| Bouguenais to Somma Lombardo | 501.85 mi (807.64 km) |
| Bouguenais to Somma Vesuviana | 906.52 mi (1,458.90 km) |
| Bouguenais to Sommacampagna | 607.28 mi (977.32 km) |
| Bouguenais to Sona | 605.87 mi (975.05 km) |
| Bouguenais to Sondrio | 548.71 mi (883.07 km) |
| Bouguenais to Sora | 839.05 mi (1,350.32 km) |
| Bouguenais to Sorbolo | 600.47 mi (966.37 km) |
| Bouguenais to Soresina | 563.38 mi (906.67 km) |
| Bouguenais to Sorisole | 545.43 mi (877.79 km) |
| Bouguenais to Sorrento | 913.38 mi (1,469.94 km) |
| Bouguenais to Sorso | 670.80 mi (1,079.55 km) |
| Bouguenais to Sortino | 1,094.09 mi (1,760.76 km) |
| Bouguenais to Soverato Marina | 1,086.57 mi (1,748.66 km) |
| Bouguenais to Sovicille | 679.86 mi (1,094.13 km) |
| Bouguenais to Spello | 753.57 mi (1,212.76 km) |
