| Constanta to Kothen | 930.78 mi (1,497.94 km) |
| Constanta to Kranenburg | 1,164.95 mi (1,874.81 km) |
| Constanta to Krefeld | 1,132.51 mi (1,822.60 km) |
| Constanta to Kressbronn am Bodensee | 942.98 mi (1,517.58 km) |
| Constanta to Kreuzau | 1,124.35 mi (1,809.46 km) |
| Constanta to Kreuztal | 1,067.01 mi (1,717.19 km) |
| Constanta to Kriftel | 1,028.27 mi (1,654.83 km) |
| Constanta to Kronach | 911.34 mi (1,466.66 km) |
| Constanta to Kronberg | 1,028.75 mi (1,655.61 km) |
| Constanta to Kronshagen | 1,086.55 mi (1,748.64 km) |
| Constanta to Krumbach | 915.26 mi (1,472.97 km) |
| Constanta to Kulmbach | 903.56 mi (1,454.13 km) |
| Constanta to Kummersbruck | 868.96 mi (1,398.46 km) |
| Constanta to Kunzell | 985.33 mi (1,585.74 km) |
| Constanta to Kunzelsau | 961.41 mi (1,547.24 km) |
