Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF Portugal F7 | 2018/04/12 11:00 | Igor Sijsling v Joao Monteiro | 6-2,6-1 |
| ITF Portugal F6 | 2018/03/29 12:30 | Joao Monteiro v Frederico Ferreira Silva | 6-7,4-6 |
| ITF Portugal F6 | 2018/03/28 11:30 | Joao Monteiro v David Pichler | 7-5,7-6 |
| ITF Portugal F6 | 2018/03/27 14:55 | Joao Monteiro v Maximilian Neuchrist | 7-6,6-4 |
| ITF Portugal F5 | 2018/03/24 15:05 | Joao Monteiro v Lloyd Harris | 3-6,4-6 |
| ITF Portugal F5 | 2018/03/23 10:00 | Joao Monteiro v Tiago Cacao | 6-4,6-1 |
| ITF Portugal F5 | 2018/03/22 16:25 | Joao Monteiro v Kenneth Raisma | 6-4,6-1 |
| ITF Portugal F5 | 2018/03/21 17:15 | Joao Monteiro v Marc Sieber | 5-7,6-3,6-2 |
| ITF Portugal F7 | 2018/04/11 14:10 | Bernardo Saraiva v Javier Barranco Cosano | 2-6,2-6 |
| ITF Tunisia F13 | 2018/04/03 09:00 | Bernardo Saraiva v Juan Carlos Saez | 7-6,4-6,6-7 |
| ITF USA F8 Qual | 2018/03/17 17:00 | Bernardo Saraiva v Isaiah Strode | 4-6,1-6 |
| ITF USA F7 | 2018/03/13 19:30 | Sebastian Korda v Bernardo Saraiva | 6-1,6-7,6-1 |
| ITF Canada F2 Qual | 2018/03/05 16:45 | Michael Redlicki v Bernardo Saraiva | 6-0,6-1 |
| ITF Canada F2 Qual | 2018/03/04 15:00 | Francis Pare v Bernardo Saraiva | 2-6,2-6 |
| ITF Canada F1 | 2018/02/27 16:00 | Bernardo Saraiva v Jared Hiltzik | 0-6,2-6 |
| Challenger Morelos Qual | 2018/02/17 17:40 | Bernardo Saraiva v Luis David Martinez | 4-6,4-6 |