Stadium: Estadio Central Round: 46 Ground: Clay
| Challenger Campinas | 2018/10/02 13:00 | Alejandro Gonzalez v Facundo Arguello | 6-3,7-6 |
| Challenger Biella | 2018/09/21 09:00 | Facundo Arguello v Federico Delbonis | 2-6,4-6 |
| Challenger Biella | 2018/09/20 09:30 | Facundo Arguello v Filippo Baldi | 6-4,6-2 |
| Challenger Biella | 2018/09/18 08:00 | Gastao Elias v Facundo Arguello | 5-7,0-6 |
| Challenger Szczecin | 2018/09/15 11:00 | Guido Andreozzi v Facundo Arguello | 3-6,7-6,6-4 |
| Challenger Szczecin | 2018/09/14 12:55 | Rogerio Dutra Silva v Facundo Arguello | 6-4,3-6,2-6 |
| Challenger Szczecin | 2018/09/12 15:00 | Facundo Arguello v Roberto Carballes Baena | 7-6,6-3 |
| Challenger Szczecin | 2018/09/10 09:00 | Roberto Marcora v Facundo Arguello | 6-3,2-6,1-6 |
| Challenger Santo Domingo | 2018/10/06 14:00 | Alejandro Gomez v Cristian Rodriguez | 7-6,6-3 |
| Challenger Monterrey | 2018/09/29 19:00 | Cristian Rodriguez v Alejandro Gomez | 6-3,6-2 |
| Challenger Tiburon | 2018/09/23 17:00 | Jan Choinski v Alejandro Gomez | 6-4,1-6,6-0 |
| Challenger Tiburon | 2018/09/22 17:00 | Alejandro Gomez v Stevie Gould | 6-0,6-1 |
| ITF Canada F6 | 2018/09/08 16:50 | Alafia Ayeni v Alejandro Gomez | 6-3,5-7,6-2 |
| ITF Canada F6 | 2018/09/07 16:30 | Alejandro Gomez v Nick Chappell | 6-3,6-4 |
| ITF Canada F6 | 2018/09/06 14:00 | Alejandro Gomez v Junior Alexander Ore | 6-7,6-4,6-3 |
| ITF Canada F6 | 2018/09/04 15:40 | Alejandro Gomez v William Griffith | 6-2,6-2 |