6. Round | 30/09/2018 | UD Logroñés | - | Real Unión | 2:0 | ||||
7. Round | 07/10/2018 | Real Unión | - | Real Sociedad B | 2:1 | ||||
13. Round | 17/11/2018 | Real Unión | - | Barakaldo CF | 1:2 | ||||
14. Round | 25/11/2018 | UP Langreo | - | Real Unión | 1:1 | ||||
15. Round | 02/12/2018 | Real Unión | - | Sporting Gijón B | 2:0 |