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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 1 Feb 2015 Return: Fri 6 Feb 2015 Trip spans 6 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: Mon 23 Mar 2015 Trip spans 21 days
US Airways
US Airways
LHR
09:25
SEA
02:25
17h 00m
1 stop
SEA
07:50
LHR
21:40
13h 50m
1 stop
Depart: Mon 27 Apr 2015 Return: Tue 5 May 2015 Trip spans 9 days
Icelandair
Icelandair
MAN
09:25
SEA
21:45
12h 20m
1 stop
SEA
12:30
MAN
23:35
11h 05m
1 stop
Depart: Mon 2 Feb 2015 Return: Thu 5 Feb 2015 Trip spans 4 days
Icelandair
Icelandair
LHR
08:00
SEA
19:40
11h 40m
1 stop
SEA
10:30
LHR
22:30
12h 00m
1 stop
Depart: Sat 7 Feb 2015 Return: Wed 11 Feb 2015 Trip spans 5 days
Brussels Airlines
Brussels Airlines
MAN
01:35
SEA
00:54
23h 19m
2 stops
SEA
03:05
MAN
21:10
18h 05m
2 stops
Depart: Fri 13 Feb 2015 Return: Sun 1 Mar 2015 Trip spans 17 days
Multiple Airlines
Multiple Airlines
STN
02:50
SEA
22:43
19h 53m
2 stops
SEA
01:03
STN
06:00
28h 57m
2 stops
Depart: Mon 12 Jan 2015 Return: Mon 19 Jan 2015 Trip spans 8 days
Lufthansa
Lufthansa
LCY
03:10
SEA
23:53
20h 43m
2 stops
SEA
09:05
LCY
03:40
18h 35m
1 stop
Depart: Thu 8 Jan 2015 Return: Tue 13 Jan 2015 Trip spans 6 days
Iberia
Iberia
LHR
06:30
SEA
00:59
18h 29m
1 stop
SEA
02:00
LHR
17:20
15h 20m
1 stop
Depart: Tue 20 Jan 2015 Return: Mon 26 Jan 2015 Trip spans 7 days
Lufthansa
Lufthansa
LHR
03:20
SEA
23:53
20h 33m
2 stops
SEA
09:05
LHR
22:45
13h 40m
1 stop
Depart: Wed 7 Jan 2015 Return: Wed 14 Jan 2015 Trip spans 8 days
United
United
LHR
02:30
SEA
23:20
20h 50m
2 stops
SEA
07:03
LHR
22:30
15h 27m
1 stop
Depart: Wed 31 Dec 2014 Return: Sat 17 Jan 2015 Trip spans 18 days
Multiple Airlines
Multiple Airlines
LHR
08:00
SEA
18:21
10h 21m
nonstop
SEA
13:37
LHR
23:25
9h 48m
nonstop
Depart: Sun 21 Dec 2014 Return: Wed 14 Jan 2015 Trip spans 25 days
Multiple Airlines
Multiple Airlines
MAN
13:05
SEA
15:15
26h 10m
1 stop
SEA
03:05
MAN
04:15
25h 10m
2 stops
Depart: Tue 23 Dec 2014 Return: Mon 29 Dec 2014 Trip spans 7 days
Air Canada
Air Canada
LHR
07:05
SEA
11:59
28h 54m
2 stops
SEA
14:00
LHR
22:15
32h 15m
1 stop
Depart: Tue 6 Jan 2015 Return: Wed 28 Jan 2015 Trip spans 23 days
American Airlines
American Airlines
LHR
07:35
SEA
00:59
17h 24m
1 stop
SEA
06:28
LHR
20:15
13h 47m
1 stop
Depart: Mon 22 Dec 2014 Return: Tue 13 Jan 2015 Trip spans 23 days
United
United
MAN
07:00
SEA
02:15
19h 15m
2 stops
SEA
16:56
MAN
01:55
32h 59m
2 stops
Depart: Mon 29 Dec 2014 Return: Mon 19 Jan 2015 Trip spans 22 days
British Airways
British Airways
LHR
09:15
SEA
19:05
9h 50m
nonstop
SEA
13:00
LHR
22:30
9h 30m
nonstop
Depart: Tue 30 Dec 2014 Return: Wed 14 Jan 2015 Trip spans 16 days
KLM Royal Dutch
KLM Royal Dutch
LHR
01:30
SEA
15:03
13h 33m
1 stop
SEA
04:42
LHR
22:00
17h 18m
1 stop
Depart: Mon 30 Mar 2015 Return: Fri 10 Apr 2015 Trip spans 12 days
SAS
SAS
MAN
15:25
SEA
01:52
34h 27m
2 stops
SEA
09:45
MAN
21:35
35h 50m
2 stops
Depart: Sat 20 Dec 2014 Return: Sun 11 Jan 2015 Trip spans 23 days
United
United
GLA
04:00
SEA
03:03
23h 03m
2 stops
SEA
18:01
GLA
18:30
24h 29m
2 stops
Depart: Wed 8 Apr 2015 Return: Tue 14 Apr 2015 Trip spans 7 days
Multiple Airlines
Multiple Airlines
GLA
12:55
SEA
15:19
26h 24m
1 stop
SEA
09:43
GLA
22:20
12h 37m
1 stop
Change your search
Airports
Origin

London
only £500
only £543
only £489
only £528
Manchester
£505
Glasgow
£651
Destination

Seattle
£489