Stadium: Cancha Central Round: 26 Ground: Clay
| Challenger Buenos Aires | 2018/11/13 22:50 | Guido Andreozzi v Bastian Malla | 6-7,4-6 |
| Challenger Buenos Aires | 2018/11/12 16:30 | Bastian Malla v Juan Ignacio Galarza | 6-4,2-6,6-2 |
| Challenger Buenos Aires | 2018/11/11 22:00 | Ulises Blanch v Bastian Malla | 3-6,4-6 |
| Challenger Buenos Aires | 2018/11/11 17:00 | Bastian Malla v Nicolas Alvarez | 1-6,7-5,6-0 |
| Challenger Montevideo | 2018/11/04 17:50 | Juan Ignacio Galarza v Bastian Malla | 2-6,7-6,6-1 |
| Challenger Montevideo | 2018/11/03 17:40 | Bastian Malla v Franco Agamenone | 7-5,6-3 |
| Challenger Lima | 2018/10/22 15:00 | Renzo Olivo v Bastian Malla | 6-3,1-6,7-6 |
| Challenger Lima | 2018/10/21 15:00 | Bastian Malla v Gonzalo Villanueva | 7-5,6-2 |
| Challenger Buenos Aires | 2018/11/12 16:55 | Daniel Gimeno-Traver v Federico Gaio | 7-6,5-7,6-3 |
| Challenger Montevideo | 2018/11/09 18:00 | Daniel Gimeno-Traver v Pedro Sousa | 6-3,5-7,1-6 |
| Challenger Montevideo | 2018/11/07 17:00 | Hugo Dellien v Daniel Gimeno-Traver | 5-7,5-7 |
| Challenger Montevideo | 2018/11/06 17:40 | Daniel Gimeno-Traver v Gastao Elias | 6-4,6-1 |
| Challenger Barcelona | 2018/10/09 12:35 | Daniel Gimeno-Traver v Dimitar Kuzmanov | 6-2,2-6,2-6 |
| Challenger Florence | 2018/10/04 10:10 | Daniel Gimeno-Traver v Sergio Gutierrez-Ferrol | 5-7,7-6,1-6 |
| Challenger Florence | 2018/10/03 08:00 | Daniel Gimeno-Traver v Enrico Dalla Valle | 7-6,6-4 |
| Challenger Biella | 2018/09/18 14:00 | Stefano Napolitano v Daniel Gimeno-Traver | 7-6,6-3 |