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

Return flights

13 Mar - 18 Mar	Scandinavian Airlines
20 Mar - 27 Mar	TAP
31 Mar - 07 Apr	Air Canada
30 Mar - 07 Apr	Air Canada
23 Mar - 31 Mar	Air Canada
24 Mar - 01 Apr	Air Canada
24 Mar - 31 Mar	Air Canada
20 Mar - 28 Mar	TAP
31 Mar - 08 Apr	Air Canada
25 Mar - 02 Apr	Aer Lingus	direct
25 Mar - 01 Apr	SWISS
30 Mar - 06 Apr	Air Canada
30 Mar - 07 Apr	Aer Lingus	direct
31 Mar - 08 Apr	Aer Lingus	direct
29 Mar - 06 Apr	Air Canada
22 Mar - 30 Mar	Air Canada
24 Mar - 31 Mar	Aer Lingus	direct
23 Mar - 30 Mar	Air Canada
21 Mar - 29 Mar	Air Canada
21 Mar - 28 Mar	TAP

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

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 March from 427€

Return flights