| 2. Jornada | 05.09.2021 | Bilbao Athletic | - | Racing de Ferrol | 2:2 | ||||
| 5. Jornada | 26.09.2021 | Bilbao Athletic | - | UD Logroñés | 3:1 | ||||
| 6. Jornada | 03.10.2021 | CD Tudelano | - | Bilbao Athletic | 2:2 | ||||
| 7. Jornada | 08.10.2021 | Bilbao Athletic | - | Celta B | 0:1 | ||||
| 9. Jornada | 23.10.2021 | Bilbao Athletic | - | Real Unión | 0:0 |  |
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| 11. Jornada | 07.11.2021 | Bilbao Athletic | - | Rayo Majadahonda | 1:1 | ||||
| 18. Jornada | 09.01.2022 | CD Calahorra | - | Bilbao Athletic | 1:1 | ||||
| 19. Jornada | 22.01.2022 | Bilbao Athletic | - | Extremadura UD | 3:0 | ||||
| 20. Jornada | 25.01.2022 | Bilbao Athletic | - | CyD Leonesa | 1:2 | ||||
| 26. Jornada | 06.03.2022 | Unionistas CF | - | Bilbao Athletic | 0:1 | ||||
| 28. Jornada | 20.03.2022 | CF Talavera | - | Bilbao Athletic | 4:0 |
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