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 | |
|---|---|---|
| 15 Jul 2025 | $ 89 | Book Now |
| 19 Jul 2025 | $ 148 | Book Now |
| 29 Jul 2025 | $ 154 | Book Now |
| 31 Jul 2025 | $ 160 | Book Now |
| 17 Jul 2025 | $ 194 | Book Now |
Cheapest flights for August 2025
| Departure date | Cheapest price | |
|---|---|---|
| 07 Aug 2025 | $ 115 | Book Now |
| 05 Aug 2025 | $ 144 | Book Now |
| 14 Aug 2025 | $ 170 | Book Now |
| 23 Aug 2025 | $ 173 | Book Now |
| 28 Aug 2025 | $ 196 | Book Now |
Cheapest flights for September 2025
| Departure date | Cheapest price | |
|---|---|---|
| 23 Sep 2025 | $ 59 | Book Now |
| 25 Sep 2025 | $ 99 | Book Now |
| 30 Sep 2025 | $ 103 | Book Now |
| 11 Sep 2025 | $ 110 | Book Now |
| 09 Sep 2025 | $ 113 | Book Now |
Cheapest flights for October 2025
| Departure date | Cheapest price | |
|---|---|---|
| 09 Oct 2025 | $ 35 | Book Now |
| 23 Oct 2025 | $ 35 | Book Now |
| 30 Oct 2025 | $ 53 | Book Now |
| 18 Oct 2025 | $ 54 | Book Now |
| 16 Oct 2025 | $ 62 | 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.
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