| Asenovgrad to Somma Lombardo | 842.71 mi (1,356.22 km) |
| Asenovgrad to Somma Vesuviana | 545.58 mi (878.03 km) |
| Asenovgrad to Sommacampagna | 736.91 mi (1,185.94 km) |
| Asenovgrad to Sona | 738.24 mi (1,188.08 km) |
| Asenovgrad to Sondrio | 796.05 mi (1,281.12 km) |
| Asenovgrad to Sora | 578.81 mi (931.50 km) |
| Asenovgrad to Sorbolo | 748.25 mi (1,204.19 km) |
| Asenovgrad to Soresina | 782.30 mi (1,258.99 km) |
| Asenovgrad to Sorisole | 798.48 mi (1,285.03 km) |
| Asenovgrad to Sorrento | 552.50 mi (889.17 km) |
| Asenovgrad to Sorso | 847.04 mi (1,363.18 km) |
| Asenovgrad to Sortino | 621.00 mi (999.40 km) |
| Asenovgrad to Soverato Marina | 494.48 mi (795.79 km) |
| Asenovgrad to Sovicille | 697.54 mi (1,122.58 km) |
| Asenovgrad to Spello | 624.23 mi (1,004.61 km) |
