Stadium: Cancha 1 Round: 25 Ground: Clay
| Challenger Guayaquil | 2018/11/01 20:30 | Facundo Arguello v Pedro Sousa | 6-7,3-6 |
| Challenger Guayaquil | 2018/10/31 16:00 | Ulises Blanch v Facundo Arguello | 4-6,1-6 |
| Challenger Guayaquil | 2018/10/30 15:30 | Facundo Arguello v Guilherme Clezar | 4-6,6-2,6-1 |
| Challenger Lima | 2018/10/26 21:00 | Pedro Sousa v Facundo Arguello | 7-6,6-3 |
| Challenger Lima | 2018/10/25 17:00 | Jose Hernandez-Fernandez v Facundo Arguello | 1-6,2-6 |
| Challenger Lima | 2018/10/24 19:20 | Facundo Arguello v Paolo Lorenzi | 6-4,7-6 |
| Challenger Lima | 2018/10/23 17:20 | Juan Pablo Varillas v Facundo Arguello | 4-6,1-6 |
| Challenger Santo Domingo | 2018/10/07 14:00 | Facundo Arguello v Alejandro Gomez | 3-6,6-1,3-6 |
| Challenger Guayaquil | 2018/11/02 23:15 | Arthur De Greef v Pedro Sousa | 5-7,2-6 |
| Challenger Guayaquil | 2018/11/01 23:15 | Pablo Cuevas v Arthur De Greef | 5-7,3-6 |
| Challenger Guayaquil | 2018/10/31 19:55 | Arthur De Greef v Jose Hernandez-Fernandez | 6-0,6-4 |
| Challenger Guayaquil | 2018/10/30 17:55 | Daniel Elahi Galan v Arthur De Greef | 4-6,0-6 |
| Challenger Lima | 2018/10/23 19:10 | Arthur De Greef v Pedro Sousa | 3-6,3-6 |
| Challenger Barcelona | 2018/10/10 11:15 | Arthur De Greef v Tak Khunn Wang | 3-6,6-3,6-7 |
| Challenger Florence | 2018/10/04 13:50 | Lorenzo Sonego v Arthur De Greef | 6-2,5-7,6-4 |
| Challenger Florence | 2018/10/03 09:50 | Arthur De Greef v Jelle Sels | 6-2,6-2 |