We have prepared for you the list of the cheapest deals for Ryanair flight from Porto (OPO) to Shannon (SNN) by the month of departure.
Cheapest flights for May 2026
| Departure date | Cheapest price | |
|---|---|---|
| 06 May 2026 | 26 € | Book Now |
| 03 May 2026 | 28 € | Book Now |
| 10 May 2026 | 28 € | Book Now |
| 11 May 2026 | 28 € | Book Now |
| 13 May 2026 | 28 € | Book Now |
Cheapest flights for June 2026
| Departure date | Cheapest price | |
|---|---|---|
| 10 Jun 2026 | 28 € | Book Now |
| 17 Jun 2026 | 28 € | Book Now |
| 22 Jun 2026 | 28 € | Book Now |
| 28 Jun 2026 | 28 € | Book Now |
| 29 Jun 2026 | 30 € | Book Now |
Cheapest flights for July 2026
| Departure date | Cheapest price | |
|---|---|---|
| 29 Jul 2026 | 46 € | Book Now |
| 22 Jul 2026 | 47 € | Book Now |
| 15 Jul 2026 | 57 € | Book Now |
| 01 Jul 2026 | 63 € | Book Now |
| 20 Jul 2026 | 66 € | Book Now |
Cheapest flights for August 2026
| Departure date | Cheapest price | |
|---|---|---|
| 26 Aug 2026 | 53 € | Book Now |
| 31 Aug 2026 | 65 € | Book Now |
| 05 Aug 2026 | 72 € | Book Now |
| 30 Aug 2026 | 73 € | Book Now |
| 12 Aug 2026 | 74 € | Book Now |
Cheapest flights for September 2026
| Departure date | Cheapest price | |
|---|---|---|
| 23 Sep 2026 | 42 € | Book Now |
| 16 Sep 2026 | 45 € | Book Now |
| 02 Sep 2026 | 46 € | Book Now |
| 09 Sep 2026 | 46 € | Book Now |
| 07 Sep 2026 | 67 € | Book Now |
Cheapest flights for October 2026
| Departure date | Cheapest price | |
|---|---|---|
| 19 Oct 2026 | 122 € | Book Now |
| 21 Oct 2026 | 122 € | Book Now |
| 05 Oct 2026 | 147 € | Book Now |
| 07 Oct 2026 | 147 € | Book Now |
| 12 Oct 2026 | 147 € | 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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