| Leiden to Karis | 913.28 mi (1,469.78 km) |
| Leiden to Karkkila | 945.22 mi (1,521.18 km) |
| Leiden to Kauhajoki | 963.16 mi (1,550.05 km) |
| Leiden to Kauhava | 1,014.14 mi (1,632.11 km) |
| Leiden to Kauniainen | 950.60 mi (1,529.84 km) |
| Leiden to Kemi | 1,168.61 mi (1,880.70 km) |
| Leiden to Kemijarvi | 1,273.32 mi (2,049.20 km) |
| Leiden to Kempele | 1,151.04 mi (1,852.42 km) |
| Leiden to Kerava | 967.51 mi (1,557.06 km) |
| Leiden to Keuruu | 1,021.19 mi (1,643.44 km) |
| Leiden to Kiiminki | 1,166.80 mi (1,877.78 km) |
| Leiden to Kirkkonummi | 937.77 mi (1,509.19 km) |
| Leiden to Kitee | 1,169.01 mi (1,881.34 km) |
| Leiden to Kiuruvesi | 1,124.79 mi (1,810.18 km) |
| Leiden to Kivisto | 957.36 mi (1,540.73 km) |
