| Illescas to Glyka Nera | 1,486.45 mi (2,392.20 km) |
| Illescas to Grevena | 1,330.51 mi (2,141.25 km) |
| Illescas to Ialysos | 1,744.19 mi (2,807.00 km) |
| Illescas to Ilion | 1,477.91 mi (2,378.47 km) |
| Illescas to Ilioupoli | 1,482.27 mi (2,385.48 km) |
| Illescas to Ioannina | 1,304.83 mi (2,099.92 km) |
| Illescas to Irakleio | 1,609.50 mi (2,590.25 km) |
| Illescas to Irakleio | 1,481.15 mi (2,383.68 km) |
| Illescas to Kaisariani | 1,482.10 mi (2,385.21 km) |
| Illescas to Kalamaria | 1,405.22 mi (2,261.48 km) |
| Illescas to Kalamata | 1,412.30 mi (2,272.87 km) |
| Illescas to Kallithea | 1,479.34 mi (2,380.77 km) |
| Illescas to Kalymnos | 1,670.70 mi (2,688.73 km) |
| Illescas to Kalyvia Thorikou | 1,492.81 mi (2,402.44 km) |
| Illescas to Kamatero | 1,478.10 mi (2,378.77 km) |
