Cheapest return flights from Porto to Dublin in September from $156

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

Return flights

23 Sep - 13 Oct Ryanair direct
29 Sep - 13 Oct Ryanair direct
29 Sep - 20 Oct Ryanair direct
29 Sep - 17 Oct Ryanair direct
16 Sep - 22 Sep Ryanair direct
12 Sep - 22 Sep Ryanair direct
08 Sep - 22 Sep Ryanair direct
23 Sep - 04 Oct Ryanair direct
30 Sep - 13 Oct Ryanair direct
19 Sep - 22 Sep Ryanair
23 Sep - 12 Oct Ryanair direct
12 Sep - 15 Sep Ryanair direct
30 Sep - 20 Oct Ryanair direct
05 Sep - 22 Sep Ryanair direct
30 Sep - 17 Oct Ryanair direct
11 Sep - 22 Sep Ryanair direct
08 Sep - 15 Sep Ryanair direct
16 Sep - 04 Oct Ryanair direct
14 Sep - 22 Sep Vueling Airlines
05 Sep - 15 Sep Ryanair direct

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

Powered by

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.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Feel free to contact us with any feedback or request another flight research.