| Date | 8 October 2018 — 11:00 | |
|---|---|---|
| Status | YOG | |
| Location | Bosques de Palermo, Green Park, Palermo, Buenos Aires | |
| Participants | 32 from 32 countries | |
| Format | 750 metre swim, followed by 20 km bike, and then 5 km run. | |
| Pos | Competitor | NOC | Time | |||
|---|---|---|---|---|---|---|
| 1 | Dylan McCullough | 53:27 | Gold | |||
| 2 | Alexandre Montez | 53:39 | Silver | |||
| 3 | Alessio Crociani | 53:45 | Bronze | |||
| 4 | Andreas Carlsson | 53:53 | ||||
| 5 | Baptiste Passemard | 54:26 | ||||
| 6 | Igor Bellido | 54:43 | ||||
| 7 | Drew Shellenberger | 54:47 | ||||
| 8 | Cristóbal Baeza | 54:59 | ||||
| 9 | Henry Graf | 55:07 | ||||
| 10 | Calum Young | 55:12 | ||||
| 11 | Cristian Triana | 55:28 | ||||
| 12 | Javier de la Peña | 55:45 | ||||
| 13 | Gergely Kiss | 55:58 | ||||
| 14 | Loic Triponez | 56:19 | ||||
| 15 | Itamar Shevach Levanon | 56:52 | ||||
| 16 | Solen Wood | 56:56 | ||||
| 17 | Gabriel Terán | 56:58 | ||||
| 18 | Joshua Ferris | 57:08 | ||||
| 19 | Jan Škrjanc | 57:19 | ||||
| 20 | Pedro Boff | 57:26 | ||||
| 21 | Christiaan Stroebel | 57:34 | ||||
| 22 | Alejandro Rodríguez | 57:40 | ||||
| 23 | Teppei Tokuyama | 57:50 | ||||
| 24 | Rik Malcorps | 58:23 | ||||
| 25 | Mohamed Aziz Sebai | 58:54 | ||||
| 26 | Daniil Zubtsov | 59:07 | ||||
| 27 | Mohamed Tarek | 59:42 | ||||
| 28 | Hung Tik Long | 1-00:13 | ||||
| 29 | Chong Xian Hao | 1-00:25 | ||||
| 30 | Zakaria Alkharrat | 1-02:34 | ||||
| 31 | Giannon Eights | 1-02:34 | ||||
| Dominic Pugliese | – |