| Bonn to Kamenz | 306.48 mi (493.23 km) |
| Bonn to Kamp-Lintfort | 58.40 mi (93.98 km) |
| Bonn to Kandel | 124.06 mi (199.66 km) |
| Bonn to Kappeln | 296.10 mi (476.53 km) |
| Bonn to Karben | 81.10 mi (130.51 km) |
| Bonn to Karlsdorf-Neuthard | 127.65 mi (205.44 km) |
| Bonn to Karlsfeld | 261.96 mi (421.59 km) |
| Bonn to Karlsruhe | 132.52 mi (213.27 km) |
| Bonn to Kassel | 111.71 mi (179.77 km) |
| Bonn to Kaufbeuren | 253.01 mi (407.19 km) |
| Bonn to Kaufering | 249.84 mi (402.08 km) |
| Bonn to Kaufungen | 115.85 mi (186.44 km) |
| Bonn to Kehl | 153.09 mi (246.38 km) |
| Bonn to Kelheim | 246.70 mi (397.03 km) |
| Bonn to Kelkheim (Taunus) | 72.26 mi (116.28 km) |
