| Cities | Distance |
|---|---|
| Koszeg to Karlovo | 518.90 mi (835.09 km) |
| Koszeg to Karnobat | 605.26 mi (974.08 km) |
| Koszeg to Kavarna | 632.38 mi (1,017.71 km) |
| Koszeg to Kazanlak | 542.81 mi (873.58 km) |
| Koszeg to Knezha | 452.69 mi (728.54 km) |
| Koszeg to Kostinbrod | 452.61 mi (728.41 km) |
| Koszeg to Kozloduy | 426.81 mi (686.88 km) |
| Koszeg to Kyustendil | 462.68 mi (744.61 km) |
| Koszeg to Levski | 499.98 mi (804.63 km) |
| Koszeg to Lom | 405.72 mi (652.95 km) |
| Koszeg to Lovech | 493.34 mi (793.95 km) |
| Koszeg to Lukovit | 469.18 mi (755.07 km) |
| Koszeg to Lyaskovets | 534.53 mi (860.25 km) |
| Koszeg to Mezdra | 453.89 mi (730.46 km) |
| Koszeg to Momchilgrad | 594.62 mi (956.96 km) |