| Kastamonu to Kocaeli | 205.42 mi (330.59 km) |
| Kastamonu to Konak | 407.18 mi (655.29 km) |
| Kastamonu to Konakli | 346.40 mi (557.48 km) |
| Kastamonu to Konya | 252.06 mi (405.66 km) |
| Kastamonu to Koprukoy | 434.89 mi (699.89 km) |
| Kastamonu to Korfez | 214.50 mi (345.21 km) |
| Kastamonu to Korkut | 460.73 mi (741.47 km) |
| Kastamonu to Kose | 317.62 mi (511.16 km) |
| Kastamonu to Kovancilar | 370.57 mi (596.38 km) |
| Kastamonu to Koyulhisar | 224.44 mi (361.20 km) |
| Kastamonu to Kozan | 291.98 mi (469.89 km) |
| Kastamonu to Kozlu | 105.09 mi (169.12 km) |
| Kastamonu to Kozluk | 464.63 mi (747.75 km) |
| Kastamonu to Kucuk Dalyan | 378.98 mi (609.91 km) |
| Kastamonu to Kucukcekmece | 260.02 mi (418.46 km) |
