| Donaueschingen to Kocaeli | 1,163.56 mi (1,872.56 km) |
| Donaueschingen to Konak | 1,141.63 mi (1,837.27 km) |
| Donaueschingen to Konakli | 1,421.53 mi (2,287.73 km) |
| Donaueschingen to Konya | 1,390.90 mi (2,238.44 km) |
| Donaueschingen to Koprukoy | 1,732.83 mi (2,788.72 km) |
| Donaueschingen to Korfez | 1,154.65 mi (1,858.23 km) |
| Donaueschingen to Korkut | 1,772.53 mi (2,852.61 km) |
| Donaueschingen to Kose | 1,622.83 mi (2,611.70 km) |
| Donaueschingen to Kovancilar | 1,685.75 mi (2,712.96 km) |
| Donaueschingen to Koyulhisar | 1,536.23 mi (2,472.32 km) |
| Donaueschingen to Kozan | 1,552.97 mi (2,499.26 km) |
| Donaueschingen to Kozlu | 1,221.57 mi (1,965.93 km) |
| Donaueschingen to Kozluk | 1,779.37 mi (2,863.62 km) |
| Donaueschingen to Kucuk Dalyan | 1,621.03 mi (2,608.80 km) |
| Donaueschingen to Kucukcekmece | 1,105.50 mi (1,779.13 km) |
