| Smolyan to Sevnica | 558.97 mi (899.57 km) |
| Smolyan to Sezana | 611.01 mi (983.32 km) |
| Smolyan to Skocjan | 556.02 mi (894.83 km) |
| Smolyan to Skofja Loka | 606.27 mi (975.70 km) |
| Smolyan to Skofljica | 588.79 mi (947.57 km) |
| Smolyan to Slovenj Gradec | 585.95 mi (943.00 km) |
| Smolyan to Slovenska Bistrica | 561.62 mi (903.85 km) |
| Smolyan to Slovenske Konjice | 565.79 mi (910.54 km) |
| Smolyan to Smarje | 557.91 mi (897.87 km) |
| Smolyan to Smarjeske Toplice | 557.48 mi (897.17 km) |
| Smolyan to Smartno | 579.30 mi (932.30 km) |
| Smolyan to Smartno | 581.37 mi (935.62 km) |
| Smolyan to Sodrazica | 579.27 mi (932.25 km) |
| Smolyan to Solcava | 598.53 mi (963.24 km) |
| Smolyan to Sostanj | 582.51 mi (937.46 km) |
