| Billdal to Sestu | 1,269.72 mi (2,043.41 km) |
| Billdal to Settimo Torinese | 878.38 mi (1,413.61 km) |
| Billdal to Seveso | 833.46 mi (1,341.33 km) |
| Billdal to Sezze | 1,112.37 mi (1,790.19 km) |
| Billdal to Siano | 1,165.88 mi (1,876.31 km) |
| Billdal to Siena | 985.96 mi (1,586.75 km) |
| Billdal to Signa | 954.17 mi (1,535.58 km) |
| Billdal to Silea | 824.33 mi (1,326.63 km) |
| Billdal to Silvi Paese | 1,043.07 mi (1,678.65 km) |
| Billdal to Sinalunga | 992.67 mi (1,597.55 km) |
| Billdal to Siniscola | 1,179.40 mi (1,898.06 km) |
| Billdal to Sinnai | 1,269.00 mi (2,042.26 km) |
| Billdal to Siracusa | 1,425.64 mi (2,294.35 km) |
| Billdal to Solaro | 835.73 mi (1,344.98 km) |
| Billdal to Soliera | 888.57 mi (1,430.01 km) |
