SEA → LHR
London layover from Seattle
London is worth more than a transfer. Flights from Seattle stop here regularly. Score it before you skip the city.
See the full London LayoverScore™ →Why London works as a stop
London is a common connection point on routes originating in Seattle. Whether you have 6 hours or 24, layover.ing™ tells you exactly what's worth doing — and whether you can leave without a visa.