| Kazanlak to Somma Lombardo | 852.85 mi (1,372.53 km) |
| Kazanlak to Somma Vesuviana | 577.43 mi (929.28 km) |
| Kazanlak to Sommacampagna | 747.02 mi (1,202.22 km) |
| Kazanlak to Sona | 748.21 mi (1,204.13 km) |
| Kazanlak to Sondrio | 803.52 mi (1,293.14 km) |
| Kazanlak to Sora | 606.14 mi (975.49 km) |
| Kazanlak to Sorbolo | 761.03 mi (1,224.75 km) |
| Kazanlak to Soresina | 793.47 mi (1,276.97 km) |
| Kazanlak to Sorisole | 807.88 mi (1,300.16 km) |
| Kazanlak to Sorrento | 585.39 mi (942.09 km) |
| Kazanlak to Sorso | 875.30 mi (1,408.66 km) |
| Kazanlak to Sortino | 665.41 mi (1,070.88 km) |
| Kazanlak to Soverato Marina | 537.25 mi (864.62 km) |
| Kazanlak to Sovicille | 717.07 mi (1,154.01 km) |
| Kazanlak to Spello | 645.11 mi (1,038.21 km) |
