Cheapest Ryanair flights Porto to Cagliari from $36

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

Cheapest flights for July 2025

Departure date Cheapest price
29 Jul 2025 $ 177 Book Now
24 Jul 2025 $ 220 Book Now
26 Jul 2025 $ 222 Book Now
31 Jul 2025 $ 222 Book Now
22 Jul 2025 $ 338 Book Now

Cheapest flights for August 2025

Departure date Cheapest price
05 Aug 2025 $ 158 Book Now
09 Aug 2025 $ 179 Book Now
19 Aug 2025 $ 187 Book Now
07 Aug 2025 $ 192 Book Now
28 Aug 2025 $ 198 Book Now

Cheapest flights for September 2025

Departure date Cheapest price
11 Sep 2025 $ 67 Book Now
18 Sep 2025 $ 69 Book Now
23 Sep 2025 $ 76 Book Now
16 Sep 2025 $ 86 Book Now
30 Sep 2025 $ 95 Book Now

Cheapest flights for October 2025

Departure date Cheapest price
23 Oct 2025 $ 36 Book Now
09 Oct 2025 $ 42 Book Now
16 Oct 2025 $ 49 Book Now
30 Oct 2025 $ 62 Book Now
18 Oct 2025 $ 63 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 Porto to all destinations

Ryanair deals from Cagliari to all destinations

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