| 1. Round | 28/08/2022 | Athletic Club B | - | CF La Nucía | 1:2 | ||||
| 2. Round | 03/09/2022 | UD Logroñés | - | Athletic Club B | 0:1 | ||||
| 3. Round | 10/09/2022 | Athletic Club B | - | CD Eldense | 0:1 | ||||
| 5. Round | 24/09/2022 | Athletic Club B | - | Real Sociedad B | 1:1 | ||||
| 8. Round | 16/10/2022 | SD Amorebieta | - | Athletic Club B | 3:0 | ||||
| 9. Round | 23/10/2022 | Athletic Club B | - | Real Murcia | 0:3 | ||||
| 11. Round | 05/11/2022 | Athletic Club B | - | Gimnàstic de Tarragona | 0:0 | ||||
| 16. Round | 11/12/2022 | Athletic Club B | - | Atlético Baleares | 0:1 |
Spain