| Cities | Distance |
|---|---|
| Viadana to Orbetello | 175.30 mi (282.12 km) |
| Viadana to Oria | 472.91 mi (761.08 km) |
| Viadana to Oristano | 360.56 mi (580.26 km) |
| Viadana to Orta Nova | 360.77 mi (580.60 km) |
| Viadana to Orte | 194.23 mi (312.59 km) |
| Viadana to Ortona | 263.26 mi (423.68 km) |
| Viadana to Orvieto | 171.94 mi (276.71 km) |
| Viadana to Orzinuovi | 43.43 mi (69.90 km) |
| Viadana to Osimo | 177.43 mi (285.54 km) |
| Viadana to Ospitaletto | 48.57 mi (78.16 km) |
| Viadana to Ostuni | 460.18 mi (740.59 km) |
| Viadana to Ottaviano | 345.55 mi (556.12 km) |
| Viadana to Ovada | 94.00 mi (151.28 km) |
| Viadana to Ozieri | 309.68 mi (498.39 km) |
| Viadana to Paceco | 491.08 mi (790.31 km) |