| Bougival to Somma Lombardo | 377.83 mi (608.05 km) |
| Bougival to Somma Vesuviana | 815.20 mi (1,311.94 km) |
| Bougival to Sommacampagna | 473.87 mi (762.62 km) |
| Bougival to Sona | 471.93 mi (759.50 km) |
| Bougival to Sondrio | 405.70 mi (652.91 km) |
| Bougival to Sora | 743.64 mi (1,196.78 km) |
| Bougival to Sorbolo | 480.43 mi (773.17 km) |
| Bougival to Soresina | 438.99 mi (706.48 km) |
| Bougival to Sorisole | 412.93 mi (664.55 km) |
| Bougival to Sorrento | 825.36 mi (1,328.28 km) |
| Bougival to Sorso | 639.88 mi (1,029.79 km) |
| Bougival to Sortino | 1,035.10 mi (1,665.83 km) |
| Bougival to Soverato Marina | 1,002.68 mi (1,613.65 km) |
| Bougival to Sovicille | 581.28 mi (935.48 km) |
| Bougival to Spello | 647.89 mi (1,042.68 km) |
