| Gelsenkirchen to Grevena | 1,045.12 mi (1,681.96 km) |
| Gelsenkirchen to Ialysos | 1,467.72 mi (2,362.06 km) |
| Gelsenkirchen to Ilion | 1,231.41 mi (1,981.77 km) |
| Gelsenkirchen to Ilioupoli | 1,238.62 mi (1,993.37 km) |
| Gelsenkirchen to Ioannina | 1,051.30 mi (1,691.90 km) |
| Gelsenkirchen to Irakleio | 1,429.94 mi (2,301.27 km) |
| Gelsenkirchen to Irakleio | 1,232.59 mi (1,983.65 km) |
| Gelsenkirchen to Kaisariani | 1,236.91 mi (1,990.62 km) |
| Gelsenkirchen to Kalamaria | 1,067.24 mi (1,717.56 km) |
| Gelsenkirchen to Kalamata | 1,240.70 mi (1,996.71 km) |
| Gelsenkirchen to Kallithea | 1,236.10 mi (1,989.31 km) |
| Gelsenkirchen to Kalymnos | 1,396.80 mi (2,247.93 km) |
| Gelsenkirchen to Kalyvia Thorikou | 1,249.52 mi (2,010.91 km) |
| Gelsenkirchen to Kamatero | 1,230.31 mi (1,979.99 km) |
| Gelsenkirchen to Karditsa | 1,100.58 mi (1,771.21 km) |
