| Caldas de Montbuy to Karlovo | 1,158.57 mi (1,864.54 km) |
| Caldas de Montbuy to Karnobat | 1,268.85 mi (2,042.01 km) |
| Caldas de Montbuy to Kavarna | 1,332.49 mi (2,144.43 km) |
| Caldas de Montbuy to Kazanlak | 1,188.76 mi (1,913.12 km) |
| Caldas de Montbuy to Knezha | 1,119.38 mi (1,801.46 km) |
| Caldas de Montbuy to Kostinbrod | 1,077.26 mi (1,733.69 km) |
| Caldas de Montbuy to Kozloduy | 1,101.76 mi (1,773.11 km) |
| Caldas de Montbuy to Kyustendil | 1,052.51 mi (1,693.86 km) |
| Caldas de Montbuy to Levski | 1,172.28 mi (1,886.60 km) |
| Caldas de Montbuy to Lom | 1,077.07 mi (1,733.37 km) |
| Caldas de Montbuy to Lovech | 1,152.00 mi (1,853.97 km) |
| Caldas de Montbuy to Lukovit | 1,124.10 mi (1,809.07 km) |
| Caldas de Montbuy to Lyaskovets | 1,202.47 mi (1,935.19 km) |
| Caldas de Montbuy to Mezdra | 1,100.72 mi (1,771.44 km) |
| Caldas de Montbuy to Momchilgrad | 1,197.91 mi (1,927.85 km) |
