Seattle / Tacoma (SEA) to Dublin (DUB) flight deal in economy from $542

Sunday, December 20th, 2026

9 round-trip options

Returning
Sat, Dec 26, 20266 Day Trip
$1,244 USD
Returning
Sun, Dec 27, 20267 Day Trip
$1,333 USD
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Mon, Dec 28, 20268 Day Trip
$1,087 USD
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Tue, Dec 29, 20269 Day Trip
$1,091 USD
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Wed, Dec 30, 202610 Day Trip
$1,174 USD
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Thu, Dec 31, 202611 Day Trip
$1,174 USD
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Fri, Jan 1, 202712 Day Trip
$1,199 USD
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Sat, Jan 2, 202713 Day Trip
$1,317 USD
Returning
Sun, Jan 3, 202714 Day Trip
$1,306 USD