Cheapest return flights from Porto to Dublin in August from $218

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

Return flights

04 Aug - 18 Aug Ryanair direct
29 Aug - 01 Sep Ryanair direct
04 Aug - 25 Aug Ryanair direct
04 Aug - 13 Aug Ryanair direct
04 Aug - 06 Aug Ryanair
11 Aug - 26 Aug Ryanair direct
11 Aug - 18 Aug Ryanair direct
04 Aug - 06 Aug Ryanair direct
04 Aug - 05 Aug Ryanair
11 Aug - 25 Aug Ryanair direct
11 Aug - 01 Sep Ryanair direct
03 Aug - 18 Aug Vueling Airlines
31 Aug - 01 Sep Ryanair direct
29 Aug - 05 Sep Ryanair direct
29 Aug - 07 Sep Ryanair direct
22 Aug - 01 Sep Ryanair direct
15 Aug - 01 Sep Ryanair direct
29 Aug - 13 Sep Ryanair direct
17 Aug - 01 Sep Ryanair direct
23 Aug - 01 Sep Ryanair direct

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

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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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