Stadium: Court 4 Round: 28 Ground: Clay
| ITF Peru F1 | 2018/09/27 15:00 | Nicolas Santos v Gonzalo Villanueva | 1-6,2-6 |
| ITF Peru F1 | 2018/09/26 15:00 | Nicolas Zaidman v Gonzalo Villanueva | 0-6,0-6 |
| ITF Peru F1 | 2018/09/25 17:55 | Nick Hardt v Gonzalo Villanueva | 1-6,7-5,4-6 |
| ITF Argentina F6 | 2018/09/22 12:00 | Francisco Cerundolo v Gonzalo Villanueva | 0-6,3-6 |
| ITF Argentina F6 | 2018/09/21 13:00 | Gonzalo Villanueva v Maximiliano Estevez | 7-6,6-2 |
| ITF Argentina F6 | 2018/09/20 15:40 | Gonzalo Villanueva v Camilo Ugo Carabelli | 7-5,6-2 |
| ITF Argentina F6 | 2018/09/19 14:45 | Gonzalo Villanueva v Guido Ivan Justo | 6-1,6-4 |
| ITF Argentina F6 | 2018/09/18 14:50 | Gonzalo Villanueva v Juan Manuel Cerundolo | 6-1,6-2 |
| ITF Peru F1 | 2018/09/27 16:35 | Conner Huertas Del Pino v Mariano Kestelboim | 7-6,6-4 |
| ITF Peru F1 | 2018/09/26 17:15 | Nicolas Acevedo v Conner Huertas Del Pino | 3-6,2-6 |
| ITF Peru F1 | 2018/09/25 21:00 | Conner Huertas Del Pino v Mateus Alves | 6-4,3-6,6-3 |
| ITF Bolivia F2 | 2018/09/19 21:30 | Conner Huertas Del Pino v Matias Zukas | 2-6,3-6 |
| ITF Bolivia F2 | 2018/09/18 19:00 | Rodrigo Echavarria v Conner Huertas Del Pino | 3-6,3-6 |
| ITF Bolivia F2 | 2018/09/17 18:00 | Julian Cundom v Conner Huertas Del Pino | 4-6,3-6 |
| ITF Bolivia F2 | 2018/09/16 14:00 | Conner Huertas Del Pino v Marcos Castares | 6-0,6-0 |
| ITF Bolivia F2 | 2018/09/15 13:30 | Conner Huertas Del Pino v Andreas Ignacio Pasutti | 6-1,6-3 |