Cheapest return flights from Dublin to Porto in August from $191

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

Return flights

20 Aug - 09 Sep Ryanair direct
19 Aug - 09 Sep Ryanair direct
23 Aug - 09 Sep Ryanair direct
22 Aug - 09 Sep Ryanair direct
21 Aug - 09 Sep Ryanair direct
23 Aug - 12 Sep Ryanair direct
29 Aug - 09 Sep Ryanair direct
29 Aug - 12 Sep Ryanair direct
20 Aug - 07 Sep Ryanair direct
19 Aug - 07 Sep Ryanair direct
13 Aug - 13 Aug Ryanair direct
20 Aug - 24 Aug Ryanair
13 Aug - 17 Aug Ryanair
20 Aug - 25 Aug Ryanair direct
19 Aug - 25 Aug Ryanair direct
20 Aug - 21 Aug Ryanair direct
19 Aug - 21 Aug Ryanair direct
20 Aug - 22 Aug Ryanair direct
19 Aug - 22 Aug Ryanair direct
21 Aug - 24 Aug Ryanair

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