Trip spans 11 days
KLM
KLM
SEA
SOU
19h 19m
1 stop
SOU
SEA
26h 03m
1 stop
Depart: Mon Sep 18 2017 Return: Thu Sep 28 2017 Trip spans 11 days
Air France
Air France
SEA
SOU
20h 50m
1 stop
SOU
SEA
13h 16m
1 stop
Depart: Sat Nov 11 2017 Return: Thu Nov 30 2017 Trip spans 20 days
Major Airline
Major Airline
SEA
LHR
11h 45m
1 stop
LHR
SEA
28h 05m
1 stop
Depart: Sat Sep 16 2017 Return: Mon Sep 18 2017 Trip spans 3 days
United
United
SEA
BHX
13h 45m
1 stop
BHX
SEA
23h 58m
2 stops
Depart: Mon Oct 30 2017 Return: Mon Nov 6 2017 Trip spans 8 days
Norwegian
Norwegian
SEA
LGW
9h 30m
nonstop
LGW
SEA
9h 55m
nonstop
Depart: Mon Jun 19 2017 Return: Fri Jun 23 2017 Trip spans 5 days
WestJet
WestJet
SEA
LGW
13h 40m
1 stop
LGW
SEA
15h 33m
1 stop
Depart: Fri Oct 20 2017 Return: Mon Oct 30 2017 Trip spans 11 days
Norwegian
Norwegian
SEA
LGW
9h 20m
nonstop
LGW
SEA
9h 55m
nonstop
Depart: Mon Jul 3 2017 Return: Mon Jul 10 2017 Trip spans 8 days
$1096
Select
Thomas Cook Airlines
Thomas Cook Airlines
SEA
MAN
13h 55m
1 stop
MAN
SEA
18h 51m
1 stop
Depart: Tue Sep 26 2017 Return: Wed Oct 11 2017 Trip spans 16 days
Virgin Atlantic
Virgin Atlantic
SEA
LHR
9h 00m
nonstop
LHR
SEA
9h 40m
nonstop
Depart: Fri Nov 17 2017 Return: Sat Nov 25 2017 Trip spans 9 days
Major Airline
Major Airline
SEA
LGW
19h 00m
nonstop
LGW
SEA
28h 56m
nonstop
Depart: Tue Sep 19 2017 Return: Sat Sep 30 2017 Trip spans 12 days
Lufthansa
Lufthansa
SEA
STN
11h 45m
1 stop
STN
SEA
14h 00m
1 stop
Depart: Tue Oct 10 2017 Return: Tue Oct 24 2017 Trip spans 15 days
British Airways
British Airways
SEA
MAN
16h 20m
2 stops
MAN
SEA
15h 53m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Seattle
$408
Destination

Southampton
$715
London
only $408
only $450
only $581
Manchester
$619
Birmingham
$864