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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: Fri Oct 2 2015 Return: Mon Oct 5 2015 Trip spans 4 days
Icelandair
Icelandair
LHR
9:00a
SEA
9:45p
12h 45m
1 stop
SEA
12:30p
LHR
8:10a
19h 40m
1 stop
Depart: Mon Apr 27 2015 Return: Mon May 4 2015 Trip spans 8 days
Aeroflot
Aeroflot
LHR
7:50a
SEA
11:30p
63h 40m
2 stops
SEA
5:15p
LHR
9:25a
40h 10m
2 stops
Depart: Wed Jun 10 2015 Return: Wed Jun 17 2015 Trip spans 8 days
American Airlines
American Airlines
LHR
10:00a
SEA
4:39a
18h 39m
1 stop
SEA
11:25a
LHR
2:20a
14h 55m
1 stop
Depart: Tue May 12 2015 Return: Tue Jun 2 2015 Trip spans 22 days
$1016
Select
SAS
SAS
LHR
2:40a
SEA
12:10a
21h 30m
2 stops
SEA
4:05a
LHR
1:05a
21h 00m
2 stops
Depart: Mon Jun 8 2015 Return: Tue Jun 30 2015 Trip spans 23 days
$1069
Select
Virgin Atlantic
Virgin Atlantic
LHR
9:00a
SEA
2:55a
17h 55m
1 stop
SEA
3:20p
LHR
1:00a
9h 40m
nonstop
Depart: Sat Jun 6 2015 Return: Sun Jun 14 2015 Trip spans 9 days
$1157
Select
Delta
Delta
LHR
9:05a
SEA
7:11p
10h 06m
nonstop
SEA
10:25a
LHR
3:50a
17h 25m
1 stop
Depart: Fri May 15 2015 Return: Mon Jun 15 2015 Trip spans 32 days
$1230
Select
Air Canada
Air Canada
LHR
8:05a
SEA
11:17p
15h 12m
1 stop
SEA
7:15a
LHR
11:05p
15h 50m
1 stop
Depart: Mon Jun 1 2015 Return: Sun Jun 14 2015 Trip spans 14 days
$1326
Select
US Airways
US Airways
LHR
7:00a
SEA
12:49a
17h 49m
1 stop
SEA
8:25p
LHR
7:40p
23h 15m
1 stop
Depart: Sat Jul 11 2015 Return: Mon Jul 13 2015 Trip spans 3 days
$1499
Select
United
United
LHR
2:00p
SEA
4:22p
26h 22m
1 stop
SEA
2:30a
LHR
11:40p
21h 10m
1 stop
Depart: Wed Jun 24 2015 Return: Mon Jul 20 2015 Trip spans 27 days
$1573
Select
LOT Polish Air
LOT Polish Air
LHR
2:30a
SEA
4:59a
26h 29m
2 stops
SEA
9:45a
LHR
9:45a
24h 00m
2 stops
Direct flights LHR to SEA on Delta
Flight # Depart LHR Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
36 1:05 pm 3:18 pm May 1 - Jun 3
36 1:05 pm 3:23 pm Apr 7 - Apr 30
Airports
Origin

London
$776
Destination

Seattle
$776