| Date | 11 October 2018 |
|---|---|
| Location | Natatorium, Parque Olímpico de la Juventud, Villa Soldati, Buenos Aires |
| Pos | Competitor | NOC | Time | |||
|---|---|---|---|---|---|---|
| 1 | José Paulo Lopes |  POR | 8:09.43 | |||
| 2 | Bartłomiej Koziejko |  POL | 8:09.97 | |||
| 3 | Aaron Schmidt |  GER | 8:11.73 | |||
| 4 | Tommy-Lee Camblong |  FRA | 8:11.82 | |||
| 5 | Marcos Gil |  ESP | 8:12.93 | |||
| 6 | Andreas Georgakopoulos |  GRE | 8:14.71 | |||
| 7 | Advait Page |  IND | 8:16.06 | |||
| 8 | Will Barao |  USA | 8:23.60 |
