3. Round | 02/09/2017 | Athletic Bilbao B | - | Real Unión | 4:0 | ||||
4. Round | 09/09/2017 | Arenas de Getxo | - | Athletic Bilbao B | 2:2 | ||||
8. Round | 08/10/2017 | Racing Santander | - | Athletic Bilbao B | 1:0 | ||||
14. Round | 11/11/2017 | Athletic Bilbao B | - | SD Amorebieta | 1:1 | ||||
20. Round | 07/01/2018 | UD Logroñés | - | Athletic Bilbao B | 3:1 | ||||
21. Round | 13/01/2018 | Athletic Bilbao B | - | Real Sociedad B | 2:0 | ||||
22. Round | 20/01/2018 | Real Unión | - | Athletic Bilbao B | 1:0 | ||||
23. Round | 27/01/2018 | Athletic Bilbao B | - | Arenas de Getxo | 1:0 | ||||
26. Round | 18/02/2018 | Sporting Gijón B | - | Athletic Bilbao B | 0:0 | ||||
31. Round | 25/03/2018 | CD Vitoria | - | Athletic Bilbao B | 1:0 |