| Horndean to Kidricevo | 824.99 mi (1,327.70 km) |
| Horndean to Kobarid | 738.41 mi (1,188.36 km) |
| Horndean to Kobilje | 841.31 mi (1,353.95 km) |
| Horndean to Kocevje | 812.70 mi (1,307.92 km) |
| Horndean to Komen | 761.22 mi (1,225.06 km) |
| Horndean to Komenda | 779.28 mi (1,254.13 km) |
| Horndean to Koper | 770.64 mi (1,240.23 km) |
| Horndean to Kostanjevica na Krki | 828.56 mi (1,333.43 km) |
| Horndean to Kostel | 819.76 mi (1,319.27 km) |
| Horndean to Kozje | 826.15 mi (1,329.56 km) |
| Horndean to Kranj | 771.26 mi (1,241.23 km) |
| Horndean to Kranjska Gora | 738.62 mi (1,188.69 km) |
| Horndean to Krizevci | 834.30 mi (1,342.67 km) |
| Horndean to Krsko | 827.31 mi (1,331.43 km) |
| Horndean to Kuzma | 823.48 mi (1,325.26 km) |
