| Gengenbach to Kastoria | 848.59 mi (1,365.67 km) |
| Gengenbach to Katerini | 907.46 mi (1,460.41 km) |
| Gengenbach to Keratsini | 1,062.70 mi (1,710.25 km) |
| Gengenbach to Kerkyra | 845.23 mi (1,360.27 km) |
| Gengenbach to Kiato | 1,029.04 mi (1,656.08 km) |
| Gengenbach to Kifisia | 1,064.14 mi (1,712.57 km) |
| Gengenbach to Kilkis | 888.95 mi (1,430.63 km) |
| Gengenbach to Komotini | 988.28 mi (1,590.48 km) |
| Gengenbach to Korinthos | 1,039.14 mi (1,672.33 km) |
| Gengenbach to Koropi | 1,075.54 mi (1,730.91 km) |
| Gengenbach to Korydallos | 1,063.07 mi (1,710.85 km) |
| Gengenbach to Kos | 1,255.27 mi (2,020.16 km) |
| Gengenbach to Kozani | 878.51 mi (1,413.82 km) |
| Gengenbach to Lagos | 973.32 mi (1,566.41 km) |
| Gengenbach to Lamia | 971.88 mi (1,564.09 km) |
