| Leichlingen to Grevena | 1,028.96 mi (1,655.96 km) |
| Leichlingen to Ialysos | 1,454.13 mi (2,340.19 km) |
| Leichlingen to Ilion | 1,215.54 mi (1,956.23 km) |
| Leichlingen to Ilioupoli | 1,222.71 mi (1,967.77 km) |
| Leichlingen to Ioannina | 1,034.24 mi (1,664.44 km) |
| Leichlingen to Irakleio | 1,413.36 mi (2,274.59 km) |
| Leichlingen to Irakleio | 1,216.78 mi (1,958.22 km) |
| Leichlingen to Kaisariani | 1,221.04 mi (1,965.08 km) |
| Leichlingen to Kalamaria | 1,052.98 mi (1,694.62 km) |
| Leichlingen to Kalamata | 1,222.80 mi (1,967.90 km) |
| Leichlingen to Kallithea | 1,220.17 mi (1,963.67 km) |
| Leichlingen to Kalymnos | 1,382.76 mi (2,225.34 km) |
| Leichlingen to Kalyvia Thorikou | 1,233.68 mi (1,985.41 km) |
| Leichlingen to Kamatero | 1,214.47 mi (1,954.50 km) |
| Leichlingen to Karditsa | 1,084.24 mi (1,744.92 km) |
