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Find flight deals from Seattle to London (SEA - LON)

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights from Seattle to London

(Round-trip)
Depart: Tue, 30 Sep, 2014 Return: Wed, 8 Oct, 2014 Trip spans 9 days
United
United
SEA
07:17
LHR
00:15
16h 58m
1 stop
LHR
06:25
SEA
01:58
19h 33m
1 stop
Depart: Mon, 29 Sep, 2014 Return: Wed, 8 Oct, 2014 Trip spans 10 days
United
United
SEA
07:17
LHR
00:15
16h 58m
1 stop
LHR
06:25
SEA
01:58
19h 33m
1 stop
Depart: Sun, 21 Sep, 2014 Return: Tue, 7 Oct, 2014 Trip spans 17 days
United
United
SEA
18:40
LHR
18:55
24h 15m
1 stop
LHR
06:25
SEA
01:58
19h 33m
1 stop
Depart: Tue, 9 Sep, 2014 Return: Tue, 16 Sep, 2014 Trip spans 8 days
Iberia
Iberia
SEA
04:30
LHR
18:50
14h 20m
1 stop
LHR
06:15
SEA
22:00
15h 45m
1 stop
Depart: Fri, 19 Sep, 2014 Return: Sat, 4 Oct, 2014 Trip spans 16 days
EVA Air
EVA Air
SEA
22:10
LHR
07:15
33h 05m
2 stops
LHR
17:35
SEA
23:30
29h 55m
2 stops
Change your search
Direct flights SEA - LON on British Airways
Flight No. Departure SEA Arrival LHR Sun Mon Tue Wed Thu Fri Sat Valid between
52 13:35 06:50 28 Aug - 2 Oct
52 13:35 06:50 9 Oct - 9 Oct
52 13:50 07:05 6 Sep - 18 Oct
52 14:00 07:15 3 Oct - 3 Oct
52 14:00 07:15 7 Sep - 5 Oct
52 14:00 07:15 12 Sep - 26 Sep
52 14:00 07:15 10 Oct - 12 Oct
48 18:45 12:00 23 Sep - 23 Sep
48 18:45 12:00 17 Sep - 29 Sep
48 18:45 12:00 3 Sep - 10 Sep
48 18:45 12:00 1 Sep - 16 Sep
48 18:45 12:00 8 Oct - 24 Oct
48 18:45 12:00 2 Oct - 7 Oct
48 18:45 12:00 30 Sep - 1 Oct
Airports
Origin

Seattle
£740
Destination

London
£740