Cheapest Ryanair flights Cagliari to Porto from $35

We have prepared for you the list of the cheapest deals for Ryanair flight from Cagliari (CAG) to Porto (OPO) by the month of departure.

Cheapest flights for August 2025

Departure date Cheapest price
28 Aug 2025 $ 123 Book Now
30 Aug 2025 $ 142 Book Now
26 Aug 2025 $ 152 Book Now
23 Aug 2025 $ 239 Book Now
21 Aug 2025 $ 440 Book Now

Cheapest flights for September 2025

Departure date Cheapest price
23 Sep 2025 $ 83 Book Now
25 Sep 2025 $ 116 Book Now
30 Sep 2025 $ 116 Book Now
09 Sep 2025 $ 142 Book Now
20 Sep 2025 $ 142 Book Now

Cheapest flights for October 2025

Departure date Cheapest price
28 Oct 2025 $ 35 Book Now
30 Oct 2025 $ 35 Book Now
23 Oct 2025 $ 58 Book Now
21 Oct 2025 $ 64 Book Now
18 Oct 2025 $ 74 Book Now

The deals are updated by AirHint regularly. Please keep in mind that the price may go up as tickets are purchased by other travellers. Only the cheapest one-way flights are offered. Book fast to secure these cheap Ryanair prices.

Ryanair deals from Cagliari to all destinations

Ryanair deals from Porto to all destinations

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