| 2008 Tour de San Luis | |
| Date: | January 22 - January 27 |
| Stages: | 5 |
| Distance: | 622 |
| Unit: | km |
| Time: | 15h 31' 21" |
| Speed: | 42.439 |
| First: | Martín Garrido |
| First Nat: | ARG |
| Second: | Gerardo Fernández |
| Second Nat: | ARG |
| Third: | Jorge Giacinti |
| Third Nat: | ARG |
| Previous: | 2007 |
| Next: | 2009 |
The 2008 Tour de San Luis was a men's road cycling race held from 22 to January 27, 2008 in Argentina. The second edition of this road racing event was a multiple stage race with a prologue, five stages and a total length of 622 kilometres.
| Stage | Date | Start | Finish | Distance | Stage Top 3 | |
| P | 22 January | 3.5 km |  Martín Garrido Fernando Antogna Alejandro Borrajo | |||
| 1 | 23 January | 168.4 km | Juan José Haedo Maximiliano Richeze Gil Cordovés | |||
| 2 | 24 January | 168.7 km | Maximiliano Richeze Martín Garrido Alejandro Alberto Borrajo | |||
| 3 | 25 January | 19.8 km | Martín Garrido Juan Guillermo Brunetta Matías Médici | |||
| 4 | 26 January | 157.1 km |  Carlos José Ochoa Beñat Intxausti José Serpa | |||
| 5 | 27 January | 144.5 km | Juan José Haedo Maximiliano Richeze Gil Cordoves |
| Pos | Rider | Time | |
| 1 | 15:31.21 | ||
| 2 | + 1.06 | ||
| 3 | + 1.09 | ||
| 4 | + 1.10 | ||
| 5 | + 1.11 | ||
| 6 | + 1.22 | ||
| 7 | + 1.23 | ||
| 8 | + 1.28 | ||
| 9 | + 1.46 | ||
| 10 | + 1.51 |