| 5. Round | 18/08/2018 | CF Monterrey [U17] | - | Pumas UNAM [U17] | 1:2 | ||||
| 6. Round | 22/08/2018 | Lobos BUAP [U17] | - | CF Monterrey [U17] | 0:3 |  |
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| 7. Round | 25/08/2018 | CF Monterrey [U17] | - | Monarcas Morelia [U17] | 5:1 | ||||
| 8. Round | 31/08/2018 | Puebla FC [U17] | - | CF Monterrey [U17] | 2:1 | ||||
| 9. Round | 15/09/2018 | CF Monterrey [U17] | - | Deportivo Guadalajara [U17] | 1:1 | ||||
| 10. Round | 22/09/2018 | UANL Tigres [U17] | - | CF Monterrey [U17] | 3:2 | ||||
| 11. Round | 29/09/2018 | CF Monterrey [U17] | - | Club Tijuana [U17] | 2:1 |  |
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| 13. Round | 20/10/2018 | CF Monterrey [U17] | - | Deportivo Toluca [U17] | 1:1 | ||||
| 14. Round | 26/10/2018 | Santos Laguna [U17] | - | CF Monterrey [U17] | 2:2 | ||||
| 15. Round | 02/11/2018 | CF Monterrey [U17] | - | CD Veracruz [U17] | 2:3 |  |
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| 17. Round | 24/11/2018 | CF Monterrey [U17] | - | Atlas Guadalajara [U17] | 3:2 |
Mexico