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Find Deals on Flights 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: Mon Nov 2 2015 Return: Thu Nov 19 2015 Trip spans 18 days
Icelandair
Icelandair
SEA
10:30a
LHR
10:30p
12h 00m
1 stop
LHR
8:00a
SEA
7:40p
11h 40m
1 stop
Depart: Sat Oct 31 2015 Return: Sun Nov 1 2015 Trip spans 2 days
$1016
Select
Iberia
Iberia
SEA
3:23a
LHR
8:45p
17h 22m
1 stop
LHR
2:20p
SEA
12:25a
34h 05m
2 stops
Depart: Sat Dec 19 2015 Return: Sun Dec 27 2015 Trip spans 9 days
$1033
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Virgin Atlantic
Virgin Atlantic
SEA
6:15a
LHR
8:35p
14h 20m
1 stop
LHR
8:00a
SEA
6:51p
10h 51m
nonstop
Depart: Tue Aug 25 2015 Return: Mon Aug 31 2015 Trip spans 7 days
$1052
Select
Delta
Delta
SEA
3:20p
LHR
1:00a
9h 40m
nonstop
LHR
9:05a
SEA
7:20p
10h 15m
nonstop
Depart: Thu Oct 1 2015 Return: Sun Oct 4 2015 Trip spans 4 days
$1108
Select
US Airways
US Airways
SEA
9:40a
LHR
6:55p
9h 15m
nonstop
LHR
11:30a
SEA
9:05p
9h 35m
nonstop
Depart: Wed Oct 28 2015 Return: Thu Nov 5 2015 Trip spans 9 days
$1113
Select
United
United
SEA
12:10p
LHR
12:50a
12h 40m
1 stop
LHR
9:25a
SEA
9:31p
12h 06m
1 stop
Depart: Fri Dec 18 2015 Return: Fri Dec 25 2015 Trip spans 8 days
$1153
Select
Air France
Air France
SEA
1:54p
LHR
12:05a
10h 11m
nonstop
LHR
8:00a
SEA
6:51p
10h 51m
nonstop
Depart: Thu Dec 31 2015 Return: Mon Jan 4 2016 Trip spans 5 days
$1462
Select
British Airways
British Airways
SEA
1:00p
LHR
10:30p
9h 30m
nonstop
LHR
4:20a
SEA
2:05p
9h 45m
nonstop
Depart: Mon Aug 10 2015 Return: Mon Aug 17 2015 Trip spans 8 days
$1492
Select
Air Canada
Air Canada
SEA
8:45a
LHR
11:50p
15h 05m
2 stops
LHR
7:05a
SEA
9:39p
14h 34m
1 stop
Depart: Sun Jul 5 2015 Return: Thu Jul 9 2015 Trip spans 5 days
$1700
Select
Aeroflot
Aeroflot
SEA
3:00a
LHR
12:05a
45h 05m
2 stops
LHR
9:25a
SEA
4:24a
42h 59m
2 stops
Direct flights SEA to LHR on Delta
Flight # Depart SEA Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
37 7:20 pm 1:00 pm Jun 30 - Aug 31
Airports
Origin

Seattle
$964
Destination

London
$964