| Montecatini Terme to Karlovo | 710.52 mi (1,143.47 km) |
| Montecatini Terme to Karnobat | 819.00 mi (1,318.05 km) |
| Montecatini Terme to Kavarna | 876.78 mi (1,411.04 km) |
| Montecatini Terme to Kazanlak | 740.40 mi (1,191.56 km) |
| Montecatini Terme to Knezha | 664.87 mi (1,070.01 km) |
| Montecatini Terme to Kostinbrod | 629.02 mi (1,012.31 km) |
| Montecatini Terme to Kozloduy | 645.43 mi (1,038.71 km) |
| Montecatini Terme to Kyustendil | 610.64 mi (982.72 km) |
| Montecatini Terme to Levski | 718.30 mi (1,156.00 km) |
| Montecatini Terme to Lom | 620.54 mi (998.67 km) |
| Montecatini Terme to Lovech | 699.93 mi (1,126.43 km) |
| Montecatini Terme to Lukovit | 671.82 mi (1,081.20 km) |
| Montecatini Terme to Lyaskovets | 750.08 mi (1,207.14 km) |
| Montecatini Terme to Mezdra | 649.11 mi (1,044.64 km) |
| Montecatini Terme to Momchilgrad | 759.99 mi (1,223.09 km) |
