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Find Flight Deals from London Heathrow to Seattle/Tacoma Intl (LHR - SEA)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from London Heathrow to Seattle/Tacoma Intl

(Round-trip)
Depart: Mon Jan 26 2015 Return: Mon Feb 2 2015 Trip spans 8 days
Icelandair
Icelandair
LHR
8:00a
SEA
7:40p
11h 40m
1 stop
SEA
10:30a
LHR
10:30p
12h 00m
1 stop
Depart: Tue Mar 3 2015 Return: Thu Mar 12 2015 Trip spans 9 days
US Airways
US Airways
LHR
6:40a
SEA
12:00a
17h 20m
1 stop
SEA
7:25a
LHR
11:30p
16h 05m
1 stop
Depart: Wed Mar 11 2015 Return: Sun Mar 15 2015 Trip spans 5 days
United
United
LHR
2:30a
SEA
4:15p
13h 45m
1 stop
SEA
7:12p
LHR
7:55p
24h 43m
1 stop
Depart: Wed Mar 25 2015 Return: Mon Mar 30 2015 Trip spans 6 days
Delta
Delta
LHR
9:00a
SEA
7:26p
10h 26m
nonstop
SEA
8:45a
LHR
3:50a
19h 05m
1 stop
Depart: Thu Jan 15 2015 Return: Fri Jan 23 2015 Trip spans 9 days
Iberia
Iberia
LHR
2:25a
SEA
2:25a
24h 00m
2 stops
SEA
3:51a
LHR
5:45p
13h 54m
1 stop
Depart: Fri Dec 26 2014 Return: Wed Dec 31 2014 Trip spans 6 days
Air France
Air France
LHR
8:00a
SEA
6:21p
10h 21m
nonstop
SEA
1:42p
LHR
11:25p
9h 43m
nonstop
Depart: Tue Dec 23 2014 Return: Tue Dec 30 2014 Trip spans 8 days
Air Canada
Air Canada
LHR
8:00a
SEA
11:59a
27h 59m
2 stops
SEA
4:25a
LHR
10:15p
17h 50m
1 stop
Depart: Sat Dec 20 2014 Return: Mon Dec 29 2014 Trip spans 10 days
Multiple Airlines
Multiple Airlines
LHR
2:30p
SEA
3:15p
24h 45m
1 stop
SEA
4:25a
LHR
10:15p
17h 50m
1 stop
Depart: Fri May 22 2015 Return: Mon May 25 2015 Trip spans 4 days
SAS
SAS
LHR
5:05p
SEA
10:05p
29h 00m
2 stops
SEA
9:45a
LHR
5:00a
19h 15m
2 stops
Depart: Sun Feb 8 2015 Return: Wed Feb 11 2015 Trip spans 4 days
Aeroflot
Aeroflot
LHR
5:55a
SEA
3:32p
57h 37m
2 stops
SEA
5:40p
LHR
11:15p
29h 35m
2 stops
Depart: Thu May 14 2015 Return: Thu May 28 2015 Trip spans 15 days
Lufthansa
Lufthansa
LHR
2:30a
SEA
3:30p
13h 00m
1 stop
SEA
12:15p
LHR
11:40p
11h 25m
1 stop
Depart: Sun Jan 4 2015 Return: Wed Jan 14 2015 Trip spans 11 days
Virgin Atlantic
Virgin Atlantic
LHR
8:00a
SEA
6:21p
10h 21m
nonstop
SEA
4:55a
LHR
2:25a
21h 30m
1 stop
Change your search
Direct flights LHR to SEA on Delta
Flight # Depart LHR Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
36 1:00 pm 3:28 pm Jan 5 - Jan 31
36 1:00 pm 3:21 pm Dec 13 - Jan 4
Airports
Origin

London
$821
Destination

Seattle
$821