Head to Head
| Spain Primera Division RFEF Group 1 | 2024/09/07 15:30 | Osasuna B v Real Unión | W | 1-2 |
| Spain Primera Division RFEF Group 1 | 2024/04/27 14:00 | Osasuna B v Real Unión | L | 2-1 |
| Spain Primera Division RFEF Group 1 | 2023/12/10 11:00 | Real Unión v Osasuna B | L | 2-3 |
| Spain Primera Division RFEF Group 2 | 2023/03/12 17:00 | Osasuna B v Real Unión | L | 4-2 |
| Spain Primera Division RFEF Group 2 | 2022/12/11 16:00 | Real Unión v Osasuna B | W | 1-0 |
| Spain Segunda B Group 2 | 2021/05/09 16:00 | Real Unión v Osasuna B | L | 0-1 |
| Spain Segunda B Group 2 | 2021/04/10 15:00 | Osasuna B v Real Unión | W | 0-2 |
| Spain Segunda B Group 2 | 2020/02/09 16:00 | Real Unión v Osasuna B | D | 1-1 |
Home History
| Spain Primera Division RFEF Group 1 | 2024/11/09 16:30 | Real Unión v Ponferradina | D | 2-2 |
| Spain Primera Division RFEF Group 1 | 2024/11/03 11:00 | Unionistas de Salamanca CF v Real Unión | L | 4-1 |
| Spain Primera Division RFEF Group 1 | 2024/10/26 13:30 | Real Unión v Gimnastic | W | 1-0 |
| Spain Primera Division RFEF Group 1 | 2024/10/20 10:00 | Gimnastica Segoviana v Real Unión | L | 3-0 |
| Spain Primera Division RFEF Group 1 | 2024/10/13 13:30 | Real Unión v Barakaldo | D | 1-1 |
| Spain Primera Division RFEF Group 1 | 2024/10/06 10:00 | FC Andorra v Real Unión | L | 2-0 |
| Spain Primera Division RFEF Group 1 | 2024/10/02 17:30 | SD Tarazona v Real Unión | D | 0-0 |
| Spain Primera Division RFEF Group 1 | 2024/09/28 13:30 | Real Unión v Sestao River | W | 2-1 |
Away History
| Spain Primera Division RFEF Group 1 | 2024/11/10 16:30 | Osasuna B v Unionistas de Salamanca CF | D | 0-0 |
| Spain Primera Division RFEF Group 1 | 2024/11/02 16:30 | Sestao River v Osasuna B | W | 1-2 |
| Spain Primera Division RFEF Group 1 | 2024/10/27 11:00 | Osasuna B v Lugo | L | 0-1 |
| Spain Primera Division RFEF Group 1 | 2024/10/20 15:30 | Gimnastic v Osasuna B | L | 2-0 |
| Spain Primera Division RFEF Group 1 | 2024/10/12 16:30 | Osasuna B v Gimnastica Segoviana | W | 3-2 |
| Spain Primera Division RFEF Group 1 | 2024/10/06 10:00 | Real Sociedad B v Osasuna B | L | 3-1 |
| Spain Primera Division RFEF Group 1 | 2024/09/28 15:30 | Osasuna B v Ponferradina | L | 0-3 |
| Spain Primera Division RFEF Group 1 | 2024/09/22 13:30 | Cultural Leonesa v Osasuna B | L | 1-0 |