20. Round | 12/01/2019 | Real Sociedad B | - | Racing Santander | 0:1 | ||||
21. Round | 19/01/2019 | SCD Durango | - | Real Sociedad B | 1:3 | ||||
22. Round | 26/01/2019 | Real Sociedad B | - | Barakaldo CF | 3:0 | ||||
23. Round | 03/02/2019 | UP Langreo | - | Real Sociedad B | 1:0 | ||||
25. Round | 17/02/2019 | CD Calahorra | - | Real Sociedad B | 0:1 | ||||
27. Round | 02/03/2019 | Athletic Bilbao B | - | Real Sociedad B | 2:2 | ||||
28. Round | 10/03/2019 | Real Sociedad B | - | CD Tudelano | 1:1 |