| Primera División RFEF - Group 1 | Teruel | Sestao River | 20‑Apr | 1-0 | |
| Primera División RFEF - Group 1 | Sestao River | Real Unión | 13‑Apr | 3-1 | |
| Primera División RFEF - Group 1 | Real Sociedad II | Sestao River | 06‑Apr | 2-3 | |
| Primera División RFEF - Group 1 | Sestao River | Rayo Majadahonda | 30‑Mar | 2-1 | |
| Primera División RFEF - Group 1 | Lugo | Sestao River | 24‑Mar | 4-3 | |
| Primera División RFEF - Group 1 | Sestao River | SD Logroñés | 16‑Mar | 2-0 | |
| Primera División RFEF - Group 1 | Barcelona B | Sestao River | 09‑Mar | 2-1 | |
| Primera División RFEF - Group 1 | Sestao River | Sabadell | 03‑Mar | 3-0 | |
| Primera División RFEF - Group 1 | Celta de Vigo II | Sestao River | 24‑Feb | 4-0 | |
| Primera División RFEF - Group 1 | Sestao River | Gimnastic | 18‑Feb | 1-1 | |
| Primera División RFEF - Group 1 | Fuenlabrada | Sestao River | 11‑Feb | 3-1 | |
| Primera División RFEF - Group 1 | Sestao River | Arenteiro | 04‑Feb | 1-0 | |
| Primera División RFEF - Group 1 | Ponferradina | Sestao River | 27‑Jan | 1-1 | |
| Primera División RFEF - Group 1 | Sestao River | Unionistas de Salamanca | 21‑Jan | 0-0 | |
| Primera División RFEF - Group 1 | Sestao River | Teruel | 13‑Jan | 1-1 | |
| Primera División RFEF - Group 1 | Real Unión | Sestao River | 03‑Jan | 4-2 | |
| Primera División RFEF - Group 1 | Sestao River | Osasuna II | 16‑Dec | 2-1 | |
| Primera División RFEF - Group 1 | Deportivo La Coruna | Sestao River | 10‑Dec | 1-1 | |
| Copa del Rey | Sestao River | Celta Vigo | 07‑Dec | 1-2 | |
| Primera División RFEF - Group 1 | Sestao River | Lugo | 02‑Dec | 0-1 | |
| Primera División RFEF - Group 1 | Rayo Majadahonda | Sestao River | 26‑Nov | 0-2 | |
| Primera División RFEF - Group 1 | Sestao River | Fuenlabrada | 19‑Nov | 1-2 | |
| Primera División RFEF - Group 1 | Gimnastic | Sestao River | 12‑Nov | 0-0 | |
| Primera División RFEF - Group 1 | Sestao River | Celta de Vigo II | 05‑Nov | 1-0 | |
| Primera División RFEF - Group 1 | Tarazona | Sestao River | 29‑Oct | 3-0 | |
| Primera División RFEF - Group 1 | Sestao River | Barcelona B | 22‑Oct | 1-3 | |
| Primera División RFEF - Group 1 | Arenteiro | Sestao River | 15‑Oct | 1-0 | |
| Primera División RFEF - Group 1 | Sestao River | Cornellà | 07‑Oct | 1-1 | |
| Primera División RFEF - Group 1 | Sabadell | Sestao River | 01‑Oct | 3-0 | |
| Primera División RFEF - Group 1 | Sestao River | Cultural Leonesa | 23‑Sep | 0-0 | |
| Primera División RFEF - Group 1 | Sestao River | Real Sociedad II | 17‑Sep | 0-0 | |
| Primera División RFEF - Group 1 | SD Logroñés | Sestao River | 10‑Sep | 3-0 | |
| Primera División RFEF - Group 1 | Sestao River | Ponferradina | 03‑Sep | 0-1 | |
| Primera División RFEF - Group 1 | Unionistas de Salamanca | Sestao River | 26‑Aug | 0-0 | |
| Friendlies Clubs | Sestao River | Arenas Getxo | 16‑Aug | 0-2 | |
| Friendlies Clubs | Sestao River | Athletic Club II | 12‑Aug | 4-2 | |
| Friendlies Clubs | Real Sociedad II | Sestao River | 09‑Aug | 1-0 | |
| Friendlies Clubs | Sestao River | Real Unión | 05‑Aug | 0-1 | |
| Friendlies Clubs | Sestao River | Amorebieta | 29‑Jul | 1-2 | |
