| Natchitoches to Kidricevo | 5,457.68 mi (8,783.29 km) |
| Natchitoches to Kobarid | 5,376.30 mi (8,652.32 km) |
| Natchitoches to Kobilje | 5,469.85 mi (8,802.88 km) |
| Natchitoches to Kocevje | 5,450.65 mi (8,771.98 km) |
| Natchitoches to Komen | 5,399.67 mi (8,689.94 km) |
| Natchitoches to Komenda | 5,415.96 mi (8,716.14 km) |
| Natchitoches to Koper | 5,409.18 mi (8,705.23 km) |
| Natchitoches to Kostanjevica na Krki | 5,465.11 mi (8,795.25 km) |
| Natchitoches to Kostel | 5,457.92 mi (8,783.67 km) |
| Natchitoches to Kozje | 5,461.42 mi (8,789.30 km) |
| Natchitoches to Kranj | 5,408.13 mi (8,703.54 km) |
| Natchitoches to Kranjska Gora | 5,375.48 mi (8,650.99 km) |
| Natchitoches to Krizevci | 5,464.75 mi (8,794.67 km) |
| Natchitoches to Krsko | 5,463.33 mi (8,792.38 km) |
| Natchitoches to Kuzma | 5,451.83 mi (8,773.87 km) |
