Cheapest return flights from Porto to Dublin in September from 159€

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

Return flights

04 Sep - 08 Sep SWISS
05 Sep - 08 Sep Ryanair
04 Sep - 16 Sep Ryanair
05 Sep - 16 Sep Ryanair
04 Sep - 20 Sep Ryanair
05 Sep - 20 Sep Ryanair
24 Sep - 05 Oct Ryanair direct
23 Sep - 05 Oct Ryanair direct
05 Sep - 25 Sep Ryanair
04 Sep - 16 Sep Ryanair direct
04 Sep - 08 Sep Ryanair direct
05 Sep - 16 Sep Ryanair direct
24 Sep - 02 Oct Ryanair direct
24 Sep - 06 Oct Ryanair direct
23 Sep - 02 Oct Ryanair direct
23 Sep - 06 Oct Ryanair direct
28 Sep - 05 Oct Vueling Airlines
28 Sep - 05 Oct Ryanair direct
14 Sep - 05 Oct Ryanair direct
13 Sep - 02 Oct Ryanair direct

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

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