1. Round | 18/10/2020 | Racing Santander | - | Club Portugalete | 1:1 | ||||
9. Round | 12/12/2020 | Club Portugalete | - | Real Sociedad B | 1:1 | ||||
8. Round | 23/12/2020 | Barakaldo CF | - | Club Portugalete | 0:2 | ||||
13. Round | 23/01/2021 | SD Amorebieta | - | Club Portugalete | 2:1 | ||||
14. Round | 30/01/2021 | Athletic Bilbao B | - | Club Portugalete | 2:0 | ||||
15. Round | 06/02/2021 | Club Portugalete | - | CD Alavés B | 0:0 | ||||
18. Round | 28/02/2021 | CD Laredo | - | Club Portugalete | 0:1 | ||||
19. Round | 06/03/2021 | Club Portugalete | - | Barakaldo CF | 2:0 | ||||
16. Round | 10/03/2021 | SD Leioa | - | Club Portugalete | 1:2 | ||||
20. Round | 14/03/2021 | Real Sociedad B | - | Club Portugalete | 2:0 | ||||
21. Round | 21/03/2021 | Club Portugalete | - | Real Unión | 2:0 | ||||
22. Round | 28/03/2021 | Arenas de Getxo | - | Club Portugalete | 1:0 |