| Kastav to Karkkila | 1,122.13 mi (1,805.89 km) |
| Kastav to Kauhajoki | 1,218.76 mi (1,961.41 km) |
| Kastav to Kauhava | 1,271.56 mi (2,046.37 km) |
| Kastav to Kauniainen | 1,110.36 mi (1,786.95 km) |
| Kastav to Kemi | 1,457.98 mi (2,346.40 km) |
| Kastav to Kemijarvi | 1,551.10 mi (2,496.25 km) |
| Kastav to Kempele | 1,415.06 mi (2,277.33 km) |
| Kastav to Kerava | 1,127.39 mi (1,814.36 km) |
| Kastav to Keuruu | 1,237.11 mi (1,990.93 km) |
| Kastav to Kiiminki | 1,432.15 mi (2,304.82 km) |
| Kastav to Kirkkonummi | 1,099.27 mi (1,769.11 km) |
| Kastav to Kitee | 1,315.40 mi (2,116.93 km) |
| Kastav to Kiuruvesi | 1,349.67 mi (2,172.09 km) |
| Kastav to Kivisto | 1,118.68 mi (1,800.35 km) |
| Kastav to Klaukkala | 1,120.77 mi (1,803.71 km) |
