Cheapest return flights from Seattle to Dublin in April from 328€

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

Return flights

28 Apr - 05 May Air Canada
27 Apr - 04 May Air Canada
29 Apr - 06 May Air Canada
26 Apr - 03 May Air Canada
24 Apr - 01 May Icelandair
25 Apr - 02 May Icelandair
12 Apr - 24 Apr Air Canada
08 Apr - 22 Apr Air Canada
05 Apr - 12 Apr Icelandair
15 Apr - 22 Apr Aer Lingus direct
12 Apr - 24 Apr Aer Lingus direct
16 Apr - 09 May Icelandair
30 Apr - 07 May Air Canada
13 Apr - 09 May Icelandair
10 Apr - 19 Apr Icelandair
08 Apr - 22 Apr Aer Lingus direct
28 Apr - 05 May Aer Lingus direct
05 Apr - 19 Apr United
05 Apr - 19 Apr Aer Lingus direct
05 Apr - 12 Apr Aer Lingus direct

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

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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