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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: Wed 11 Feb 2015 Return: Wed 11 Mar 2015 Trip spans 28 days
Brussels Airlines
Brussels Airlines
BHX
01:10
SEA
23:54
22h 44m
2 stops
SEA
06:20
BHX
23:05
16h 45m
2 stops
Depart: Sat 28 Feb 2015 Return: Sat 7 Mar 2015 Trip spans 8 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 16 Feb 2015 Return: Mon 2 Mar 2015 Trip spans 15 days
US Airways
US Airways
LHR
06:40
SEA
00:00
17h 20m
1 stop
SEA
09:37
LHR
22:35
12h 58m
1 stop
Depart: Fri 27 Feb 2015 Return: Sat 7 Mar 2015 Trip spans 9 days
Icelandair
Icelandair
LHR
08:00
SEA
19:40
11h 40m
1 stop
SEA
10:30
LHR
22:30
12h 00m
1 stop
Depart: Thu 19 Mar 2015 Return: Tue 31 Mar 2015 Trip spans 13 days
KLM Royal Dutch
KLM Royal Dutch
GLA
02:00
SEA
16:00
14h 00m
1 stop
SEA
09:43
GLA
00:45
15h 02m
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: Mon 2 Feb 2015 Return: Mon 16 Feb 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
LCY
12:10
SEA
00:49
36h 39m
2 stops
SEA
09:05
LCY
03:40
18h 35m
1 stop
Depart: Thu 26 Mar 2015 Return: Tue 31 Mar 2015 Trip spans 6 days
Multiple Airlines
Multiple Airlines
LHR
02:30
SEA
16:15
13h 45m
1 stop
SEA
12:10
LHR
23:40
11h 30m
1 stop
Depart: Mon 29 Dec 2014 Return: Mon 19 Jan 2015 Trip spans 22 days
Delta
Delta
LHR
08:00
SEA
18:21
10h 21m
nonstop
SEA
07:33
LHR
23:00
15h 27m
1 stop
Depart: Sat 14 Feb 2015 Return: Sat 21 Feb 2015 Trip spans 8 days
Lufthansa
Lufthansa
STN
02:50
SEA
23:35
20h 45m
2 stops
SEA
01:03
STN
06:00
28h 57m
2 stops
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: 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: Wed 7 Jan 2015 Trip spans 8 days
KLM Royal Dutch
KLM Royal Dutch
LHR
08:00
SEA
18:21
10h 21m
nonstop
SEA
04:05
LHR
19:25
15h 20m
1 stop
Depart: Sun 28 Dec 2014 Return: Mon 12 Jan 2015 Trip spans 16 days
American Airlines
American Airlines
LHR
04:20
SEA
14:05
9h 45m
nonstop
SEA
13:00
LHR
22:30
9h 30m
nonstop
Depart: Fri 27 Mar 2015 Return: Fri 10 Apr 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
MAN
02:45
SEA
16:16
13h 31m
1 stop
SEA
07:15
MAN
22:30
15h 15m
2 stops
Depart: Tue 30 Dec 2014 Return: Thu 8 Jan 2015 Trip spans 10 days
Air France
Air France
LHR
08:00
SEA
18:21
10h 21m
nonstop
SEA
13:37
LHR
23:25
9h 48m
nonstop
Depart: Wed 24 Dec 2014 Return: Mon 12 Jan 2015 Trip spans 20 days
Air Canada
Air Canada
LHR
08:00
SEA
11:59
27h 59m
2 stops
SEA
07:35
LHR
22:15
14h 40m
1 stop
Depart: Sun 29 Mar 2015 Return: Fri 10 Apr 2015 Trip spans 13 days
KLM Royal Dutch
KLM Royal Dutch
BHX
09:20
SEA
14:11
28h 51m
2 stops
SEA
11:45
BHX
04:35
16h 50m
2 stops
Depart: Wed 22 Apr 2015 Return: Sat 2 May 2015 Trip spans 11 days
SAS
SAS
MAN
14:35
SEA
22:05
31h 30m
2 stops
SEA
02:45
MAN
05:55
27h 10m
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
00:45
15h 02m
1 stop
Change your search
Airports
Origin

London
only £488
only £522
only £486
only £546
Manchester
£515
Glasgow
£512
Birmingham
£455
Destination

Seattle
£455