Home History
| Spain Tercera Group 4 | 2017/10/07 16:00 | Cultural de Durango v Lagun Onak | D | 1-1 |
| Spain Tercera Group 4 | 2017/10/01 14:30 | Lagun Onak v Sestao River | D | 0-0 |
| Spain Tercera Group 4 | 2017/09/23 15:30 | Balmaseda FC v Lagun Onak | L | 2-1 |
| Spain Tercera Group 4 | 2017/09/16 16:00 | Lagun Onak v Zamudio | W | 2-1 |
| Spain Tercera Group 4 | 2017/09/10 16:00 | Amurrio v Lagun Onak | D | 1-1 |
| Spain Tercera Group 4 | 2017/09/02 16:00 | Lagun Onak v Sodupe | W | 3-1 |
| Spain Tercera Group 4 | 2017/08/27 09:15 | Santurtzi v Lagun Onak | L | 1-0 |
| Spain Tercera Group 4 | 2017/05/13 16:00 | Santurtzi v Lagun Onak | D | 1-1 |
Away History
| Spain Tercera Group 4 | 2017/10/08 15:30 | JD Somorrostro v Portugalete | L | 0-1 |
| Spain Tercera Group 4 | 2017/09/30 15:00 | SD Beasain v JD Somorrostro | D | 1-1 |
| Spain Tercera Group 4 | 2017/09/24 15:30 | JD Somorrostro v Basconia | D | 2-2 |
| Spain Tercera Group 4 | 2017/09/16 15:30 | Aurrera de Vitoria v JD Somorrostro | D | 1-1 |
| Spain Tercera Group 4 | 2017/09/09 16:00 | JD Somorrostro v Bermeo | W | 2-0 |
| Spain Tercera Group 4 | 2017/09/03 10:00 | Real Sociedad C v JD Somorrostro | D | 0-0 |
| Spain Tercera Group 4 | 2017/08/26 16:00 | JD Somorrostro v Santutxu | D | 1-1 |