Away History
| Europe Friendlies | 2023/08/23 16:00 | Portugalete v Athletic Bilbao B | W | 2-0 |
| Europe Friendlies | 2023/08/14 15:30 | Portugalete v Barakaldo | L | 0-1 |
| Spain Tercera Group 4 | 2023/04/22 16:00 | Aurrera Ondarroa v Portugalete | L | 2-1 |
| Spain Tercera Group 4 | 2023/04/16 16:00 | Portugalete v Pasaia KE | L | 0-1 |
| Spain Tercera Group 4 | 2023/04/06 08:30 | San Ignacio v Portugalete | W | 0-3 |
| Spain Tercera Group 4 | 2023/04/01 09:30 | Portugalete v CD Vitoria | L | 1-2 |
| Spain Tercera Group 4 | 2023/03/25 16:00 | Basconia v Portugalete | L | 3-1 |
| Spain Tercera Group 4 | 2023/03/19 10:30 | Portugalete v Lagun Onak | W | 1-0 |