| Cities | Distance |
|---|---|
| Sliven to Kastoria | 301.48 mi (485.19 km) |
| Sliven to Katerini | 259.29 mi (417.29 km) |
| Sliven to Keratsini | 355.87 mi (572.71 km) |
| Sliven to Kerkyra | 394.73 mi (635.26 km) |
| Sliven to Kiato | 373.90 mi (601.74 km) |
| Sliven to Kifisia | 344.28 mi (554.06 km) |
| Sliven to Kilkis | 213.62 mi (343.79 km) |
| Sliven to Komotini | 119.12 mi (191.70 km) |
| Sliven to Korinthos | 373.65 mi (601.33 km) |
| Sliven to Koropi | 354.97 mi (571.27 km) |
| Sliven to Korydallos | 354.11 mi (569.88 km) |
| Sliven to Kos | 405.86 mi (653.17 km) |
| Sliven to Kozani | 287.28 mi (462.33 km) |
| Sliven to Lagos | 130.40 mi (209.87 km) |
| Sliven to Lamia | 331.50 mi (533.50 km) |