Flights from London to Seattle
Flights from London to Seattle
London to Seattle
- $646 Cheapest fare
- 9h 16m Time in the air
- 7,696 km Distance
- 6 Airlines
Flying home? Seattle to London from $647
- From London
- To Seattle
The cheapest dates to fly
-
$646CAD
12 Oct, Mon
LHR – SEA
9h 7m · direct
18:48 – 19:55
-
$654CAD
10 Dec, Thu
LHR – SEA
9h 18m · direct
06:53 – 08:11
-
$667CAD
30 Sep, Wed
LHR – SEA
9h 25m · direct
13:19 – 14:44
-
$669CAD
13 Oct, Tue
LHR – SEA
9h 56m · direct
00:09 – 02:05
-
$672CAD
5 Nov, Thu
LHR – SEA
8h 42m · direct
23:34 – 00:16
-
$688CAD
12 Nov, Thu
LHR – SEA
8h 50m · direct
04:17 – 05:07
-
$692CAD
18 Nov, Wed
LHR – SEA
8h 52m · direct
13:59 – 14:51
-
$694CAD
10 Jan 2027, Sun
LHR – SEA
8h 39m · direct
17:34 – 18:13
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The best month to fly
Median fare by month, from 11 months of LON to SEA's own direct schedule.
British Airways
Ryanair
easyJet