Dublin (DUB) to Seattle / Tacoma (SEA) flight deal in economy from $703

Sunday, December 20th, 2026

4 round-trip options

Returning
Sun, Dec 27, 20267 Day Trip
$954 USD
Returning
Tue, Dec 29, 20269 Day Trip
$954 USD
Returning
Thu, Dec 31, 202611 Day Trip
$954 USD
Returning
Sat, Jan 2, 202713 Day Trip
$1,087 USD