We have prepared for you the list of the cheapest deals for Ryanair flight from Belfast (BFS) to Porto (OPO) by the month of departure.
Cheapest flights for July 2025
| Departure date | Cheapest price | |
|---|---|---|
| 23 Jul 2025 | 84 € | Book Now |
| 30 Jul 2025 | 171 € | Book Now |
| 26 Jul 2025 | 367 € | Book Now |
Cheapest flights for August 2025
| Departure date | Cheapest price | |
|---|---|---|
| 20 Aug 2025 | 43 € | Book Now |
| 23 Aug 2025 | 50 € | Book Now |
| 30 Aug 2025 | 53 € | Book Now |
| 09 Aug 2025 | 73 € | Book Now |
| 13 Aug 2025 | 84 € | Book Now |
Cheapest flights for September 2025
| Departure date | Cheapest price | |
|---|---|---|
| 03 Sep 2025 | 61 € | Book Now |
| 24 Sep 2025 | 70 € | Book Now |
| 27 Sep 2025 | 70 € | Book Now |
| 06 Sep 2025 | 83 € | Book Now |
| 17 Sep 2025 | 103 € | Book Now |
Cheapest flights for October 2025
| Departure date | Cheapest price | |
|---|---|---|
| 25 Oct 2025 | 37 € | Book Now |
| 15 Oct 2025 | 78 € | Book Now |
| 11 Oct 2025 | 83 € | Book Now |
| 22 Oct 2025 | 83 € | Book Now |
| 04 Oct 2025 | 87 € | 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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