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Find flight deals from London to Seattle/Tacoma Intl (LON - SEA)

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

Book cheap flights from London to Seattle/Tacoma Intl

(Round-trip)
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: Mon 13 Apr 2015 Return: Sun 19 Apr 2015 Trip spans 7 days
Icelandair
Icelandair
LGW
09:10
SEA
21:45
12h 35m
1 stop
SEA
12:30
LGW
23:45
11h 15m
1 stop
Depart: Wed 28 Jan 2015 Return: Fri 6 Feb 2015 Trip spans 10 days
Icelandair
Icelandair
LHR
08:00
SEA
19:40
11h 40m
1 stop
SEA
10:30
LHR
06:30
20h 00m
1 stop
Depart: Wed 18 Feb 2015 Return: Sun 22 Feb 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
LHR
01:00
SEA
00:37
23h 37m
2 stops
SEA
03:00
LHR
07:30
28h 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: Mon 12 Jan 2015 Return: Mon 19 Jan 2015 Trip spans 8 days
Lufthansa
Lufthansa
LCY
03:10
SEA
23:53
20h 43m
2 stops
SEA
09:05
LCY
03:40
18h 35m
1 stop
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: Tue 20 Jan 2015 Return: Mon 26 Jan 2015 Trip spans 7 days
Lufthansa
Lufthansa
LHR
03:20
SEA
23:53
20h 33m
2 stops
SEA
09:05
LHR
22:45
13h 40m
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: 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: Sat 28 Mar 2015 Return: Sat 11 Apr 2015 Trip spans 15 days
Virgin Atlantic
Virgin Atlantic
LHR
09:00
SEA
19:26
10h 26m
nonstop
SEA
03:15
LHR
20:15
17h 00m
1 stop
Depart: Sat 3 Jan 2015 Return: Fri 16 Jan 2015 Trip spans 14 days
Air Canada
Air Canada
LHR
09:25
SEA
11:59
26h 34m
1 stop
SEA
04:25
LHR
22:15
17h 50m
1 stop
Change your search
Direct flights LON - SEA on British Airways
Flight No. Departure LHR Arrival SEA Mon Tue Wed Thu Fri Sat Sun Valid between
53 09:20 11:05 5 Jan - 8 Feb
53 09:20 11:05 28 Dec - 4 Jan
49 14:15 16:05 26 Dec - 7 Mar
Airports
Origin

London
only £488
only £542
only £488
Destination

Seattle
£488