| Illescas to Karditsa | 1,364.25 mi (2,195.55 km) |
| Illescas to Kastoria | 1,318.13 mi (2,121.33 km) |
| Illescas to Katerini | 1,384.75 mi (2,228.54 km) |
| Illescas to Keratsini | 1,474.66 mi (2,373.23 km) |
| Illescas to Kerkyra | 1,256.39 mi (2,021.97 km) |
| Illescas to Kiato | 1,428.14 mi (2,298.37 km) |
| Illescas to Kifisia | 1,483.22 mi (2,387.01 km) |
| Illescas to Kilkis | 1,397.56 mi (2,249.16 km) |
| Illescas to Komotini | 1,528.57 mi (2,460.00 km) |
| Illescas to Korinthos | 1,438.75 mi (2,315.45 km) |
| Illescas to Koropi | 1,489.35 mi (2,396.87 km) |
| Illescas to Korydallos | 1,476.13 mi (2,375.60 km) |
| Illescas to Kos | 1,686.65 mi (2,714.41 km) |
| Illescas to Kozani | 1,347.02 mi (2,167.82 km) |
| Illescas to Lagos | 1,508.62 mi (2,427.88 km) |
