Cheapest return flights from Seattle to Dublin in June from $732

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

02 Jun - 09 Jun Icelandair
15 Jun - 29 Jun WestJet
15 Jun - 04 Jul jetBlue
25 Jun - 11 Jul Icelandair
14 Jun - 29 Jun jetBlue
26 Jun - 04 Jul jetBlue
04 Jun - 11 Jun Aer Lingus direct
09 Jun - 16 Jun Alaska Airlines
08 Jun - 21 Jun Icelandair
26 Jun - 07 Jul Air Canada
02 Jun - 09 Jun Aer Lingus direct
10 Jun - 17 Jun Aer Lingus direct
28 Jun - 05 Jul United
12 Jun - 19 Jun Aer Lingus direct
16 Jun - 23 Jun 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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