1. Round | 24/08/2014 | SD Huesca | - | Real Unión | 2:1 | ||||
2. Round | 30/08/2014 | Real Unión | - | Sestao River | 2:2 | ||||
3. Round | 06/09/2014 | Real Sociedad B | - | Real Unión | 3:0 | ||||
4. Round | 13/09/2014 | Real Unión | - | CD Guadalajara | 2:1 | ||||
5. Round | 21/09/2014 | CD Toledo | - | Real Unión | 2:2 | ||||
6. Round | 28/09/2014 | Real Unión | - | Atlético Madrid B | 2:0 | ||||
7. Round | 05/10/2014 | Getafe CF B | - | Real Unión | 1:0 | ||||
8. Round | 12/10/2014 | Real Unión | - | CF Fuenlabrada | 1:2 | ||||
9. Round | 19/10/2014 | CF Trival Valderas | - | Real Unión | 2:2 | ||||
10. Round | 26/10/2014 | Real Unión | - | Athletic Bilbao B | 1:1 | ||||
38. Round | 17/05/2015 | Real Unión | - | CD Tudelano | 0:1 |