| Cities | Distance |
|---|---|
| Sliven to Kobarid | 674.47 mi (1,085.46 km) |
| Sliven to Kobilje | 560.42 mi (901.91 km) |
| Sliven to Kocevje | 603.69 mi (971.54 km) |
| Sliven to Komen | 658.42 mi (1,059.63 km) |
| Sliven to Komenda | 629.88 mi (1,013.69 km) |
| Sliven to Koper | 654.82 mi (1,053.83 km) |
| Sliven to Kostanjevica na Krki | 581.69 mi (936.14 km) |
| Sliven to Kostel | 598.87 mi (963.80 km) |
| Sliven to Kozje | 580.74 mi (934.61 km) |
| Sliven to Kranj | 638.26 mi (1,027.18 km) |
| Sliven to Kranjska Gora | 669.99 mi (1,078.24 km) |
| Sliven to Krizevci | 567.83 mi (913.84 km) |
| Sliven to Krsko | 581.31 mi (935.53 km) |
| Sliven to Kuzma | 578.22 mi (930.56 km) |
| Sliven to Lasko | 597.10 mi (960.94 km) |