| Segunda División RFEF - Group 2 | Athletic Club II | Gernika | 28‑Apr | 3-1 | |
| Segunda División RFEF - Group 2 | Real Sociedad III | Athletic Club II | 20‑Apr | 0-0 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Náxara | 13‑Apr | 4-0 | |
| Segunda División RFEF - Group 2 | Tudelano | Athletic Club II | 05‑Apr | 1-2 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Calahorra | 30‑Mar | 2-1 | |
| Segunda División RFEF - Group 2 | Barakaldo | Athletic Club II | 24‑Mar | 1-2 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Arenas Getxo | 16‑Mar | 2-1 | |
| Segunda División RFEF - Group 2 | San Juan | Athletic Club II | 09‑Mar | 1-0 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Mutilvera | 02‑Mar | 3-1 | |
| Segunda División RFEF - Group 2 | Real Zaragoza II | Athletic Club II | 25‑Feb | 2-2 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Deportivo Alavés II | 18‑Feb | 2-1 | |
| Segunda División RFEF - Group 2 | Valle Egüés | Athletic Club II | 10‑Feb | 0-2 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Izarra | 03‑Feb | 2-1 | |
| Segunda División RFEF - Group 2 | Barbastro | Athletic Club II | 28‑Jan | 0-0 | |
| Segunda División RFEF - Group 2 | Utebo | Athletic Club II | 21‑Jan | 0-0 | |
| Segunda División RFEF - Group 2 | Athletic Club II | UD Logroñés | 14‑Jan | 0-0 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Brea | 06‑Jan | 3-0 | |
| Segunda División RFEF - Group 2 | Gernika | Athletic Club II | 17‑Dec | 1-1 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Real Sociedad III | 09‑Dec | 3-0 | |
| Segunda División RFEF - Group 2 | Náxara | Athletic Club II | 03‑Dec | 1-2 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Tudelano | 25‑Nov | 4-0 | |
| Segunda División RFEF - Group 2 | Calahorra | Athletic Club II | 19‑Nov | 0-1 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Barakaldo | 11‑Nov | 2-1 | |
| Segunda División RFEF - Group 2 | Arenas Getxo | Athletic Club II | 04‑Nov | 0-3 | |
| Segunda División RFEF - Group 2 | Athletic Club II | San Juan | 29‑Oct | 3-1 | |
| Segunda División RFEF - Group 2 | Mutilvera | Athletic Club II | 21‑Oct | 0-3 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Real Zaragoza II | 14‑Oct | 2-0 | |
| Segunda División RFEF - Group 2 | Deportivo Alavés II | Athletic Club II | 08‑Oct | 0-2 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Valle Egüés | 30‑Sep | 3-1 | |
| Segunda División RFEF - Group 2 | Izarra | Athletic Club II | 24‑Sep | 0-1 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Barbastro | 16‑Sep | 4-0 | |
| Segunda División RFEF - Group 2 | Athletic Club II | Utebo | 09‑Sep | 0-1 | |
| Segunda División RFEF - Group 2 | UD Logroñés | Athletic Club II | 03‑Sep | 0-0 | |
| Friendlies Clubs | Real Avilés | Athletic Club II | 26‑Aug | 1-2 | |
| Friendlies Clubs | Portugalete | Athletic Club II | 23‑Aug | 2-0 | |
| Friendlies Clubs | Sestao River | Athletic Club II | 12‑Aug | 4-2 | |
| Friendlies Clubs | Deportivo Alavés II | Athletic Club II | 09‑Aug | 1-1 | |
| Friendlies Clubs | Gimnástica Torrelavega | Athletic Club II | 29‑Jul | 2-1 | |
