Cheapest return flights from Seattle to Dublin in May from 557€

Best time to book flights for Seattle (SEA) to Dublin (DUB) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Dublin (DUB) in May 2025 (see full year).

Return flights

10 May - 21 May Icelandair
13 May - 20 May Icelandair
01 May - 09 May Icelandair
02 May - 10 May Icelandair
04 May - 12 May Icelandair
05 May - 13 May Icelandair
01 May - 08 May Icelandair
02 May - 09 May Icelandair
03 May - 10 May Icelandair
04 May - 11 May Icelandair
20 May - 05 Jun United
20 May - 05 Jun Aer Lingus direct
30 May - 05 Jun Aer Lingus direct
27 May - 02 Jun Aer Lingus direct

Also check the deals for one-way flights from Seattle to Dublin in May.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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