Away History
| Europe Friendlies | 2018/08/14 15:30 | Portugalete v Barakaldo | W | 1-0 |
| Spain Tercera - Play-Offs | 2018/06/24 18:45 | CD Castellon v Portugalete | L | 1-0 |
| Spain Tercera - Play-Offs | 2018/06/17 16:00 | Portugalete v CD Castellon | D | 1-1 |
| Spain Tercera - Play-Offs | 2018/06/09 16:00 | Portugalete v Plasencia | D | 1-1 |
| Spain Tercera - Play-Offs | 2018/06/03 16:30 | Plasencia v Portugalete | W | 1-2 |
| Spain Tercera - Play-Offs | 2018/05/27 10:00 | Portugalete v Llanes | W | 3-0 |
| Spain Tercera - Play-Offs | 2018/05/20 15:30 | Llanes v Portugalete | D | 0-0 |
| Spain Tercera Group 4 | 2018/05/12 15:00 | Lagun Onak v Portugalete | W | 0-4 |