We have prepared for you the list of the cheapest deals for Ryanair flight from Shannon (SNN) to Porto (OPO) by the month of departure.
Cheapest flights for July 2025
| Departure date | Cheapest price | |
|---|---|---|
| 23 Jul 2025 | 94 € | Book Now |
| 24 Jul 2025 | 134 € | Book Now |
| 31 Jul 2025 | 189 € | Book Now |
| 30 Jul 2025 | 208 € | Book Now |
Cheapest flights for August 2025
| Departure date | Cheapest price | |
|---|---|---|
| 24 Aug 2025 | 33 € | Book Now |
| 21 Aug 2025 | 35 € | Book Now |
| 28 Aug 2025 | 64 € | Book Now |
| 20 Aug 2025 | 71 € | Book Now |
| 27 Aug 2025 | 74 € | Book Now |
Cheapest flights for September 2025
| Departure date | Cheapest price | |
|---|---|---|
| 28 Sep 2025 | 44 € | Book Now |
| 17 Sep 2025 | 58 € | Book Now |
| 21 Sep 2025 | 58 € | Book Now |
| 04 Sep 2025 | 64 € | Book Now |
| 14 Sep 2025 | 67 € | Book Now |
Cheapest flights for October 2025
| Departure date | Cheapest price | |
|---|---|---|
| 28 Oct 2025 | 30 € | Book Now |
| 30 Oct 2025 | 30 € | Book Now |
| 22 Oct 2025 | 45 € | Book Now |
| 16 Oct 2025 | 50 € | Book Now |
| 12 Oct 2025 | 54 € | 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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