| Constanta to Kelkheim (Taunus) | 1,030.02 mi (1,657.66 km) |
| Constanta to Kelsterbach | 1,025.12 mi (1,649.77 km) |
| Constanta to Kemberg | 904.93 mi (1,456.35 km) |
| Constanta to Kempen | 1,139.25 mi (1,833.44 km) |
| Constanta to Kempten | 911.33 mi (1,466.64 km) |
| Constanta to Kenzingen | 1,032.58 mi (1,661.78 km) |
| Constanta to Kerpen | 1,118.03 mi (1,799.29 km) |
| Constanta to Ketsch | 1,013.05 mi (1,630.35 km) |
| Constanta to Kevelaer | 1,150.70 mi (1,851.87 km) |
| Constanta to Kiel | 1,084.28 mi (1,744.98 km) |
| Constanta to Kierspe | 1,087.10 mi (1,749.51 km) |
| Constanta to Kirchhain | 1,024.46 mi (1,648.71 km) |
| Constanta to Kirchheim bei Munchen | 851.65 mi (1,370.59 km) |
| Constanta to Kirchheim unter Teck | 961.82 mi (1,547.90 km) |
| Constanta to Kirchhundem | 1,065.11 mi (1,714.12 km) |
