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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: Sat 28 Feb 2015 Trip spans 7 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 28 Jan 2015 Return: Sun 15 Feb 2015 Trip spans 19 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 Feb 2015 Return: Tue 17 Feb 2015 Trip spans 8 days
US Airways
US Airways
LHR
11:05
SEA
02:25
15h 20m
1 stop
SEA
09:37
LHR
22:35
12h 58m
1 stop
Depart: Thu 1 Jan 2015 Return: Sun 18 Jan 2015 Trip spans 18 days
Delta
Delta
LHR
07:50
SEA
13:50
414h 00m
2 stops
SEA
13:37
LHR
23:25
9h 48m
nonstop
Depart: Sat 21 Mar 2015 Return: Mon 6 Apr 2015 Trip spans 17 days
Multiple Airlines
Multiple Airlines
LHR
09:00
SEA
16:30
391h 30m
2 stops
SEA
15:15
LHR
01:05
9h 50m
nonstop
Depart: Thu 25 Dec 2014 Return: Mon 29 Dec 2014 Trip spans 5 days
KLM Royal Dutch
KLM Royal Dutch
MAN
00:55
SEA
15:03
14h 08m
1 stop
SEA
03:52
MAN
19:30
15h 38m
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: Wed 11 Feb 2015 Return: Sun 22 Feb 2015 Trip spans 12 days
Iberia
Iberia
LHR
07:35
SEA
00:59
17h 24m
1 stop
SEA
03:51
LHR
17:45
13h 54m
1 stop
Depart: Thu 29 Jan 2015 Return: Mon 2 Feb 2015 Trip spans 5 days
Lufthansa
Lufthansa
LHR
03:20
SEA
23:53
20h 33m
2 stops
SEA
09:05
LHR
23:45
14h 40m
1 stop
Depart: Wed 14 Jan 2015 Return: Sat 28 Feb 2015 Trip spans 46 days
SAS
SAS
LHR
01:40
SEA
00:32
22h 52m
2 stops
SEA
01:03
LHR
03:00
25h 57m
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
07:35
LHR
22:15
14h 40m
1 stop
Depart: Sat 27 Dec 2014 Return: Mon 29 Dec 2014 Trip spans 3 days
Air France
Air France
BHX
01:35
SEA
15:11
13h 36m
1 stop
SEA
08:19
BHX
00:05
15h 46m
1 stop
Depart: Wed 25 Mar 2015 Return: Wed 8 Apr 2015 Trip spans 15 days
KLM Royal Dutch
KLM Royal Dutch
LHR
09:00
SEA
12:35
339h 35m
2 stops
SEA
15:15
LHR
01:05
9h 50m
nonstop
Depart: Tue 17 Feb 2015 Return: Sun 22 Feb 2015 Trip spans 6 days
United
United
LHR
02:30
SEA
23:53
21h 23m
2 stops
SEA
18:59
LHR
17:55
22h 56m
1 stop
Depart: Sun 28 Dec 2014 Return: Mon 26 Jan 2015 Trip spans 30 days
British Airways
British Airways
LHR
04:20
SEA
14:05
9h 45m
nonstop
SEA
09:05
LHR
18:30
9h 25m
nonstop
Depart: Tue 7 Apr 2015 Return: Tue 14 Apr 2015 Trip spans 8 days
KLM Royal Dutch
KLM Royal Dutch
GLA
02:05
SEA
15:19
13h 14m
1 stop
SEA
09:43
GLA
04:05
18h 22m
1 stop
Depart: Sat 2 May 2015 Return: Sat 16 May 2015 Trip spans 15 days
Iberia
Iberia
LGW
15:35
SEA
23:53
32h 18m
2 stops
SEA
03:00
LGW
07:00
28h 00m
2 stops
Depart: Thu 11 Jun 2015 Return: Thu 25 Jun 2015 Trip spans 15 days
US Airways
US Airways
MAN
07:00
SEA
01:13
18h 13m
1 stop
SEA
20:45
MAN
20:50
24h 05m
1 stop
Depart: Sat 16 May 2015 Return: Sat 23 May 2015 Trip spans 8 days
Air France
Air France
MAN
15:50
SEA
15:35
23h 45m
1 stop
SEA
09:09
MAN
22:20
13h 11m
1 stop
Depart: Sun 18 Jan 2015 Return: Thu 22 Jan 2015 Trip spans 5 days
Aeroflot
Aeroflot
LHR
05:55
SEA
00:42
42h 47m
2 stops
SEA
02:12
LHR
21:35
43h 23m
2 stops
Change your search
Airports
Origin

London
only £483
only £465
only £525
Manchester
£523
Glasgow
£658
Birmingham
£543
Destination

Seattle
£465