| Sonsbeck to Grevena | 1,072.25 mi (1,725.61 km) |
| Sonsbeck to Ialysos | 1,496.46 mi (2,408.32 km) |
| Sonsbeck to Ilion | 1,258.75 mi (2,025.76 km) |
| Sonsbeck to Ilioupoli | 1,265.93 mi (2,037.32 km) |
| Sonsbeck to Ioannina | 1,077.75 mi (1,734.47 km) |
| Sonsbeck to Irakleio | 1,456.77 mi (2,344.45 km) |
| Sonsbeck to Irakleio | 1,259.97 mi (2,027.72 km) |
| Sonsbeck to Kaisariani | 1,264.25 mi (2,034.61 km) |
| Sonsbeck to Kalamaria | 1,095.59 mi (1,763.18 km) |
| Sonsbeck to Kalamata | 1,266.48 mi (2,038.20 km) |
| Sonsbeck to Kallithea | 1,263.39 mi (2,033.23 km) |
| Sonsbeck to Kalymnos | 1,425.29 mi (2,293.79 km) |
| Sonsbeck to Kalyvia Thorikou | 1,276.87 mi (2,054.93 km) |
| Sonsbeck to Kamatero | 1,257.66 mi (2,024.01 km) |
| Sonsbeck to Karditsa | 1,127.58 mi (1,814.66 km) |
