| 1. Round | 12/08/2018 | Belgrano de Córdoba | - | San Martín de San Juan | 0:0 | ||||
| 3. Round | 25/08/2018 | Tigre | - | San Martín de San Juan | 2:2 | ||||
| 4. Round | 01/09/2018 | San Martín de San Juan | - | Huracán | 1:2 | ||||
| 5. Round | 15/09/2018 | River Plate | - | San Martín de San Juan | 4:1 | ||||
| 14. Round | 03/12/2018 | San Martín de San Juan | - | Unión de Santa Fe | 2:0 | ||||
| 15. Round | 10/12/2018 | Racing Club | - | San Martín de San Juan | 1:0 | ||||
| 21. Round | 02/03/2019 | San Martín de San Juan | - | Godoy Cruz | 0:0 | ||||
| 22. Round | 08/03/2019 | Lanús | - | San Martín de San Juan | 1:1 | ||||
| 23. Round | 16/03/2019 | San Martín de San Juan | - | Argentinos Juniors | 2:3 | ||||
| 24. Round | 02/04/2019 | Colón de Santa Fe | - | San Martín de San Juan | 0:0 |
Argentina