| Cities | Distance |
|---|---|
| Diest to Novi di Modena | 500.08 mi (804.80 km) |
| Diest to Novi Ligure | 463.50 mi (745.93 km) |
| Diest to Nuoro | 765.21 mi (1,231.48 km) |
| Diest to Occhiobello | 516.08 mi (830.56 km) |
| Diest to Oderzo | 495.39 mi (797.25 km) |
| Diest to Oggiono | 409.79 mi (659.49 km) |
| Diest to Olbia | 727.37 mi (1,170.59 km) |
| Diest to Oleggio | 406.73 mi (654.57 km) |
| Diest to Olgiate Comasco | 401.65 mi (646.39 km) |
| Diest to Olgiate Olona | 409.40 mi (658.86 km) |
| Diest to Omegna | 384.81 mi (619.28 km) |
| Diest to Opera | 431.80 mi (694.92 km) |
| Diest to Oppeano | 483.57 mi (778.24 km) |
| Diest to Orbassano | 428.62 mi (689.80 km) |
| Diest to Orbetello | 658.07 mi (1,059.06 km) |