Cheapest return flights from Seattle to Dublin in June from $582

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 June 2025 (see full year).

Return flights

08 Jun - 21 Jun Scandinavian Airlines
09 Jun - 21 Jun Scandinavian Airlines
20 Jun - 27 Jun Scandinavian Airlines
02 Jun - 09 Jun Icelandair
17 Jun - 24 Jun Icelandair
03 Jun - 10 Jun Aer Lingus direct
05 Jun - 17 Jun Icelandair
02 Jun - 09 Jun Aer Lingus direct
26 Jun - 04 Jul Air Canada
13 Jun - 26 Jun WestJet
23 Jun - 03 Jul WestJet
26 Jun - 03 Jul WestJet
15 Jun - 29 Jun WestJet
20 Jun - 03 Jul WestJet
23 Jun - 03 Jul Aer Lingus direct
25 Jun - 06 Jul WestJet
24 Jun - 01 Jul United
28 Jun - 07 Jul Delta
26 Jun - 03 Jul Aer Lingus direct
20 Jun - 03 Jul Aer Lingus direct

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

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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