Head to Head
| Europe Friendlies | 2017/07/29 10:00 | Leioa v Portugalete | W | 1-2 |
| Spain Segunda B Group 2 | 2016/03/19 16:00 | Leioa v Portugalete | D | 1-1 |
| Spain Segunda B Group 2 | 2015/11/01 10:30 | Portugalete v Leioa | D | 0-0 |
Home History
| Spain Tercera - Play-Offs | 2019/06/30 16:00 | Portugalete v Prat | D | 1-1 |
| Spain Tercera - Play-Offs | 2019/06/23 10:00 | Prat v Portugalete | L | 2-1 |
| Spain Tercera - Play-Offs | 2019/06/16 09:30 | Portugalete v Alondras | D | 1-1 |
| Spain Tercera - Play-Offs | 2019/06/09 16:00 | Alondras v Portugalete | W | 1-2 |
| Spain Tercera - Play-Offs | 2019/06/01 17:30 | Portugalete v Badalona Futur | D | 1-1 |
| Spain Tercera - Play-Offs | 2019/05/25 16:00 | Badalona Futur v Portugalete | L | 2-0 |
| Spain Tercera Group 4 | 2019/05/18 16:30 | Santutxu v Portugalete | L | 2-0 |
| Spain Tercera Group 4 | 2019/05/11 16:30 | Portugalete v Santurtzi | D | 1-1 |
Away History
| Europe Friendlies | 2019/07/31 17:19 | Balmaseda FC v Leioa | W | 2-4 |
| Europe Friendlies | 2019/07/27 09:32 | Leioa v JD Somorrostro | W | 4-0 |
| Europe Friendlies | 2019/07/19 17:00 | Leioa v CD Alaves | L | 2-3 |
| Europe Friendlies | 2019/07/15 17:00 | Leioa v Eibar | L | 0-2 |
| Spain Segunda B Group 2 | 2019/05/19 16:00 | UP Langreo v Leioa | L | 4-1 |
| Spain Segunda B Group 2 | 2019/05/12 16:00 | Leioa v Barakaldo | W | 3-0 |
| Spain Segunda B Group 2 | 2019/05/04 15:30 | Cultural de Durango v Leioa | W | 0-3 |
| Spain Segunda B Group 2 | 2019/04/27 15:00 | Leioa v Racing Santander | D | 1-1 |