| 1. Round | 03/09/2023 | Rayo Cantabria | - | Ourense CF | 1:1 | ||||
| 3. Round | 17/09/2023 | Rayo Cantabria | - | RC Villalbés | 0:0 | ||||
| 4. Round | 24/09/2023 | Gimnástica Torrelavega | - | Rayo Cantabria | 0:3 | ||||
| 11. Round | 12/11/2023 | Rayo Cantabria | - | Real Oviedo B | 5:1 | ||||
| 13. Round | 26/11/2023 | Zamora CF | - | Rayo Cantabria | 1:0 | ||||
| 18. Round | 13/01/2024 | Ourense CF | - | Rayo Cantabria | 3:0 |
Spain