| Sliven to Kranenburg | 1,136.38 mi (1,828.82 km) |
| Sliven to Krefeld | 1,101.15 mi (1,772.14 km) |
| Sliven to Kressbronn am Bodensee | 881.07 mi (1,417.94 km) |
| Sliven to Kreuzau | 1,087.61 mi (1,750.34 km) |
| Sliven to Kreuztal | 1,035.50 mi (1,666.47 km) |
| Sliven to Kriftel | 989.51 mi (1,592.47 km) |
| Sliven to Kronach | 882.03 mi (1,419.48 km) |
| Sliven to Kronberg | 991.04 mi (1,594.93 km) |
| Sliven to Kronshagen | 1,090.83 mi (1,755.52 km) |
| Sliven to Krumbach | 861.76 mi (1,386.87 km) |
| Sliven to Kulmbach | 873.08 mi (1,405.08 km) |
| Sliven to Kummersbruck | 832.42 mi (1,339.65 km) |
| Sliven to Kunzell | 954.33 mi (1,535.85 km) |
| Sliven to Kunzelsau | 917.41 mi (1,476.43 km) |
| Sliven to Kurort Steinbach-Hallenberg | 927.00 mi (1,491.86 km) |
