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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: Sun 22 Feb 2015 Return: Thu 26 Feb 2015 Trip spans 5 days
Icelandair
Icelandair
LGW
15:55
SEA
19:40
27h 45m
1 stop
SEA
10:30
LGW
22:15
11h 45m
1 stop
Depart: Wed 4 Feb 2015 Return: Sat 14 Feb 2015 Trip spans 11 days
Icelandair
Icelandair
LHR
08:00
SEA
19:40
11h 40m
1 stop
SEA
10:30
LHR
22:30
12h 00m
1 stop
Depart: Fri 9 Jan 2015 Return: Sat 17 Jan 2015 Trip spans 9 days
SAS
SAS
LHR
16:05
SEA
23:48
31h 43m
2 stops
SEA
03:05
LHR
20:00
16h 55m
2 stops
Depart: Thu 19 Feb 2015 Return: Thu 26 Feb 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
EDI
01:00
SEA
00:37
23h 37m
2 stops
SEA
09:05
EDI
22:25
13h 20m
1 stop
Depart: Wed 18 Feb 2015 Return: Sun 22 Feb 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
LHR
10:30
SEA
12:35
26h 05m
1 stop
SEA
03:05
LHR
21:40
18h 35m
1 stop
Depart: Tue 16 Dec 2014 Return: Tue 23 Dec 2014 Trip spans 8 days
Multiple Airlines
Multiple Airlines
MAN
01:45
SEA
18:21
16h 36m
1 stop
SEA
13:42
MAN
00:25
34h 43m
1 stop
Depart: Wed 3 Dec 2014 Return: Thu 25 Dec 2014 Trip spans 23 days
Multiple Airlines
Multiple Airlines
LGW
06:20
SEA
22:39
16h 19m
1 stop
SEA
07:29
LGW
21:35
14h 06m
1 stop
Depart: Tue 17 Feb 2015 Return: Sun 22 Feb 2015 Trip spans 6 days
United
United
LHR
03:20
SEA
01:08
21h 48m
2 stops
SEA
17:59
LHR
17:55
23h 56m
1 stop
Depart: Wed 10 Dec 2014 Return: Tue 16 Dec 2014 Trip spans 7 days
Lufthansa
Lufthansa
LHR
01:30
SEA
15:15
13h 45m
1 stop
SEA
09:14
LHR
22:05
12h 51m
1 stop
Depart: Sun 30 Nov 2014 Return: Wed 10 Dec 2014 Trip spans 11 days
Air Canada
Air Canada
LHR
09:25
SEA
11:59
26h 34m
1 stop
SEA
14:00
LHR
22:15
32h 15m
1 stop
Depart: Sat 6 Dec 2014 Return: Fri 12 Dec 2014 Trip spans 7 days
Delta
Delta
LHR
08:00
SEA
18:21
10h 21m
nonstop
SEA
06:30
LHR
21:30
15h 00m
1 stop
Depart: Mon 9 Feb 2015 Return: Thu 12 Feb 2015 Trip spans 4 days
Icelandair
Icelandair
MAN
07:25
SEA
19:40
12h 15m
1 stop
SEA
10:30
MAN
21:35
11h 05m
1 stop
Depart: Thu 25 Dec 2014 Return: Sun 11 Jan 2015 Trip spans 18 days
US Airways
US Airways
LHR
09:25
SEA
02:25
17h 00m
1 stop
SEA
09:37
LHR
22:35
12h 58m
1 stop
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: Tue 23 Dec 2014 Return: Tue 30 Dec 2014 Trip spans 8 days
American Airlines
American Airlines
MAN
04:45
SEA
02:25
21h 40m
1 stop
SEA
19:30
MAN
18:45
23h 15m
1 stop
Depart: Fri 26 Dec 2014 Return: Sat 10 Jan 2015 Trip spans 16 days
KLM Royal Dutch
KLM Royal Dutch
LHR
08:00
SEA
12:30
364h 30m
2 stops
SEA
13:37
LHR
23:25
9h 48m
nonstop
Depart: Mon 8 Dec 2014 Return: Wed 7 Jan 2015 Trip spans 31 days
United
United
GLA
04:00
SEA
23:40
19h 40m
2 stops
SEA
13:34
GLA
18:30
28h 56m
2 stops
Depart: Fri 2 Jan 2015 Return: Thu 8 Jan 2015 Trip spans 7 days
American Airlines
American Airlines
LHR
09:50
SEA
03:35
17h 45m
1 stop
SEA
02:00
LHR
18:35
16h 35m
1 stop
Depart: Fri 29 May 2015 Return: Mon 15 Jun 2015 Trip spans 18 days
Lufthansa
Lufthansa
LCY
03:45
SEA
20:47
17h 02m
2 stops
SEA
09:35
LCY
04:20
18h 45m
1 stop
Depart: Thu 18 Dec 2014 Return: Thu 8 Jan 2015 Trip spans 22 days
KLM Royal Dutch
KLM Royal Dutch
HUY
01:20
SEA
00:38
23h 18m
2 stops
SEA
04:42
HUY
21:00
16h 18m
2 stops
Change your search
Airports
Origin

Barnetby
£875
Glasgow
£650
London
only £502
only £484
only £811
Edinburgh
£538
Manchester
£546
Destination

Seattle
£484