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    Book Flights from Seattle (SEA) to London (LON) with Cathay Pacific from USD5,563

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    Book Flights from Seattle (SEA) to London (LON) with Cathay Pacific from USD 5,563

    Plan ahead for your trip from Seattle to London

    Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)

    from
    to
    Description
    Itinerary
    Price
    Seattle (SEA)
    to London (LHR)
    Round trip
    01/04/2020 - 08/04/2020
    USD5,563
    Seattle (SEA)
    to London (LON)
    Round trip
    05/08/2019 - 19/08/2019
    USD5,894

    Weather in London

    Generated by: OpenWeatherMap.org
    20 °CFriday19/04/2019
    21 °CSaturday20/04/2019
    22 °CSunday21/04/2019
    21 °CMonday22/04/2019
    20 °CTuesday23/04/2019
    14 °CWednesday24/04/2019
    15 °CThursday25/04/2019