| Smarjeske Toplice to Karlovo | 523.47 mi (842.44 km) |
| Smarjeske Toplice to Karnobat | 622.68 mi (1,002.11 km) |
| Smarjeske Toplice to Kavarna | 665.16 mi (1,070.47 km) |
| Smarjeske Toplice to Kazanlak | 550.96 mi (886.69 km) |
| Smarjeske Toplice to Knezha | 464.64 mi (747.76 km) |
| Smarjeske Toplice to Kostinbrod | 447.34 mi (719.93 km) |
| Smarjeske Toplice to Kozloduy | 440.92 mi (709.59 km) |
| Smarjeske Toplice to Kyustendil | 445.07 mi (716.27 km) |
| Smarjeske Toplice to Levski | 516.67 mi (831.51 km) |
| Smarjeske Toplice to Lom | 416.93 mi (670.98 km) |
| Smarjeske Toplice to Lovech | 504.09 mi (811.25 km) |
| Smarjeske Toplice to Lukovit | 477.10 mi (767.83 km) |
| Smarjeske Toplice to Lyaskovets | 550.95 mi (886.66 km) |
| Smarjeske Toplice to Mezdra | 457.58 mi (736.41 km) |
| Smarjeske Toplice to Momchilgrad | 589.96 mi (949.45 km) |
