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 June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 30 Jun 2026 | 379 € | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 03 Jul 2026 | 62 € | Book Now |
| 01 Jul 2026 | 72 € | Book Now |
| 17 Jul 2026 | 91 € | Book Now |
| 21 Jul 2026 | 91 € | Book Now |
| 08 Jul 2026 | 110 € | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 19 Aug 2026 | 135 € | Book Now |
| 18 Aug 2026 | 151 € | Book Now |
| 12 Aug 2026 | 154 € | Book Now |
| 21 Aug 2026 | 155 € | Book Now |
| 05 Aug 2026 | 155 € | Book Now |
Cheapest flights for September 2026
| Departure date | Cheapest price | |
|---|---|---|
| 30 Sep 2026 | 72 € | Book Now |
| 16 Sep 2026 | 100 € | Book Now |
| 29 Sep 2026 | 101 € | Book Now |
| 15 Sep 2026 | 115 € | Book Now |
| 02 Sep 2026 | 127 € | Book Now |
Cheapest flights for October 2026
| Departure date | Cheapest price | |
|---|---|---|
| 20 Oct 2026 | 30 € | Book Now |
| 21 Oct 2026 | 39 € | Book Now |
| 13 Oct 2026 | 46 € | Book Now |
| 23 Oct 2026 | 46 € | Book Now |
| 07 Oct 2026 | 49 € | 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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