American Airlines flights from Seattle to Lisbon

Recent searches for flights from Seattle to Lisbon

Apr 2026
From$740*
Updated: 11 hours ago
Round tripIEconomy
May 2026
From$812*
Updated: 11 hours ago
Round tripIEconomy
Jun 2026
From$1,210*
Updated: 11 hours ago
Round tripIEconomy
$740
$1.5K
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    • range$740-$1,455

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on Seattle to Lisbon flights

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    Seattle (SEA)to

    Lisbon (LIS)
    04/08/26 - 04/15/26

    Round trip

    Economy

    from
    $740Fare subject to changes
    Updated: 11 hours ago

    Seattle (SEA)to

    Lisbon (LIS)
    04/07/26 - 04/14/26

    Round trip

    Economy

    from
    $740Fare subject to changes
    Updated: 11 hours ago

    Seattle (SEA)to

    Lisbon (LIS)
    04/14/26 - 04/21/26

    Round trip

    Economy

    from
    $740Fare subject to changes
    Updated: 11 hours ago

    Seattle (SEA)to

    Lisbon (LIS)
    04/13/26 - 04/20/26

    Round trip

    Economy

    from
    $791Fare subject to changes
    Updated: 11 hours ago

    Seattle (SEA)to

    Lisbon (LIS)
    04/15/26 - 04/22/26

    Round trip

    Economy

    from
    $793Fare subject to changes
    Updated: 11 hours ago

    Seattle (SEA)to

    Lisbon (LIS)
    05/05/26 - 05/12/26

    Round trip

    Economy

    from
    $812Fare subject to changes
    Updated: 11 hours ago

    Seattle (SEA)to

    Lisbon (LIS)
    04/16/26 - 04/23/26

    Round trip

    Economy

    from
    $836Fare subject to changes
    Updated: 11 hours ago

    Seattle (SEA)to

    Lisbon (LIS)
    05/06/26 - 05/13/26

    Round trip

    Economy

    from
    $891Fare subject to changes
    Updated: 11 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    American Airlines flights from Seattle to Lisbon

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