Head to Head
| America Friendlies | 2025/01/18 21:00 | La Serena v Union Espanola | L | 1-0 |
| Chile Primera Division | 2022/09/14 18:30 | Union Espanola v La Serena | L | 0-1 |
| Chile Primera Division | 2022/04/15 20:30 | La Serena v Union Espanola | W | 1-2 |
| Chile Primera Division | 2021/09/25 18:00 | Union Espanola v La Serena | W | 2-1 |
| Chile Primera Division | 2021/04/24 19:30 | La Serena v Union Espanola | D | 0-0 |
| Chile Primera Division | 2021/02/10 21:30 | Union Espanola v La Serena | D | 1-1 |
| Chile Primera Division | 2020/10/03 14:00 | La Serena v Union Espanola | W | 0-2 |
| World Club Friendlies | 2017/01/17 23:30 | La Serena v Union Espanola | W | 1-2 |
Home History
| Chile Cup | 2025/02/01 21:00 | Palestino v Union Espanola | L | 2-1 |
| America Friendlies | 2025/01/18 21:00 | La Serena v Union Espanola | L | 1-0 |
| Chile Primera Division | 2024/11/09 21:00 | Deportes Iquique v Union Espanola | L | 2-0 |
| Chile Primera Division | 2024/11/02 21:00 | Union Espanola v Palestino | L | 2-3 |
| Chile Primera Division | 2024/10/20 20:30 | Union La Calera v Union Espanola | W | 0-2 |
| Chile Primera Division | 2024/10/06 20:30 | Union Espanola v Huachipato | W | 3-1 |
| Chile Primera Division | 2024/09/29 23:00 | Universidad Catolica v Union Espanola | W | 0-2 |
| Chile Primera Division | 2024/09/25 21:00 | Union Espanola v O'Higgins | L | 0-1 |
Away History
| Chile Cup | 2025/02/02 15:00 | Coquimbo Unido v La Serena | D | 1-1 |
| Chile Cup | 2025/01/27 21:00 | Cobresal v La Serena | W | 1-2 |
| America Friendlies | 2025/01/18 21:00 | La Serena v Union Espanola | W | 1-0 |
| Chile Primera B | 2024/10/19 18:00 | La Serena v Deportes Temuco | W | 4-2 |
| Chile Primera B | 2024/10/13 18:00 | Rangers de Talca v La Serena | D | 1-1 |
| Chile Primera B | 2024/10/05 18:00 | Union San Felipe v La Serena | D | 0-0 |
| Chile Primera B | 2024/09/29 15:30 | La Serena v Deportes Recoleta | W | 1-0 |
| Chile Primera B | 2024/09/14 23:00 | San Marcos De Arica v La Serena | D | 1-1 |