Flights from Seattle to Dublin available from USD 381*

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Our best rates from Seattle to Dublin

Jul 2025
FromUSD 399*
Fare: Round trip/Economy
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    • *Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking

    Fly in the next three months: flights from Seattle to Dublin

    USD

    Seattle (SEA)to

    Dublin (DUB)
    Oct 01 2025 - Oct 31 2025
    From
    USD 381
    Round trip
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Sep 30 2025 - Oct 31 2025
    From
    USD 381
    Round trip
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Oct 02 2025 - Oct 31 2025
    From
    USD 381
    Round trip
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Oct 03 2025 - Nov 03 2025
    From
    USD 381
    Round trip
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Oct 03 2025 - Oct 31 2025
    From
    USD 381
    Round trip
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Oct 03 2025 - Oct 14 2025
    From
    USD 385
    Round trip
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Oct 03 2025 - Oct 16 2025
    From
    USD 385
    Round trip
    Economy

    Seattle (SEA)to

    Dublin (DUB)
    Sep 30 2025 - Oct 06 2025
    From
    USD 385
    Round trip
    Economy

    *Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

     

    Blue image with a map of Iceland and text that reads: Include a little more of Iceland in your journey. Add a Stopover

    Plan ahead for your trip from Seattle to Dublin with Icelandair

    USD
    Plan ahead for your trip from Seattle to Dublin with Icelandair
    From
    To
    Fare type
    Dates
    Price
    Seattle (SEA)Dublin (DUB)Round trip
    /
    Economy    		Feb 07 2026 - Feb 11 2026

    From

    USD 381

    Viewed 1 day ago

    Seattle (SEA)Dublin (DUB)Round trip
    /
    Economy    		Feb 07 2026 - Feb 12 2026

    From

    USD 381

    Viewed 1 day ago

    Seattle (SEA)Dublin (DUB)Round trip
    /
    Economy    		Feb 08 2026 - Feb 12 2026

    From

    USD 381

    Viewed 1 day ago

    Seattle (SEA)Dublin (DUB)Round trip
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    Economy    		Feb 12 2026 - Feb 15 2026

    From

    USD 381

    Viewed 1 day ago

    Seattle (SEA)Dublin (DUB)Round trip
    /
    Economy    		Jan 24 2026 - Jan 30 2026

    From

    USD 381

    Viewed 1 day ago

    Seattle (SEA)Dublin (DUB)Round trip
    /
    Economy    		Jan 24 2026 - Jan 31 2026

    From

    USD 381

    Viewed 1 day ago

    Seattle (SEA)Dublin (DUB)Round trip
    /
    Economy    		Jan 24 2026 - Feb 04 2026

    From

    USD 381

    Viewed 1 day ago

    Seattle (SEA)Dublin (DUB)Round trip
    /
    Economy    		Jan 24 2026 - Feb 11 2026

    From

    USD 381

    Viewed 1 day ago

    Seattle (SEA)Dublin (DUB)Round trip
    /
    Economy    		Jan 25 2026 - Feb 12 2026

    From

    USD 381

    Viewed 1 day ago

    *Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

    Flights to Dublin from Seattle

    Step into a world of free-flowing Guinness and lively locals and let the luck of the Irish wrap you in its warm embrace! For an unrivaled flying experience and the best airfare, choose Icelandair to fly from Seattle (SEA) to Dublin (DUB).

     

    FAQs about travel from Seattle to Dublin

    Helpful information for passengers traveling to Dublin from Seattle

    What is the average flight time from Seattle to Dublin?

    The average flight time from Seattle-Tacoma International Airport (SEA) to Dublin International Airport (DUB) is roughly 9 hours non-stop. Though this does not take into consideration any layovers you have planned which will extend your overall journey time.

    When you book flights from Seattle to Dublin with Icelandair, you can add a stopover in Iceland at no extra airfare.

    When is the best time to fly from Seattle to Dublin?

    The best time to book flights to Dublin from Seattle depends on your budget and itinerary.

    Summer in Dublin means outdoor adventure, lively pub crawls and local events. While winter in Ireland is a picturesque wonderland as you witness Dublin in all its snow-covered glory.

    Alternatively, booking your trip during Ireland’s shoulder seasons can help you secure the best airfare.

    How can I find cheap flights to Dublin from Seattle?

    Being flexible on when you fly can help you find cheap flights from Seattle to Dublin. We also recommend booking your flights in advance and checking our flight deals regularly to find the best price.

    Can I fly direct from Seattle to Dublin?

    Icelandair passengers flying from Seattle to Dublin will change at Keflavík International Airport. From there, you will fly directly to Dublin.

    If you’d like to, you can extend your stay in Iceland’s thriving capital, Reykjavík, for up to 7 days at no extra cost.

    Which airport in Seattle do I fly to Dublin from with Icelandair?

    Icelandair offers flights from Seattle to Dublin, Ireland from Seattle-Tacoma International Airport.

    Alternatively, you can book Icelandair flights to Dublin from 11 other airports across the United States, including JFK and Boston.