| Grunstadt to Grevena | 920.23 mi (1,480.97 km) |
| Grunstadt to Ialysos | 1,350.76 mi (2,173.84 km) |
| Grunstadt to Ilion | 1,107.16 mi (1,781.81 km) |
| Grunstadt to Ilioupoli | 1,114.25 mi (1,793.21 km) |
| Grunstadt to Ioannina | 923.58 mi (1,486.35 km) |
| Grunstadt to Irakleio | 1,303.28 mi (2,097.43 km) |
| Grunstadt to Irakleio | 1,108.55 mi (1,784.04 km) |
| Grunstadt to Kaisariani | 1,112.65 mi (1,790.64 km) |
| Grunstadt to Kalamaria | 948.63 mi (1,526.68 km) |
| Grunstadt to Kalamata | 1,110.33 mi (1,786.90 km) |
| Grunstadt to Kallithea | 1,111.64 mi (1,789.01 km) |
| Grunstadt to Kalymnos | 1,278.39 mi (2,057.37 km) |
| Grunstadt to Kalyvia Thorikou | 1,125.33 mi (1,811.05 km) |
| Grunstadt to Kamatero | 1,106.16 mi (1,780.19 km) |
| Grunstadt to Karditsa | 975.02 mi (1,569.15 km) |
