| Sonneberg to Grevena | 865.67 mi (1,393.16 km) |
| Sonneberg to Ialysos | 1,279.97 mi (2,059.92 km) |
| Sonneberg to Ilion | 1,050.37 mi (1,690.40 km) |
| Sonneberg to Ilioupoli | 1,057.67 mi (1,702.16 km) |
| Sonneberg to Ioannina | 875.31 mi (1,408.68 km) |
| Sonneberg to Irakleio | 1,250.90 mi (2,013.13 km) |
| Sonneberg to Irakleio | 1,051.31 mi (1,691.92 km) |
| Sonneberg to Kaisariani | 1,055.86 mi (1,699.24 km) |
| Sonneberg to Kalamaria | 881.80 mi (1,419.12 km) |
| Sonneberg to Kalamata | 1,067.46 mi (1,717.90 km) |
| Sonneberg to Kallithea | 1,055.26 mi (1,698.28 km) |
| Sonneberg to Kalymnos | 1,210.19 mi (1,947.61 km) |
| Sonneberg to Kalyvia Thorikou | 1,068.34 mi (1,719.33 km) |
| Sonneberg to Kamatero | 1,049.17 mi (1,688.47 km) |
| Sonneberg to Karditsa | 921.58 mi (1,483.14 km) |
