| Cities | Distance |
|---|
| Kluczbork to Popovo | 647.23 mi (1,041.61 km) |
| Kluczbork to Provadia | 690.62 mi (1,111.44 km) |
| Kluczbork to Radnevo | 701.94 mi (1,129.66 km) |
| Kluczbork to Radomir | 623.93 mi (1,004.12 km) |
| Kluczbork to Rakitovo | 681.07 mi (1,096.07 km) |
| Kluczbork to Rakovski | 680.07 mi (1,094.47 km) |
| Kluczbork to Razgrad | 644.47 mi (1,037.18 km) |
| Kluczbork to Razlog | 676.19 mi (1,088.22 km) |
| Kluczbork to Ruse | 612.20 mi (985.24 km) |
| Kluczbork to Samokov | 648.39 mi (1,043.49 km) |
| Kluczbork to Sandanski | 693.63 mi (1,116.29 km) |
| Kluczbork to Sevlievo | 638.02 mi (1,026.80 km) |
| Kluczbork to Shumen | 670.52 mi (1,079.10 km) |
| Kluczbork to Silistra | 633.84 mi (1,020.07 km) |
| Kluczbork to Sliven | 689.06 mi (1,108.93 km) |
