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

Return flights

15 Apr - 09 May	Scandinavian Airlines
13 Apr - 09 May	Scandinavian Airlines
26 Apr - 08 May	Scandinavian Airlines
03 Apr - 19 Apr	Scandinavian Airlines
05 Apr - 19 Apr	Aer Lingus	direct
06 Apr - 13 Apr	Aer Lingus	direct
16 Apr - 23 Apr	Aer Lingus	direct
13 Apr - 09 May	Aer Lingus	direct
26 Apr - 03 May	Aer Lingus	direct
15 Apr - 09 May	Aer Lingus	direct
03 Apr - 19 Apr	Aer Lingus	direct
26 Apr - 08 May	Aer Lingus	direct

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

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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Cheapest return flights from San Francisco to Dublin in April from $439

Return flights