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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: Tue 21 Apr 2015 Return: Sun 26 Apr 2015 Trip spans 6 days
£526
Select
Icelandair
Icelandair
LGW
09:10
SEA
21:45
12h 35m
1 stop
SEA
12:30
LGW
23:45
11h 15m
1 stop
Depart: Tue 10 Mar 2015 Return: Wed 18 Mar 2015 Trip spans 9 days
£528
Select
US Airways
US Airways
MAN
05:30
SEA
00:59
19h 29m
1 stop
SEA
03:00
MAN
19:25
16h 25m
1 stop
Depart: Thu 23 Apr 2015 Return: Sun 26 Apr 2015 Trip spans 4 days
£528
Select
Icelandair
Icelandair
LHR
09:00
SEA
21:45
12h 45m
1 stop
SEA
12:30
LHR
08:10
19h 40m
1 stop
Depart: Mon 23 Mar 2015 Return: Tue 31 Mar 2015 Trip spans 9 days
£530
Select
Delta
Delta
LHR
09:00
SEA
19:26
10h 26m
nonstop
SEA
08:36
LHR
00:20
15h 44m
1 stop
Depart: Thu 5 Mar 2015 Return: Tue 10 Mar 2015 Trip spans 5 days
£537
Select
Iberia
Iberia
LHR
09:25
SEA
02:25
17h 00m
1 stop
SEA
03:00
LHR
19:20
16h 20m
1 stop
Depart: Thu 19 Mar 2015 Return: Wed 25 Mar 2015 Trip spans 7 days
£549
Select
Multiple Airlines
Multiple Airlines
LHR
07:25
SEA
00:13
16h 48m
1 stop
SEA
02:40
LHR
22:25
19h 45m
1 stop
Depart: Wed 18 Mar 2015 Return: Wed 25 Mar 2015 Trip spans 8 days
£557
Select
US Airways
US Airways
LHR
07:40
SEA
00:00
16h 20m
1 stop
SEA
07:25
LHR
23:30
16h 05m
1 stop
Depart: Fri 6 Mar 2015 Return: Tue 7 Apr 2015 Trip spans 32 days
£566
Select
Air France
Air France
MAN
01:10
SEA
15:27
14h 17m
1 stop
SEA
09:12
MAN
06:50
21h 38m
1 stop
Depart: Wed 4 Mar 2015 Return: Tue 7 Apr 2015 Trip spans 34 days
£573
Select
Multiple Airlines
Multiple Airlines
MAN
01:35
SEA
00:38
23h 03m
2 stops
SEA
09:40
MAN
05:00
19h 20m
1 stop
Depart: Mon 16 Mar 2015 Return: Tue 7 Apr 2015 Trip spans 23 days
£596
Select
Air France
Air France
LHR
03:10
SEA
16:27
13h 17m
1 stop
SEA
09:12
LHR
22:30
13h 18m
1 stop
Depart: Wed 27 May 2015 Return: Tue 23 Jun 2015 Trip spans 28 days
£602
Select
KLM Royal Dutch
KLM Royal Dutch
MAN
01:55
SEA
15:09
13h 14m
1 stop
SEA
09:38
MAN
02:40
17h 02m
1 stop
Depart: Sun 15 Mar 2015 Return: Sun 5 Apr 2015 Trip spans 22 days
£605
Select
United
United
LHR
05:25
SEA
02:58
21h 33m
2 stops
SEA
19:12
LHR
21:40
26h 28m
1 stop
Depart: Thu 2 Apr 2015 Return: Wed 8 Apr 2015 Trip spans 7 days
£615
Select
Virgin Atlantic
Virgin Atlantic
LHR
09:00
SEA
03:27
18h 27m
1 stop
SEA
15:10
LHR
01:00
9h 50m
nonstop
Depart: Sat 9 May 2015 Return: Wed 13 May 2015 Trip spans 5 days
£649
Select
American Airlines
American Airlines
LHR
08:50
SEA
01:25
16h 35m
1 stop
SEA
08:10
LHR
02:20
18h 10m
1 stop
Depart: Mon 25 May 2015 Return: Sat 30 May 2015 Trip spans 6 days
£657
Select
American Airlines
American Airlines
MAN
04:40
SEA
01:25
20h 45m
2 stops
SEA
19:59
MAN
18:55
22h 56m
1 stop
Depart: Thu 9 Apr 2015 Return: Wed 15 Apr 2015 Trip spans 7 days
£665
Select
SAS
SAS
LHR
02:40
SEA
00:10
21h 30m
2 stops
SEA
04:00
LHR
01:05
21h 05m
2 stops
Depart: Fri 3 Apr 2015 Return: Mon 6 Apr 2015 Trip spans 4 days
£669
Select
Multiple Airlines
Multiple Airlines
LGW
07:05
SEA
12:25
29h 20m
2 stops
SEA
20:35
LGW
22:05
25h 30m
2 stops
Depart: Sun 29 Mar 2015 Return: Mon 6 Apr 2015 Trip spans 9 days
£790
Select
KLM Royal Dutch
KLM Royal Dutch
LHR
09:05
SEA
19:23
10h 18m
nonstop
SEA
09:43
LHR
03:00
17h 17m
1 stop
Depart: Tue 14 Jul 2015 Return: Mon 3 Aug 2015 Trip spans 21 days
£812
Select
US Airways
US Airways
GLA
06:20
SEA
22:53
16h 33m
1 stop
SEA
20:45
GLA
18:55
22h 10m
1 stop
Depart: Fri 27 Mar 2015 Return: Wed 8 Apr 2015 Trip spans 13 days
£816
Select
Lufthansa
Lufthansa
LHR
02:30
SEA
16:15
13h 45m
1 stop
SEA
12:10
LHR
23:50
11h 40m
1 stop
Change your search
Airports
Origin

London
only £528
only £526
Manchester
£528
Glasgow
£812
Destination

Seattle
£526