Cheapest return flights from Seattle to Dublin in April from 323€

AirHint found the following cheapest return flights from Seattle (SEA) to Dublin (DUB) in April 2026 (see full year).

Return flights

23 Apr - 30 Apr Icelandair
13 Apr - 20 Apr Icelandair
15 Apr - 22 Apr Icelandair
22 Apr - 29 Apr Icelandair
25 Apr - 02 May Icelandair
24 Apr - 01 May Icelandair
26 Apr - 03 May Icelandair
24 Apr - 02 May Icelandair
15 Apr - 29 Apr Icelandair
15 Apr - 30 Apr Icelandair
16 Apr - 20 Apr Icelandair
16 Apr - 25 Apr Icelandair
23 Apr - 28 Apr Icelandair
24 Apr - 28 Apr Icelandair
29 Apr - 06 May Aer Lingus direct
28 Apr - 05 May Aer Lingus direct
24 Apr - 01 May Aer Lingus direct
26 Apr - 03 May Aer Lingus direct
24 Apr - 02 May Aer Lingus direct
25 Apr - 02 May Aer Lingus direct

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

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