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Find flight deals from United Kingdom to Seattle/Tacoma Intl

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Seattle/Tacoma Intl

(Round-trip)
Depart: Mon 19 Jan 2015 Return: Sun 25 Jan 2015 Trip spans 7 days
Icelandair
Icelandair
LGW
07:30
SEA
19:40
12h 10m
1 stop
SEA
10:30
LGW
22:15
11h 45m
1 stop
Depart: Wed 4 Feb 2015 Return: Mon 9 Feb 2015 Trip spans 6 days
Icelandair
Icelandair
LHR
08:00
SEA
19:40
11h 40m
1 stop
SEA
10:30
LHR
22:30
12h 00m
1 stop
Depart: Tue 10 Mar 2015 Return: Tue 24 Mar 2015 Trip spans 15 days
SAS
SAS
LHR
17:05
SEA
21:05
28h 00m
2 stops
SEA
19:40
LHR
02:05
30h 25m
2 stops
Depart: Mon 15 Dec 2014 Return: Wed 7 Jan 2015 Trip spans 24 days
United
United
MAN
04:00
SEA
04:00
24h 00m
2 stops
SEA
13:34
MAN
18:30
28h 56m
2 stops
Depart: Thu 4 Dec 2014 Return: Thu 11 Dec 2014 Trip spans 8 days
Air Canada
Air Canada
LHR
09:25
SEA
21:29
12h 04m
1 stop
SEA
07:35
LHR
22:15
14h 40m
1 stop
Depart: Fri 5 Dec 2014 Return: Sun 7 Dec 2014 Trip spans 3 days
Multiple Airlines
Multiple Airlines
LHR
01:30
SEA
15:15
13h 45m
1 stop
SEA
14:00
LHR
22:15
32h 15m
1 stop
Depart: Tue 9 Dec 2014 Return: Wed 7 Jan 2015 Trip spans 30 days
United
United
LHR
02:50
SEA
23:36
20h 46m
2 stops
SEA
18:01
LHR
17:55
23h 54m
1 stop
Depart: Sun 1 Feb 2015 Return: Mon 16 Feb 2015 Trip spans 16 days
Austrian Airlines
Austrian Airlines
LHR
04:05
SEA
23:13
43h 08m
2 stops
SEA
01:03
LHR
05:40
28h 37m
2 stops
Depart: Sat 13 Dec 2014 Return: Mon 29 Dec 2014 Trip spans 17 days
Lufthansa
Lufthansa
LHR
01:30
SEA
15:15
13h 45m
1 stop
SEA
09:05
LHR
04:40
19h 35m
1 stop
Depart: Mon 1 Dec 2014 Return: Mon 8 Dec 2014 Trip spans 8 days
Air France
Air France
LHR
10:15
SEA
13:55
171h 40m
2 stops
SEA
13:42
LHR
23:25
9h 43m
nonstop
Depart: Wed 22 Apr 2015 Return: Wed 6 May 2015 Trip spans 15 days
SAS
SAS
MAN
14:35
SEA
22:05
31h 30m
2 stops
SEA
09:45
MAN
06:40
20h 55m
2 stops
Depart: Tue 7 Apr 2015 Return: Mon 13 Apr 2015 Trip spans 7 days
Icelandair
Icelandair
GLA
10:05
SEA
21:45
11h 40m
1 stop
SEA
12:30
GLA
22:40
10h 10m
1 stop
Depart: Thu 25 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 7 days
Air France
Air France
MAN
14:45
SEA
15:22
24h 37m
1 stop
SEA
08:08
MAN
22:00
13h 52m
1 stop
Depart: Fri 26 Dec 2014 Return: Wed 7 Jan 2015 Trip spans 13 days
KLM Royal Dutch
KLM Royal Dutch
LHR
08:00
SEA
12:30
292h 30m
2 stops
SEA
13:37
LHR
23:25
9h 48m
nonstop
Depart: Thu 18 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 14 days
British Airways
British Airways
MAN
04:55
SEA
19:05
14h 10m
1 stop
SEA
06:50
MAN
23:55
17h 05m
2 stops
Depart: Sun 19 Apr 2015 Return: Tue 5 May 2015 Trip spans 17 days
Icelandair
Icelandair
MAN
09:25
SEA
21:45
12h 20m
1 stop
SEA
12:30
MAN
23:35
11h 05m
1 stop
Depart: Tue 13 Jan 2015 Return: Wed 28 Jan 2015 Trip spans 16 days
Delta
Delta
LHR
08:00
SEA
17:05
369h 05m
2 stops
SEA
13:37
LHR
23:25
9h 48m
nonstop
Depart: Wed 13 May 2015 Return: Wed 20 May 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
MAN
07:15
SEA
16:10
32h 55m
1 stop
SEA
09:40
MAN
05:05
19h 25m
1 stop
Depart: Sun 29 Mar 2015 Return: Tue 14 Apr 2015 Trip spans 17 days
American Airlines
American Airlines
LHR
03:45
SEA
19:15
15h 30m
1 stop
SEA
03:00
LHR
23:00
20h 00m
1 stop
Depart: Fri 27 Mar 2015 Return: Mon 13 Apr 2015 Trip spans 18 days
Iberia
Iberia
LHR
10:25
SEA
02:00
15h 35m
1 stop
SEA
03:00
LHR
18:20
15h 20m
1 stop
Change your search
Airports
Origin

Glasgow
£640
London
only £504
only £487
Manchester
£551
Destination

Seattle
£487