| 2. Round | 18/07/2018 | Lanús | - | Atlético Junior | 1:0 |  |
|||
| Round of 16 | 04/10/2018 | Colón de Santa Fe | - | Atlético Junior | 1:1 | ||||
| Quarter-finals | 26/10/2018 | Atlético Junior | - | Defensa y Justicia | 2:0 | ||||
| Quarter-finals | 02/11/2018 | Defensa y Justicia | - | Atlético Junior | 3:1 | ||||
| Semi-finals | 09/11/2018 | Santa Fe | - | Atlético Junior | 0:2 | ||||
| Semi-finals | 30/11/2018 | Atlético Junior | - | Santa Fe | 1:0 |  |
|||
| Final | 12/12/2018 | Athletico Paranaense | - | Atlético Junior | 4:3 pso |
Colombia