| Erkelenz to Grevena | 1,050.25 mi (1,690.21 km) |
| Erkelenz to Ialysos | 1,477.52 mi (2,377.84 km) |
| Erkelenz to Ilion | 1,237.02 mi (1,990.80 km) |
| Erkelenz to Ilioupoli | 1,244.16 mi (2,002.28 km) |
| Erkelenz to Ioannina | 1,054.61 mi (1,697.24 km) |
| Erkelenz to Irakleio | 1,434.09 mi (2,307.95 km) |
| Erkelenz to Irakleio | 1,238.33 mi (1,992.90 km) |
| Erkelenz to Kaisariani | 1,242.52 mi (1,999.64 km) |
| Erkelenz to Kalamaria | 1,075.95 mi (1,731.57 km) |
| Erkelenz to Kalamata | 1,242.21 mi (1,999.15 km) |
| Erkelenz to Kallithea | 1,241.59 mi (1,998.14 km) |
| Erkelenz to Kalymnos | 1,405.81 mi (2,262.43 km) |
| Erkelenz to Kalyvia Thorikou | 1,255.18 mi (2,020.01 km) |
| Erkelenz to Kamatero | 1,235.98 mi (1,989.11 km) |
| Erkelenz to Karditsa | 1,105.32 mi (1,778.84 km) |
