| Constanta to Kirchlengern | 1,070.32 mi (1,722.52 km) |
| Constanta to Kirchlinteln | 1,066.02 mi (1,715.60 km) |
| Constanta to Kirchseeon | 844.22 mi (1,358.64 km) |
| Constanta to Kirchzarten | 1,022.24 mi (1,645.13 km) |
| Constanta to Kirkel | 1,069.10 mi (1,720.55 km) |
| Constanta to Kissing | 888.19 mi (1,429.40 km) |
| Constanta to Kisslegg | 931.78 mi (1,499.55 km) |
| Constanta to Kitzingen | 948.89 mi (1,527.09 km) |
| Constanta to Kleinblittersdorf | 1,076.13 mi (1,731.86 km) |
| Constanta to Kleve | 1,159.56 mi (1,866.14 km) |
| Constanta to Klipphausen | 847.64 mi (1,364.15 km) |
| Constanta to Klotze | 987.77 mi (1,589.67 km) |
| Constanta to Koblenz | 1,070.40 mi (1,722.64 km) |
| Constanta to Kolbermoor | 832.83 mi (1,340.32 km) |
| Constanta to Kolkwitz | 844.60 mi (1,359.26 km) |
