| Saint-Germain-en-Laye to Somma Lombardo | 380.84 mi (612.90 km) |
| Saint-Germain-en-Laye to Somma Vesuviana | 818.28 mi (1,316.89 km) |
| Saint-Germain-en-Laye to Sommacampagna | 476.78 mi (767.31 km) |
| Saint-Germain-en-Laye to Sona | 474.84 mi (764.18 km) |
| Saint-Germain-en-Laye to Sondrio | 408.56 mi (657.51 km) |
| Saint-Germain-en-Laye to Sora | 746.71 mi (1,201.72 km) |
| Saint-Germain-en-Laye to Sorbolo | 483.43 mi (778.00 km) |
| Saint-Germain-en-Laye to Soresina | 441.98 mi (711.30 km) |
| Saint-Germain-en-Laye to Sorisole | 415.87 mi (669.28 km) |
| Saint-Germain-en-Laye to Sorrento | 828.44 mi (1,333.25 km) |
| Saint-Germain-en-Laye to Sorso | 642.96 mi (1,034.75 km) |
| Saint-Germain-en-Laye to Sortino | 1,038.23 mi (1,670.86 km) |
| Saint-Germain-en-Laye to Soverato Marina | 1,005.76 mi (1,618.62 km) |
| Saint-Germain-en-Laye to Sovicille | 584.36 mi (940.43 km) |
| Saint-Germain-en-Laye to Spello | 650.93 mi (1,047.57 km) |
