| Franconville to Somma Lombardo | 379.13 mi (610.15 km) |
| Franconville to Somma Vesuviana | 817.24 mi (1,315.23 km) |
| Franconville to Sommacampagna | 474.15 mi (763.07 km) |
| Franconville to Sona | 472.18 mi (759.89 km) |
| Franconville to Sondrio | 405.55 mi (652.68 km) |
| Franconville to Sora | 745.57 mi (1,199.89 km) |
| Franconville to Sorbolo | 481.55 mi (774.98 km) |
| Franconville to Soresina | 439.99 mi (708.09 km) |
| Franconville to Sorisole | 413.50 mi (665.46 km) |
| Franconville to Sorrento | 827.56 mi (1,331.82 km) |
| Franconville to Sorso | 645.01 mi (1,038.04 km) |
| Franconville to Sortino | 1,038.48 mi (1,671.28 km) |
| Franconville to Soverato Marina | 1,004.89 mi (1,617.22 km) |
| Franconville to Sovicille | 583.36 mi (938.83 km) |
| Franconville to Spello | 649.43 mi (1,045.15 km) |
