| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Madonie Targa Florio | 1908.05.18 | Isotta-Fraschini | Isotta-Fracchini | |
| 2 |  St. Petersburg-Moskwa | 1908.06.01 | Benz GP |  | |
| 3 | Bologna Coppa Florio | 1908.09.06 | FIAT 100hp | FIAT SpA | |
| 4 | Bologna Targa Bologna | 1908.09.07 | Berliet 40hp |  Berliet | |
| 5 |  Long Island Vanderbilt Cup | 1908.10.24 | Locomobile | | |
| 6 | Savannah Grand Prix Stanów Zjednoczonych | 1908.11.26 | FIAT 100hp | FIAT SpA |