| 2. Round | 29/07/2018 | Pumas UNAM [U20] | - | Club Necaxa [U20] | 1:2 | ||||
| 3. Round | 03/08/2018 | Atlas Guadalajara [U20] | - | Pumas UNAM [U20] | 3:1 | ||||
| 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 | ||||
| 8. Round | 01/09/2018 | Club León [U20] | - | Pumas UNAM [U20] | 1:0 | ||||
| 12. Round | 05/10/2018 | Deportivo Guadalajara [U20] | - | Pumas UNAM [U20] | 2:0 | ||||
| 14. Round | 27/10/2018 | Club Tijuana [U20] | - | Pumas UNAM [U20] | 1:0 |
Mexico