| Konstanz to Grevena | 802.23 mi (1,291.06 km) |
| Konstanz to Ialysos | 1,239.75 mi (1,995.19 km) |
| Konstanz to Ilion | 988.86 mi (1,591.42 km) |
| Konstanz to Ilioupoli | 995.77 mi (1,602.54 km) |
| Konstanz to Ioannina | 802.05 mi (1,290.78 km) |
| Konstanz to Irakleio | 1,181.46 mi (1,901.38 km) |
| Konstanz to Irakleio | 990.50 mi (1,594.06 km) |
| Konstanz to Kaisariani | 994.31 mi (1,600.19 km) |
| Konstanz to Kalamaria | 838.07 mi (1,348.74 km) |
| Konstanz to Kalamata | 984.81 mi (1,584.90 km) |
| Konstanz to Kallithea | 993.07 mi (1,598.20 km) |
| Konstanz to Kalymnos | 1,166.04 mi (1,876.57 km) |
| Konstanz to Kalyvia Thorikou | 1,007.02 mi (1,620.64 km) |
| Konstanz to Kamatero | 987.97 mi (1,589.99 km) |
| Konstanz to Karditsa | 855.85 mi (1,377.36 km) |
