We have prepared for you the list of the cheapest deals for Ryanair flight from Porto (OPO) to Rome (CIA) by the month of departure.
Cheapest flights for September 2025
| Departure date | Cheapest price | |
|---|---|---|
| 27 Sep 2025 | $ 50 | Book Now |
| 14 Sep 2025 | $ 79 | Book Now |
| 18 Sep 2025 | $ 81 | Book Now |
| 28 Sep 2025 | $ 84 | Book Now |
| 24 Sep 2025 | $ 94 | Book Now |
Cheapest flights for October 2025
| Departure date | Cheapest price | |
|---|---|---|
| 15 Oct 2025 | $ 29 | Book Now |
| 21 Oct 2025 | $ 32 | Book Now |
| 14 Oct 2025 | $ 34 | Book Now |
| 07 Oct 2025 | $ 35 | Book Now |
| 08 Oct 2025 | $ 35 | 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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