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Find flight deals from United Kingdom to Seattle

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Seattle

(Round-trip)
Depart: Tue, 2 Sep, 2014 Return: Tue, 9 Sep, 2014 Trip spans 8 days
Delta
Delta
LHR
08:35
SEA
18:50
10h 15m
1 stop
SEA
12:18
LHR
02:00
13h 42m
1 stop
Depart: Sat, 30 Aug, 2014 Return: Sat, 6 Sep, 2014 Trip spans 8 days
Delta
Delta
LHR
07:15
SEA
00:55
17h 40m
1 stop
SEA
07:22
LHR
23:05
15h 43m
1 stop
Depart: Thu, 21 Aug, 2014 Return: Wed, 10 Sep, 2014 Trip spans 21 days
Delta
Delta
EDI
07:10
SEA
20:02
12h 52m
2 stops
SEA
12:23
EDI
05:45
17h 22m
2 stops
Depart: Fri, 22 Aug, 2014 Return: Wed, 10 Sep, 2014 Trip spans 20 days
Air Canada
Air Canada
EDI
04:20
SEA
21:39
17h 19m
2 stops
SEA
15:15
EDI
18:45
27h 30m
2 stops
Depart: Sat, 23 Aug, 2014 Return: Wed, 27 Aug, 2014 Trip spans 5 days
Delta
Delta
LHR
05:35
SEA
21:14
15h 39m
1 stop
SEA
12:30
LHR
02:00
13h 30m
1 stop
Depart: Thu, 28 Aug, 2014 Return: Tue, 2 Sep, 2014 Trip spans 6 days
Delta
Delta
LHR
08:35
SEA
18:44
10h 09m
1 stop
SEA
12:23
LHR
01:35
13h 12m
1 stop
Depart: Wed, 3 Sep, 2014 Return: Sun, 14 Sep, 2014 Trip spans 12 days
Delta
Delta
MAN
07:15
SEA
20:07
12h 52m
1 stop
SEA
19:55
MAN
20:25
24h 30m
1 stop
Depart: Mon, 18 Aug, 2014 Return: Thu, 28 Aug, 2014 Trip spans 11 days
KLM Royal Dutch
KLM Royal Dutch
MAN
01:55
SEA
15:23
13h 28m
1 stop
SEA
09:23
MAN
22:30
13h 07m
1 stop
Depart: Tue, 19 Aug, 2014 Return: Sun, 7 Sep, 2014 Trip spans 20 days
United
United
EDI
05:25
SEA
00:13
18h 48m
2 stops
SEA
19:31
EDI
19:55
24h 24m
2 stops
Depart: Wed, 20 Aug, 2014 Return: Mon, 8 Sep, 2014 Trip spans 20 days
United
United
EDI
08:05
SEA
01:07
17h 02m
2 stops
SEA
03:24
EDI
21:45
18h 21m
2 stops
Depart: Tue, 26 Aug, 2014 Return: Wed, 3 Sep, 2014 Trip spans 9 days
Virgin Atlantic
Virgin Atlantic
LHR
07:15
SEA
00:55
17h 40m
direct
SEA
14:33
LHR
00:05
9h 32m
direct
Depart: Sun, 24 Aug, 2014 Return: Mon, 8 Sep, 2014 Trip spans 16 days
United
United
EDI
08:05
SEA
01:07
17h 02m
2 stops
SEA
04:30
EDI
21:45
17h 15m
2 stops
Depart: Thu, 14 Aug, 2014 Return: Sun, 17 Aug, 2014 Trip spans 4 days
United
United
MAN
06:55
SEA
00:24
17h 29m
1 stop
SEA
18:41
MAN
18:55
24h 14m
1 stop
Depart: Mon, 1 Sep, 2014 Return: Thu, 18 Sep, 2014 Trip spans 18 days
Air Canada
Air Canada
LHR
06:05
SEA
18:02
11h 57m
1 stop
SEA
07:20
LHR
23:05
15h 45m
1 stop
Depart: Fri, 29 Aug, 2014 Return: Wed, 3 Sep, 2014 Trip spans 6 days
United
United
LHR
02:30
SEA
15:40
13h 10m
2 stops
SEA
07:40
LHR
00:15
16h 35m
2 stops
Depart: Mon, 25 Aug, 2014 Return: Mon, 1 Sep, 2014 Trip spans 8 days
United
United
LHR
08:05
SEA
03:59
19h 54m
1 stop
SEA
18:17
LHR
09:55
15h 38m
1 stop
Depart: Thu, 7 Aug, 2014 Return: Thu, 21 Aug, 2014 Trip spans 15 days
Air Canada
Air Canada
EDI
04:20
SEA
22:47
18h 27m
2 stops
SEA
02:30
EDI
18:45
16h 15m
2 stops
Depart: Sun, 17 Aug, 2014 Return: Wed, 3 Sep, 2014 Trip spans 18 days
KLM Royal Dutch
KLM Royal Dutch
LHR
04:40
SEA
20:02
15h 22m
direct
SEA
14:33
LHR
00:05
9h 32m
direct
Depart: Fri, 15 Aug, 2014 Return: Sat, 23 Aug, 2014 Trip spans 9 days
Delta
Delta
LHR
04:40
SEA
20:02
15h 22m
1 stop
SEA
09:15
LHR
01:35
16h 20m
1 stop
Depart: Fri, 8 Aug, 2014 Return: Sat, 23 Aug, 2014 Trip spans 16 days
Delta
Delta
LHR
08:35
SEA
18:44
10h 09m
1 stop
SEA
09:15
LHR
01:35
16h 20m
1 stop
Change your search
Airports
Origin

London
£1052
Edinburgh
£930
Manchester
£1001
Destination

Seattle
£1052