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 May 2026
| Departure date | Cheapest price | |
|---|---|---|
| 26 May 2026 | 27 € | Book Now |
| 27 May 2026 | 30 € | Book Now |
| 22 May 2026 | 78 € | Book Now |
| 29 May 2026 | 80 € | Book Now |
Cheapest flights for June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 17 Jun 2026 | 47 € | Book Now |
| 26 Jun 2026 | 50 € | Book Now |
| 10 Jun 2026 | 51 € | Book Now |
| 16 Jun 2026 | 56 € | Book Now |
| 09 Jun 2026 | 65 € | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 03 Jul 2026 | 65 € | Book Now |
| 08 Jul 2026 | 67 € | Book Now |
| 15 Jul 2026 | 70 € | Book Now |
| 01 Jul 2026 | 75 € | Book Now |
| 22 Jul 2026 | 77 € | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 07 Aug 2026 | 77 € | Book Now |
| 26 Aug 2026 | 78 € | Book Now |
| 11 Aug 2026 | 80 € | Book Now |
| 04 Aug 2026 | 87 € | Book Now |
| 05 Aug 2026 | 87 € | Book Now |
Cheapest flights for September 2026
| Departure date | Cheapest price | |
|---|---|---|
| 23 Sep 2026 | 72 € | Book Now |
| 25 Sep 2026 | 72 € | Book Now |
| 09 Sep 2026 | 82 € | Book Now |
| 18 Sep 2026 | 88 € | Book Now |
| 22 Sep 2026 | 90 € | Book Now |
Cheapest flights for October 2026
| Departure date | Cheapest price | |
|---|---|---|
| 09 Oct 2026 | 53 € | Book Now |
| 06 Oct 2026 | 62 € | Book Now |
| 07 Oct 2026 | 62 € | Book Now |
| 02 Oct 2026 | 72 € | Book Now |
| 16 Oct 2026 | 72 € | 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.
Find us on social media