| Cities | Distance |
|---|---|
| Bonn to Oestrich-Winkel | 64.34 mi (103.55 km) |
| Bonn to Offenburg | 160.99 mi (259.09 km) |
| Bonn to Oftersheim | 114.90 mi (184.92 km) |
| Bonn to Ohrdruf | 158.83 mi (255.60 km) |
| Bonn to Ohringen | 150.32 mi (241.92 km) |
| Bonn to Olbernhau | 272.74 mi (438.94 km) |
| Bonn to Olching | 257.78 mi (414.85 km) |
| Bonn to Oldenburg | 173.18 mi (278.70 km) |
| Bonn to Oldenburg in Holstein | 293.22 mi (471.89 km) |
| Bonn to Olfen | 69.04 mi (111.11 km) |
| Bonn to Olpe | 37.49 mi (60.34 km) |
| Bonn to Olsberg | 73.67 mi (118.55 km) |
| Bonn to Oranienburg | 297.23 mi (478.35 km) |
| Bonn to Ortenberg | 89.72 mi (144.40 km) |
| Bonn to Oschatz | 263.95 mi (424.79 km) |