| 1. Jornada | 29.08.2021 | Zamora CF | - | Bilbao Athletic | 0:1 | ||||
| 7. Jornada | 08.10.2021 | Bilbao Athletic | - | Celta B | 0:1 | ||||
| 8. Jornada | 17.10.2021 | Valladolid B | - | Bilbao Athletic | 3:1 | ||||
| 9. Jornada | 23.10.2021 | Bilbao Athletic | - | Real Unión | 0:0 | ||||
| 10. Jornada | 31.10.2021 | SD Logroñés | - | Bilbao Athletic | 1:1 | ||||
| 12. Jornada | 12.11.2021 | Real Racing | - | Bilbao Athletic | 2:0 | ||||
| 13. Jornada | 21.11.2021 | Bilbao Athletic | - | CF Talavera | 0:1 |
España