| Kostinbrod to Settimo Torinese | 783.41 mi (1,260.78 km) |
| Kostinbrod to Seveso | 722.80 mi (1,163.24 km) |
| Kostinbrod to Sezze | 527.43 mi (848.81 km) |
| Kostinbrod to Siano | 460.19 mi (740.60 km) |
| Kostinbrod to Siena | 600.42 mi (966.27 km) |
| Kostinbrod to Signa | 612.37 mi (985.51 km) |
| Kostinbrod to Silea | 574.47 mi (924.52 km) |
| Kostinbrod to Silvi Paese | 462.34 mi (744.07 km) |
| Kostinbrod to Sinalunga | 580.32 mi (933.93 km) |
| Kostinbrod to Siniscola | 713.69 mi (1,148.57 km) |
| Kostinbrod to Sinnai | 768.29 mi (1,236.45 km) |
| Kostinbrod to Siracusa | 577.54 mi (929.46 km) |
| Kostinbrod to Solaro | 724.99 mi (1,166.75 km) |
| Kostinbrod to Soliera | 626.78 mi (1,008.70 km) |
| Kostinbrod to Solofra | 451.82 mi (727.13 km) |
