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 April 2026
| Departure date | Cheapest price | |
|---|---|---|
| 15 Apr 2026 | 26 € | Book Now |
| 22 Apr 2026 | 39 € | Book Now |
| 14 Apr 2026 | 40 € | Book Now |
| 17 Apr 2026 | 44 € | Book Now |
| 21 Apr 2026 | 45 € | Book Now |
Cheapest flights for May 2026
| Departure date | Cheapest price | |
|---|---|---|
| 06 May 2026 | 62 € | Book Now |
| 12 May 2026 | 62 € | Book Now |
| 22 May 2026 | 62 € | Book Now |
| 27 May 2026 | 64 € | Book Now |
| 08 May 2026 | 69 € | Book Now |
Cheapest flights for June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 10 Jun 2026 | 77 € | Book Now |
| 17 Jun 2026 | 94 € | Book Now |
| 09 Jun 2026 | 134 € | Book Now |
| 19 Jun 2026 | 153 € | Book Now |
| 16 Jun 2026 | 154 € | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 15 Jul 2026 | 142 € | Book Now |
| 29 Jul 2026 | 142 € | Book Now |
| 08 Jul 2026 | 151 € | Book Now |
| 17 Jul 2026 | 151 € | Book Now |
| 01 Jul 2026 | 155 € | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 07 Aug 2026 | 155 € | Book Now |
| 12 Aug 2026 | 169 € | Book Now |
| 14 Aug 2026 | 169 € | Book Now |
| 26 Aug 2026 | 184 € | Book Now |
| 25 Aug 2026 | 191 € | Book Now |
Cheapest flights for September 2026
| Departure date | Cheapest price | |
|---|---|---|
| 25 Sep 2026 | 62 € | Book Now |
| 23 Sep 2026 | 72 € | Book Now |
| 30 Sep 2026 | 88 € | Book Now |
| 22 Sep 2026 | 91 € | Book Now |
| 18 Sep 2026 | 98 € | Book Now |
Cheapest flights for October 2026
| Departure date | Cheapest price | |
|---|---|---|
| 09 Oct 2026 | 53 € | Book Now |
| 02 Oct 2026 | 62 € | Book Now |
| 06 Oct 2026 | 62 € | Book Now |
| 07 Oct 2026 | 62 € | Book Now |
| 23 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.
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