| Kardzhali to Rybnik | 667.98 mi (1,075.02 km) |
| Kardzhali to Ryki | 708.54 mi (1,140.28 km) |
| Kardzhali to Rypin | 835.30 mi (1,344.29 km) |
| Kardzhali to Rzeszow | 601.30 mi (967.71 km) |
| Kardzhali to Sandomierz | 647.48 mi (1,042.02 km) |
| Kardzhali to Sanok | 566.54 mi (911.76 km) |
| Kardzhali to Sedziszow Malopolski | 607.52 mi (977.70 km) |
| Kardzhali to Sepolno Krajenskie | 892.18 mi (1,435.83 km) |
| Kardzhali to Sidlice | 930.09 mi (1,496.84 km) |
| Kardzhali to Siechnice | 756.65 mi (1,217.71 km) |
| Kardzhali to Siedlce | 740.88 mi (1,192.33 km) |
| Kardzhali to Siemianowice Slaskie | 669.57 mi (1,077.56 km) |
| Kardzhali to Siemiatycze | 753.79 mi (1,213.11 km) |
| Kardzhali to Sieradz | 755.03 mi (1,215.10 km) |
| Kardzhali to Sierpc | 820.22 mi (1,320.01 km) |
