Head to Head
| Spain Tercera Group 4 | 2023/12/03 10:30 | Portugalete v Lagun Onak | W | 1-2 |
| Spain Tercera Group 4 | 2023/03/19 10:30 | Portugalete v Lagun Onak | L | 1-0 |
| Spain Tercera Group 4 | 2022/11/19 16:00 | Lagun Onak v Portugalete | D | 1-1 |
| Spain Tercera Group 4 | 2022/02/26 16:00 | Lagun Onak v Portugalete | D | 1-1 |
| Spain Tercera Group 4 | 2021/10/24 09:30 | Portugalete v Lagun Onak | L | 2-1 |
| Spain Tercera Group 4 | 2019/10/20 09:30 | Portugalete v Lagun Onak | L | 3-1 |
| Spain Tercera Group 4 | 2019/04/13 15:00 | Lagun Onak v Portugalete | L | 1-2 |
| Spain Tercera Group 4 | 2018/11/24 16:00 | Portugalete v Lagun Onak | L | 2-0 |
| Spain Tercera Group 4 | 2018/05/12 15:00 | Lagun Onak v Portugalete | L | 0-4 |
| Spain Tercera Group 4 | 2017/12/23 16:30 | Portugalete v Lagun Onak | D | 1-1 |