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

Return flights

09 Jun - 16 Jun	Ryanair	direct
04 Jun - 16 Jun	Ryanair	direct
10 Jun - 16 Jun	Ryanair	direct
02 Jun - 16 Jun	Ryanair	direct
03 Jun - 16 Jun	Ryanair	direct
18 Jun - 08 Jul	Ryanair
09 Jun - 15 Jun	Ryanair
04 Jun - 15 Jun	Ryanair
10 Jun - 15 Jun	Ryanair
02 Jun - 15 Jun	Ryanair
03 Jun - 15 Jun	Ryanair
19 Jun - 08 Jul	Ryanair
20 Jun - 08 Jul	Ryanair
21 Jun - 08 Jul	Vueling Airlines
25 Jun - 08 Jul	Ryanair
20 Jun - 10 Jul	Ryanair
21 Jun - 10 Jul	Vueling Airlines
25 Jun - 10 Jul	Ryanair
18 Jun - 09 Jul	Ryanair	direct
18 Jun - 02 Jul	Ryanair	direct

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

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 Porto to Dublin in June from $191

Return flights