| Cities | Distance |
|---|---|
| Koszeg to Popovo | 545.73 mi (878.27 km) |
| Koszeg to Provadia | 602.53 mi (969.68 km) |
| Koszeg to Radnevo | 577.70 mi (929.71 km) |
| Koszeg to Radomir | 457.16 mi (735.72 km) |
| Koszeg to Rakitovo | 524.90 mi (844.74 km) |
| Koszeg to Rakovski | 541.47 mi (871.40 km) |
| Koszeg to Razgrad | 550.70 mi (886.26 km) |
| Koszeg to Razlog | 509.41 mi (819.82 km) |
| Koszeg to Ruse | 516.24 mi (830.80 km) |
| Koszeg to Samokov | 488.63 mi (786.38 km) |
| Koszeg to Sandanski | 520.60 mi (837.82 km) |
| Koszeg to Sevlievo | 513.61 mi (826.58 km) |
| Koszeg to Shumen | 577.62 mi (929.59 km) |
| Koszeg to Silistra | 562.79 mi (905.72 km) |
| Koszeg to Sliven | 576.80 mi (928.27 km) |