| Cities | Distance |
|---|---|
| Kastamonu to Karlovo | 468.47 mi (753.94 km) |
| Kastamonu to Karnobat | 359.31 mi (578.26 km) |
| Kastamonu to Kavarna | 311.86 mi (501.89 km) |
| Kastamonu to Kazanlak | 438.38 mi (705.50 km) |
| Kastamonu to Knezha | 515.23 mi (829.18 km) |
| Kastamonu to Kostinbrod | 550.06 mi (885.24 km) |
| Kastamonu to Kozloduy | 536.92 mi (864.09 km) |
| Kastamonu to Kyustendil | 574.12 mi (923.96 km) |
| Kastamonu to Levski | 461.87 mi (743.31 km) |
| Kastamonu to Lom | 561.60 mi (903.81 km) |
| Kastamonu to Lovech | 478.68 mi (770.35 km) |
| Kastamonu to Lukovit | 506.76 mi (815.56 km) |
| Kastamonu to Lyaskovets | 428.94 mi (690.31 km) |
| Kastamonu to Mezdra | 529.25 mi (851.75 km) |
| Kastamonu to Momchilgrad | 432.86 mi (696.63 km) |