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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: Wed Feb 18 2015 Return: Mon Feb 23 2015 Trip spans 6 days
Iberia
Iberia
LHR
2:25a
SEA
2:25a
24h 00m
2 stops
SEA
3:51a
LHR
6:45p
14h 54m
1 stop
Depart: Wed Mar 4 2015 Return: Wed Mar 11 2015 Trip spans 7 days
Delta
Delta
LHR
8:00a
SEA
6:26p
10h 26m
nonstop
SEA
1:48p
LHR
4:25a
14h 37m
1 stop
Depart: Tue Mar 24 2015 Return: Thu Apr 30 2015 Trip spans 38 days
Multiple Airlines
Multiple Airlines
LHR
10:25a
SEA
2:25a
16h 00m
1 stop
SEA
9:40a
LHR
6:55p
9h 15m
nonstop
Depart: Thu Feb 12 2015 Return: Wed Feb 18 2015 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
LHR
8:00a
SEA
6:24p
10h 24m
nonstop
SEA
12:19p
LHR
10:05p
9h 46m
nonstop
Depart: Fri Mar 20 2015 Return: Mon Mar 30 2015 Trip spans 11 days
British Airways
British Airways
LHR
5:20a
SEA
3:05p
9h 45m
nonstop
SEA
3:15p
LHR
12:30a
9h 15m
nonstop
Depart: Sat Mar 21 2015 Return: Mon Mar 30 2015 Trip spans 10 days
American Airlines
American Airlines
LHR
7:25a
SEA
12:13a
16h 48m
1 stop
SEA
3:15p
LHR
12:30a
9h 15m
nonstop
Depart: Tue Mar 10 2015 Return: Tue Mar 17 2015 Trip spans 8 days
SAS
SAS
LHR
4:30p
SEA
12:53a
32h 23m
2 stops
SEA
9:51a
LHR
5:00a
19h 09m
2 stops
Depart: Sun Mar 1 2015 Return: Wed Mar 11 2015 Trip spans 10 days
United
United
LHR
5:30a
SEA
1:09a
19h 39m
1 stop
SEA
8:45a
LHR
12:30a
15h 45m
1 stop
Depart: Wed Feb 11 2015 Return: Sat Feb 21 2015 Trip spans 11 days
US Airways
US Airways
LHR
6:40a
SEA
12:00a
17h 20m
1 stop
SEA
6:15a
LHR
8:35p
14h 20m
1 stop
Depart: Sun Mar 29 2015 Return: Mon Apr 20 2015 Trip spans 23 days
Air France
Air France
LHR
2:40a
SEA
3:43p
13h 03m
1 stop
SEA
9:12a
LHR
10:30p
13h 18m
1 stop
Depart: Tue Apr 7 2015 Return: Wed Apr 15 2015 Trip spans 9 days
Icelandair
Icelandair
LHR
5:10p
SEA
9:45p
28h 35m
1 stop
SEA
12:30p
LHR
8:10a
19h 40m
1 stop
Depart: Mon Mar 30 2015 Return: Mon Apr 13 2015 Trip spans 15 days
$1046
Select
Air Canada
Air Canada
LHR
9:05a
SEA
1:00p
27h 55m
2 stops
SEA
12:10p
LHR
11:40p
11h 30m
1 stop
Depart: Sat Mar 28 2015 Return: Fri Apr 10 2015 Trip spans 14 days
$1186
Select
Lufthansa
Lufthansa
LHR
2:30a
SEA
4:15p
13h 45m
1 stop
SEA
9:40a
LHR
4:40a
19h 00m
1 stop
Depart: Wed Jul 1 2015 Return: Fri Jul 10 2015 Trip spans 10 days
$1561
Select
KLM Royal Dutch
KLM Royal Dutch
LHR
9:05a
SEA
7:20p
10h 15m
nonstop
SEA
7:15a
LHR
8:45p
13h 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 4:26 pm Mar 8 - Mar 28
36 1:00 pm 3:26 pm Mar 1 - Mar 7
36 1:00 pm 3:24 pm Feb 1 - Feb 28
Airports
Origin

London
$775
Destination

Seattle
$775