Find Deals on Flights from Seattle/Tacoma Intl to London (SEA - LON)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Seattle/Tacoma Intl to London

(Round-trip)
Depart: Wed Sep 23 2015 Return: Tue Sep 29 2015 Trip spans 7 days
US Airways
US Airways
SEA
7:59p
LHR
10:45a
14h 46m
1 stop
LHR
6:15a
SEA
1:00a
18h 45m
1 stop
Depart: Thu Nov 19 2015 Return: Fri Dec 4 2015 Trip spans 16 days
Icelandair
Icelandair
SEA
10:30a
LGW
10:15p
11h 45m
1 stop
LGW
7:30a
SEA
7:40p
12h 10m
1 stop
Depart: Mon Sep 28 2015 Return: Thu Oct 15 2015 Trip spans 18 days
British Airways
British Airways
SEA
3:15p
LHR
12:30a
9h 15m
nonstop
LHR
4:50a
SEA
2:25p
9h 35m
nonstop
Depart: Tue Nov 24 2015 Return: Sun Dec 6 2015 Trip spans 13 days
Icelandair
Icelandair
SEA
10:30a
LHR
6:30a
20h 00m
1 stop
LHR
8:00a
SEA
7:40p
11h 40m
1 stop
Depart: Fri Oct 23 2015 Return: Fri Nov 6 2015 Trip spans 15 days
Finnair
Finnair
SEA
10:00a
LHR
7:10p
9h 10m
nonstop
LHR
9:15a
SEA
7:05p
9h 50m
nonstop
Depart: Fri Feb 5 2016 Return: Tue Feb 9 2016 Trip spans 5 days
American Airlines
American Airlines
SEA
8:40a
LHR
6:00p
9h 20m
nonstop
LHR
9:10a
SEA
7:05p
9h 55m
nonstop
Depart: Fri Oct 30 2015 Return: Sun Nov 1 2015 Trip spans 3 days
Lufthansa
Lufthansa
SEA
12:10p
LHR
12:50a
12h 40m
1 stop
LHR
1:30a
SEA
6:45p
17h 15m
2 stops
Depart: Sun Nov 1 2015 Return: Tue Nov 3 2015 Trip spans 3 days
Air Canada
Air Canada
SEA
2:55a
LHR
3:00a
24h 05m
2 stops
LHR
9:25a
SEA
9:31p
12h 06m
1 stop
Depart: Sun Jan 3 2016 Return: Sun Jan 10 2016 Trip spans 8 days
United
United
SEA
1:45a
LHR
6:55p
17h 10m
1 stop
LHR
9:25a
SEA
9:29p
12h 04m
1 stop
Depart: Sun Jan 17 2016 Return: Sat Jan 30 2016 Trip spans 14 days
Major Airline
Major Airline
SEA
5:00a
LHR
6:00p
13h 00m
1 stop
LHR
9:00a
SEA
9:00p
12h 00m
1 stop
Depart: Thu Jan 7 2016 Return: Sat Jan 16 2016 Trip spans 10 days
SWISS
SWISS
SEA
1:45a
LHR
4:50a
27h 05m
2 stops
LHR
1:00a
SEA
1:03a
24h 03m
2 stops
Depart: Sun Oct 25 2015 Return: Fri Nov 6 2015 Trip spans 13 days
Delta
Delta
SEA
9:00a
LGW
11:35p
14h 35m
1 stop
LGW
6:20a
SEA
12:15a
17h 55m
1 stop
Depart: Tue Dec 1 2015 Return: Fri Dec 18 2015 Trip spans 18 days
KLM
KLM
SEA
1:31p
LHR
11:25p
9h 54m
nonstop
LHR
7:55a
SEA
6:34p
10h 39m
nonstop
Depart: Sat Oct 31 2015 Return: Sun Nov 8 2015 Trip spans 9 days
Virgin Atlantic
Virgin Atlantic
SEA
3:37p
LHR
1:25a
9h 48m
nonstop
LHR
7:55a
SEA
6:20p
10h 25m
nonstop
Depart: Sun Nov 29 2015 Return: Thu Dec 17 2015 Trip spans 19 days
Air France
Air France
SEA
1:27p
LHR
11:25p
9h 58m
nonstop
LHR
7:55a
SEA
6:34p
10h 39m
nonstop
Depart: Wed Sep 2 2015 Return: Wed Sep 23 2015 Trip spans 22 days
British Airways
British Airways
SEA
4:20a
LGW
10:10a
29h 50m
2 stops
LGW
5:15p
SEA
1:00a
31h 45m
2 stops
Depart: Fri Dec 18 2015 Return: Fri Jan 1 2016 Trip spans 15 days
Major Airline
Major Airline
SEA
3:00a
LGW
9:35p
18h 35m
1 stop
LGW
6:20a
SEA
10:08p
15h 48m
1 stop
Direct flights SEA to LON on Delta
Flight # Depart SEA Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
37 7:10 pm 1:00 pm Sep 20 - Sep 27
37 7:10 pm 1:00 pm Sep 1 - Sep 19
37 7:10 pm 1:00 pm Oct 4 - Oct 12
37 7:10 pm 1:00 pm Sep 21 - Oct 3
Airports
Origin

Seattle
$780
Destination

London
only $780
only $783