| 4. Round | 12/08/2018 | Pumas UNAM [U20] | - | CF Pachuca [U20] | 0:3 | ||||
| 5. Round | 18/08/2018 | CF Monterrey [U20] | - | Pumas UNAM [U20] | 1:0 | ||||
| 6. Round | 21/08/2018 | Pumas UNAM [U20] | - | Gallos Blancos [U20] | 0:3 | ||||
| 7. Round | 25/08/2018 | CF América [U20] | - | Pumas UNAM [U20] | 3:0 | ||||
| 10. Round | 21/09/2018 | Monarcas Morelia [U20] | - | Pumas UNAM [U20] | 2:1 | ||||
| 12. Round | 05/10/2018 | Deportivo Guadalajara [U20] | - | Pumas UNAM [U20] | 2:0 | ||||
| 16. Round | 11/11/2018 | Deportivo Toluca [U20] | - | Pumas UNAM [U20] | 1:1 |  |
Mexico