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 October 2025
| Departure date | Cheapest price | |
|---|---|---|
| 30 Oct 2025 | 28 € | Book Now |
| 16 Oct 2025 | 28 € | Book Now |
| 09 Oct 2025 | 28 € | Book Now |
| 23 Oct 2025 | 29 € | Book Now |
| 07 Oct 2025 | 38 € | Book Now |
Cheapest flights for March 2026
| Departure date | Cheapest price | |
|---|---|---|
| 31 Mar 2026 | 88 € | Book Now |
| 30 Mar 2026 | 88 € | Book Now |
Cheapest flights for April 2026
| Departure date | Cheapest price | |
|---|---|---|
| 03 Apr 2026 | 51 € | Book Now |
| 17 Apr 2026 | 51 € | Book Now |
| 24 Apr 2026 | 59 € | Book Now |
| 10 Apr 2026 | 73 € | Book Now |
| 14 Apr 2026 | 87 € | Book Now |
Cheapest flights for May 2026
| Departure date | Cheapest price | |
|---|---|---|
| 08 May 2026 | 51 € | Book Now |
| 15 May 2026 | 58 € | Book Now |
| 29 May 2026 | 68 € | Book Now |
| 04 May 2026 | 77 € | Book Now |
| 06 May 2026 | 77 € | Book Now |
Cheapest flights for June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 12 Jun 2026 | 68 € | Book Now |
| 17 Jun 2026 | 87 € | Book Now |
| 15 Jun 2026 | 87 € | Book Now |
| 16 Jun 2026 | 88 € | Book Now |
| 26 Jun 2026 | 88 € | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 10 Jul 2026 | 87 € | Book Now |
| 17 Jul 2026 | 87 € | Book Now |
| 03 Jul 2026 | 88 € | Book Now |
| 07 Jul 2026 | 111 € | Book Now |
| 14 Jul 2026 | 111 € | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 28 Aug 2026 | 122 € | Book Now |
| 25 Aug 2026 | 134 € | Book Now |
| 24 Aug 2026 | 134 € | Book Now |
| 14 Aug 2026 | 134 € | Book Now |
| 07 Aug 2026 | 135 € | Book Now |
Cheapest flights for September 2026
| Departure date | Cheapest price | |
|---|---|---|
| 25 Sep 2026 | 59 € | Book Now |
| 21 Sep 2026 | 67 € | Book Now |
| 22 Sep 2026 | 67 € | Book Now |
| 23 Sep 2026 | 67 € | Book Now |
| 18 Sep 2026 | 76 € | 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