| Cities | Distance |
|---|---|
| Bonn to Novi di Modena | 440.21 mi (708.45 km) |
| Bonn to Novi Ligure | 420.10 mi (676.09 km) |
| Bonn to Nuoro | 727.70 mi (1,171.12 km) |
| Bonn to Occhiobello | 451.96 mi (727.36 km) |
| Bonn to Oderzo | 422.40 mi (679.79 km) |
| Bonn to Oggiono | 357.28 mi (574.99 km) |
| Bonn to Olbia | 687.93 mi (1,107.12 km) |
| Bonn to Oleggio | 361.62 mi (581.98 km) |
| Bonn to Olgiate Comasco | 352.60 mi (567.45 km) |
| Bonn to Olgiate Olona | 361.80 mi (582.25 km) |
| Bonn to Omegna | 340.78 mi (548.43 km) |
| Bonn to Opera | 382.31 mi (615.27 km) |
| Bonn to Oppeano | 420.01 mi (675.94 km) |
| Bonn to Orbassano | 396.14 mi (637.53 km) |
| Bonn to Orbetello | 605.17 mi (973.92 km) |