| Cities | Distance |
|---|---|
| Ustron to Karlovo | 566.38 mi (911.50 km) |
| Ustron to Karnobat | 625.77 mi (1,007.07 km) |
| Ustron to Kavarna | 626.09 mi (1,007.60 km) |
| Ustron to Kazanlak | 582.76 mi (937.87 km) |
| Ustron to Knezha | 496.96 mi (799.78 km) |
| Ustron to Kostinbrod | 521.04 mi (838.54 km) |
| Ustron to Kozloduy | 471.45 mi (758.73 km) |
| Ustron to Kyustendil | 546.16 mi (878.96 km) |
| Ustron to Levski | 531.47 mi (855.31 km) |
| Ustron to Lom | 457.72 mi (736.63 km) |
| Ustron to Lovech | 534.48 mi (860.16 km) |
| Ustron to Lukovit | 517.23 mi (832.41 km) |
| Ustron to Lyaskovets | 562.84 mi (905.80 km) |
| Ustron to Mezdra | 509.83 mi (820.50 km) |
| Ustron to Momchilgrad | 648.83 mi (1,044.20 km) |