Cheapest return SFO–DUB flights, September

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

Return flights

07 Sep - 14 Sep Scandinavian Airlines
08 Sep - 15 Sep Scandinavian Airlines
30 Sep - 10 Oct Scandinavian Airlines
08 Sep - 22 Sep Scandinavian Airlines
23 Sep - 13 Oct Scandinavian Airlines
08 Sep - 17 Sep Scandinavian Airlines
15 Sep - 21 Sep Scandinavian Airlines
14 Sep - 18 Sep Scandinavian Airlines
20 Sep - 07 Oct Scandinavian Airlines
23 Sep - 07 Oct Scandinavian Airlines
09 Sep - 15 Sep Scandinavian Airlines
09 Sep - 14 Sep Scandinavian Airlines
10 Sep - 15 Sep Scandinavian Airlines
07 Sep - 18 Sep Aer Lingus direct
29 Sep - 20 Oct jetBlue
20 Sep - 07 Oct Aer Lingus direct
23 Sep - 07 Oct Aer Lingus direct
23 Sep - 13 Oct Aer Lingus direct
29 Sep - 20 Oct Aer Lingus direct
18 Sep - 02 Oct Aer Lingus direct

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

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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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