| Erkrath to Kastoria | 1,008.42 mi (1,622.90 km) |
| Erkrath to Katerini | 1,062.50 mi (1,709.92 km) |
| Erkrath to Keratsini | 1,224.78 mi (1,971.10 km) |
| Erkrath to Kerkyra | 1,016.74 mi (1,636.29 km) |
| Erkrath to Kiato | 1,194.80 mi (1,922.84 km) |
| Erkrath to Kifisia | 1,224.78 mi (1,971.09 km) |
| Erkrath to Kilkis | 1,037.34 mi (1,669.44 km) |
| Erkrath to Komotini | 1,122.95 mi (1,807.22 km) |
| Erkrath to Korinthos | 1,204.42 mi (1,938.33 km) |
| Erkrath to Koropi | 1,236.78 mi (1,990.41 km) |
| Erkrath to Korydallos | 1,224.93 mi (1,971.33 km) |
| Erkrath to Kos | 1,406.88 mi (2,264.16 km) |
| Erkrath to Kozani | 1,037.00 mi (1,668.89 km) |
| Erkrath to Lagos | 1,110.16 mi (1,786.64 km) |
| Erkrath to Lamia | 1,134.90 mi (1,826.44 km) |
