1-stop connections via intermediate airports. Durations exclude layover.
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Looking for flights from Seattle (SEA) to London (LHR)? DepartureMap shows you all available direct flights and 1-stop connecting options between these two cities.
There is a direct flight from Seattle to London with an average flight time of 9h 34m, covering a distance of 7,702 km. This route is operated by Delta Air Lines, Virgin Atlantic, British Airways.
20 connecting routes are available with 1 stop, flying via airports such as Reykjavík (KEF), Dublin (DUB), Vancouver (YVR). Total flight times shown exclude layover time at the connecting airport.