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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 11 Jan 2015 Return: Thu 22 Jan 2015 Trip spans 12 days
Icelandair
Icelandair
LGW
07:30
SEA
19:40
12h 10m
1 stop
SEA
10:30
LGW
22:15
11h 45m
1 stop
Depart: Mon 2 Mar 2015 Return: Wed 18 Mar 2015 Trip spans 16 days
Icelandair
Icelandair
GLA
08:20
SEA
19:40
11h 20m
1 stop
SEA
12:30
GLA
22:40
10h 10m
1 stop
Depart: Fri 9 Jan 2015 Return: Thu 15 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: Sun 1 Feb 2015 Return: Mon 23 Feb 2015 Trip spans 23 days
Icelandair
Icelandair
LGW
15:55
SEA
19:40
27h 45m
1 stop
SEA
10:30
LGW
22:15
11h 45m
1 stop
Depart: Sun 1 Mar 2015 Return: Sun 8 Mar 2015 Trip spans 7 days
Icelandair
Icelandair
LGW
15:55
SEA
19:40
27h 45m
1 stop
SEA
12:30
LGW
00:15
11h 45m
1 stop
Depart: Thu 22 Jan 2015 Return: Sun 25 Jan 2015 Trip spans 4 days
Icelandair
Icelandair
LGW
07:30
SEA
19:40
12h 10m
1 stop
SEA
10:30
LGW
22:15
11h 45m
1 stop
Depart: Sat 10 Jan 2015 Return: Sat 24 Jan 2015 Trip spans 15 days
Icelandair
Icelandair
LHR
08:00
SEA
19:40
11h 40m
1 stop
SEA
10:30
LHR
06:30
20h 00m
1 stop
Depart: Tue 3 Feb 2015 Return: Fri 6 Feb 2015 Trip spans 4 days
Icelandair
Icelandair
LHR
15:35
SEA
19:40
28h 05m
1 stop
SEA
10:30
LHR
06:30
20h 00m
1 stop
Depart: Fri 13 Feb 2015 Return: Sun 1 Mar 2015 Trip spans 17 days
Icelandair
Icelandair
LHR
08:00
SEA
19:40
11h 40m
1 stop
SEA
10:30
LHR
06:30
20h 00m
1 stop
Depart: Mon 12 Jan 2015 Return: Thu 22 Jan 2015 Trip spans 11 days
SAS
SAS
MAN
05:20
SEA
13:40
32h 20m
2 stops
SEA
03:05
MAN
20:35
17h 30m
2 stops
Depart: Sun 22 Mar 2015 Return: Sun 29 Mar 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
LHR
11:30
SEA
13:05
25h 35m
1 stop
SEA
06:55
LHR
23:15
16h 20m
1 stop
Depart: Wed 7 Jan 2015 Return: Wed 21 Jan 2015 Trip spans 15 days
Delta
Delta
LHR
08:00
SEA
18:28
10h 28m
nonstop
SEA
07:30
LHR
23:00
15h 30m
1 stop
Depart: Tue 9 Dec 2014 Return: Fri 30 Jan 2015 Trip spans 53 days
SAS
SAS
LHR
02:05
SEA
00:06
22h 01m
2 stops
SEA
09:01
LHR
03:00
17h 59m
2 stops
Depart: Fri 7 Nov 2014 Return: Tue 18 Nov 2014 Trip spans 12 days
Delta
Delta
MAN
01:45
SEA
23:36
21h 51m
2 stops
SEA
13:54
MAN
04:45
14h 51m
1 stop
Depart: Mon 15 Dec 2014 Return: Sun 28 Dec 2014 Trip spans 14 days
US Airways
US Airways
LHR
08:20
SEA
17:39
33h 19m
1 stop
SEA
01:35
LHR
20:25
18h 50m
1 stop
Depart: Sun 16 Nov 2014 Return: Sat 13 Dec 2014 Trip spans 28 days
United
United
LHR
07:35
SEA
00:15
16h 40m
1 stop
SEA
05:03
LHR
22:30
17h 27m
2 stops
Depart: Fri 21 Nov 2014 Return: Sat 29 Nov 2014 Trip spans 9 days
US Airways
US Airways
MAN
08:35
SEA
00:15
39h 40m
1 stop
SEA
17:45
MAN
19:45
26h 00m
1 stop
Depart: Mon 9 Feb 2015 Return: Tue 24 Feb 2015 Trip spans 16 days
KLM Royal Dutch
KLM Royal Dutch
GLA
01:00
SEA
14:55
13h 55m
1 stop
SEA
08:09
GLA
02:30
18h 21m
1 stop
Depart: Tue 23 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 9 days
American Airlines
American Airlines
GLA
01:55
SEA
02:15
24h 20m
2 stops
SEA
03:50
GLA
03:20
23h 30m
2 stops
Depart: Mon 29 Dec 2014 Return: Fri 9 Jan 2015 Trip spans 12 days
Iberia
Iberia
LHR
04:55
SEA
21:10
16h 15m
1 stop
SEA
04:25
LHR
18:45
14h 20m
1 stop
Change your search
Airports
Origin

Glasgow
£479
London
only £501
only £478
only £671
Edinburgh
£731
Manchester
£523
Destination

Seattle
£478