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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: Thu, 11 Sep, 2014 Return: Thu, 2 Oct, 2014 Trip spans 22 days
American Airlines
American Airlines
MAN
05:50
SEA
01:55
20h 05m
1 stop
SEA
03:00
MAN
19:35
16h 35m
1 stop
Depart: Tue, 26 Aug, 2014 Return: Tue, 9 Sep, 2014 Trip spans 15 days
Delta
Delta
LHR
09:00
SEA
00:34
15h 34m
direct
SEA
14:33
LHR
00:05
9h 32m
direct
Depart: Fri, 29 Aug, 2014 Return: Mon, 15 Sep, 2014 Trip spans 18 days
Delta
Delta
LHR
08:35
SEA
18:44
10h 09m
1 stop
SEA
12:18
LHR
02:00
13h 42m
1 stop
Depart: Wed, 27 Aug, 2014 Return: Wed, 10 Sep, 2014 Trip spans 15 days
American Airlines
American Airlines
LHR
06:30
SEA
01:55
19h 25m
1 stop
SEA
03:00
LHR
19:30
16h 30m
1 stop
Depart: Mon, 25 Aug, 2014 Return: Sun, 7 Sep, 2014 Trip spans 14 days
United
United
LHR
06:05
SEA
01:07
19h 02m
1 stop
SEA
17:32
LHR
09:20
15h 48m
1 stop
Depart: Thu, 28 Aug, 2014 Return: Sun, 7 Sep, 2014 Trip spans 11 days
United
United
LHR
08:05
SEA
02:31
18h 26m
1 stop
SEA
17:32
LHR
09:20
15h 48m
1 stop
Depart: Tue, 2 Sep, 2014 Return: Sun, 7 Sep, 2014 Trip spans 6 days
United
United
LHR
08:05
SEA
01:07
17h 02m
1 stop
SEA
17:32
LHR
09:20
15h 48m
1 stop
Depart: Fri, 22 Aug, 2014 Return: Fri, 5 Sep, 2014 Trip spans 15 days
Delta
Delta
LHR
10:25
SEA
01:10
14h 45m
1 stop
SEA
08:15
LHR
00:30
16h 15m
1 stop
Depart: Sat, 30 Aug, 2014 Return: Sat, 6 Sep, 2014 Trip spans 8 days
United
United
LHR
08:05
SEA
01:47
17h 42m
1 stop
SEA
07:01
LHR
22:10
15h 09m
1 stop
Depart: Sun, 31 Aug, 2014 Return: Sun, 7 Sep, 2014 Trip spans 8 days
United
United
LHR
04:40
SEA
01:07
20h 27m
1 stop
SEA
17:32
LHR
09:20
15h 48m
1 stop
Depart: Wed, 20 Aug, 2014 Return: Tue, 2 Sep, 2014 Trip spans 14 days
US Airways
US Airways
EDI
06:40
SEA
00:59
18h 19m
1 stop
SEA
18:15
EDI
20:40
26h 25m
1 stop
Depart: Sun, 7 Sep, 2014 Return: Sun, 28 Sep, 2014 Trip spans 22 days
United
United
MAN
06:55
SEA
04:54
21h 59m
2 stops
SEA
19:31
MAN
19:40
24h 09m
2 stops
Depart: Sat, 23 Aug, 2014 Return: Sun, 7 Sep, 2014 Trip spans 16 days
United
United
LHR
03:30
SEA
23:20
19h 50m
1 stop
SEA
17:32
LHR
09:20
15h 48m
1 stop
Depart: Sun, 24 Aug, 2014 Return: Sun, 7 Sep, 2014 Trip spans 15 days
United
United
LHR
06:35
SEA
04:46
22h 11m
1 stop
SEA
17:32
LHR
09:20
15h 48m
1 stop
Depart: Thu, 21 Aug, 2014 Return: Tue, 2 Sep, 2014 Trip spans 13 days
United
United
LHR
08:00
SEA
04:55
20h 55m
1 stop
SEA
17:32
LHR
09:20
15h 48m
1 stop
Depart: Mon, 18 Aug, 2014 Return: Mon, 29 Sep, 2014 Trip spans 43 days
US Airways
US Airways
MAN
10:25
SEA
02:52
16h 27m
1 stop
SEA
04:35
MAN
20:50
16h 15m
1 stop
Depart: Tue, 19 Aug, 2014 Return: Tue, 26 Aug, 2014 Trip spans 8 days
United
United
LHR
07:40
SEA
03:36
19h 56m
2 stops
SEA
04:30
LHR
23:15
18h 45m
2 stops
Depart: Sun, 17 Aug, 2014 Return: Tue, 2 Sep, 2014 Trip spans 17 days
KLM Royal Dutch
KLM Royal Dutch
LHR
02:30
SEA
20:02
17h 32m
1 stop
SEA
14:07
LHR
04:15
14h 08m
1 stop
Depart: Mon, 29 Sep, 2014 Return: Thu, 2 Oct, 2014 Trip spans 4 days
Icelandair
Icelandair
LHR
09:00
SEA
21:45
12h 45m
1 stop
SEA
12:30
LHR
08:10
19h 40m
1 stop
Depart: Wed, 13 Aug, 2014 Return: Thu, 21 Aug, 2014 Trip spans 9 days
American Airlines
American Airlines
LHR
03:45
SEA
19:20
15h 35m
1 stop
SEA
03:00
LHR
19:45
16h 45m
1 stop
Change your search
Airports
Origin

London
£947
Edinburgh
£746
Manchester
£1032
Destination

Seattle
£947