| Erkelenz to Kastoria | 1,021.74 mi (1,644.33 km) |
| Erkelenz to Katerini | 1,076.73 mi (1,732.82 km) |
| Erkelenz to Keratsini | 1,237.91 mi (1,992.23 km) |
| Erkelenz to Kerkyra | 1,027.74 mi (1,653.99 km) |
| Erkelenz to Kiato | 1,207.18 mi (1,942.77 km) |
| Erkelenz to Kifisia | 1,238.18 mi (1,992.65 km) |
| Erkelenz to Kilkis | 1,052.62 mi (1,694.04 km) |
| Erkelenz to Komotini | 1,140.34 mi (1,835.20 km) |
| Erkelenz to Korinthos | 1,216.91 mi (1,958.43 km) |
| Erkelenz to Koropi | 1,250.08 mi (2,011.81 km) |
| Erkelenz to Korydallos | 1,238.10 mi (1,992.53 km) |
| Erkelenz to Kos | 1,422.01 mi (2,288.50 km) |
| Erkelenz to Kozani | 1,050.59 mi (1,690.76 km) |
| Erkelenz to Lagos | 1,127.24 mi (1,814.12 km) |
| Erkelenz to Lamia | 1,147.76 mi (1,847.15 km) |
