| Montecatini Terme to Karis | 1,240.71 mi (1,996.73 km) |
| Montecatini Terme to Karkkila | 1,277.87 mi (2,056.53 km) |
| Montecatini Terme to Kauhajoki | 1,361.25 mi (2,190.72 km) |
| Montecatini Terme to Kauhava | 1,414.99 mi (2,277.21 km) |
| Montecatini Terme to Kauniainen | 1,268.99 mi (2,042.24 km) |
| Montecatini Terme to Kemi | 1,598.29 mi (2,572.21 km) |
| Montecatini Terme to Kemijarvi | 1,695.55 mi (2,728.73 km) |
| Montecatini Terme to Kempele | 1,560.16 mi (2,510.84 km) |
| Montecatini Terme to Kerava | 1,286.49 mi (2,070.41 km) |
| Montecatini Terme to Keuruu | 1,388.32 mi (2,234.29 km) |
| Montecatini Terme to Kiiminki | 1,577.28 mi (2,538.39 km) |
| Montecatini Terme to Kirkkonummi | 1,257.24 mi (2,023.34 km) |
| Montecatini Terme to Kitee | 1,481.34 mi (2,383.98 km) |
| Montecatini Terme to Kiuruvesi | 1,501.62 mi (2,416.62 km) |
| Montecatini Terme to Kivisto | 1,277.27 mi (2,055.56 km) |
