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

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

Book cheap flights from Seattle/Tacoma Intl to London Heathrow

(Round-trip)
Depart: Fri Jan 30 2015 Return: Sat Jan 31 2015 Trip spans 2 days
Air Canada
Air Canada
SEA
4:25a
LHR
10:15p
17h 50m
1 stop
LHR
12:00p
SEA
12:21a
36h 21m
2 stops
Depart: Mon Feb 2 2015 Return: Mon Mar 2 2015 Trip spans 29 days
Icelandair
Icelandair
SEA
10:30a
LHR
6:30a
20h 00m
1 stop
LHR
8:00a
SEA
7:40p
11h 40m
1 stop
Depart: Tue Jan 13 2015 Return: Wed Jan 21 2015 Trip spans 9 days
Iberia
Iberia
SEA
1:00p
LHR
10:30p
9h 30m
nonstop
LHR
9:15a
SEA
7:05p
9h 50m
nonstop
Depart: Wed Jan 14 2015 Return: Wed Jan 21 2015 Trip spans 8 days
United
United
SEA
7:03a
LHR
10:30p
15h 27m
1 stop
LHR
5:30a
SEA
11:58p
18h 28m
1 stop
Depart: Tue May 12 2015 Return: Sun May 31 2015 Trip spans 20 days
Multiple Airlines
Multiple Airlines
SEA
7:15a
LHR
8:10a
24h 55m
2 stops
LHR
9:00a
SEA
1:55a
40h 55m
2 stops
Depart: Sat Jun 6 2015 Return: Mon Jun 8 2015 Trip spans 3 days
Lufthansa
Lufthansa
SEA
12:15p
LHR
11:40p
11h 25m
1 stop
LHR
2:50a
SEA
12:25a
21h 35m
2 stops
Depart: Sat Mar 21 2015 Return: Tue Mar 31 2015 Trip spans 11 days
American Airlines
American Airlines
SEA
7:10a
LHR
2:15a
19h 05m
1 stop
LHR
8:15a
SEA
3:56a
19h 41m
1 stop
Depart: Fri May 15 2015 Return: Fri May 22 2015 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
SEA
3:10p
LHR
1:00a
9h 50m
nonstop
LHR
9:05a
SEA
7:18p
10h 13m
nonstop
Depart: Sun Dec 28 2014 Return: Sat Jan 10 2015 Trip spans 14 days
Delta
Delta
SEA
4:50a
LHR
2:25a
21h 35m
1 stop
LHR
5:55a
SEA
11:24p
17h 29m
1 stop
Depart: Mon May 18 2015 Return: Wed May 27 2015 Trip spans 10 days
Aeroflot
Aeroflot
SEA
6:45p
LHR
9:25a
38h 40m
2 stops
LHR
9:25a
SEA
11:10p
37h 45m
2 stops
Depart: Mon Jun 15 2015 Return: Mon Jun 29 2015 Trip spans 15 days
British Airways
British Airways
SEA
3:00a
LHR
11:10p
20h 10m
2 stops
LHR
11:05a
SEA
8:40p
9h 35m
nonstop
Depart: Mon Mar 30 2015 Return: Fri Apr 24 2015 Trip spans 26 days
EVA Air
EVA Air
SEA
9:50p
LHR
7:15a
33h 25m
2 stops
LHR
5:35p
SEA
11:30p
29h 55m
2 stops
Change your search
Direct flights SEA to LHR on Delta
Flight # Depart SEA Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
37 5:17 pm 11:05 am Jan 27 - Jan 27
37 5:17 pm 11:05 am Jan 19 - Jan 23
37 5:22 pm 11:05 am Dec 28 - Dec 28
37 6:37 pm 12:25 pm Jan 28 - Jan 31
37 6:37 pm 12:25 pm Jan 20 - Jan 26
37 6:37 pm 12:25 pm Jan 5 - Jan 18
37 6:42 pm 12:25 pm Dec 29 - Jan 4
Airports
Origin

Seattle
$803
Destination

London
$803