| Chalons-en-Champagne to Somma Lombardo | 303.88 mi (489.05 km) |
| Chalons-en-Champagne to Somma Vesuviana | 743.64 mi (1,196.77 km) |
| Chalons-en-Champagne to Sommacampagna | 391.13 mi (629.47 km) |
| Chalons-en-Champagne to Sona | 389.01 mi (626.05 km) |
| Chalons-en-Champagne to Sondrio | 320.76 mi (516.21 km) |
| Chalons-en-Champagne to Sora | 671.47 mi (1,080.63 km) |
| Chalons-en-Champagne to Sorbolo | 403.70 mi (649.69 km) |
| Chalons-en-Champagne to Soresina | 361.76 mi (582.20 km) |
| Chalons-en-Champagne to Sorisole | 332.81 mi (535.61 km) |
| Chalons-en-Champagne to Sorrento | 755.04 mi (1,215.12 km) |
| Chalons-en-Champagne to Sorso | 600.04 mi (965.67 km) |
| Chalons-en-Champagne to Sortino | 974.47 mi (1,568.27 km) |
| Chalons-en-Champagne to Soverato Marina | 931.94 mi (1,499.82 km) |
| Chalons-en-Champagne to Sovicille | 511.33 mi (822.91 km) |
| Chalons-en-Champagne to Spello | 573.10 mi (922.31 km) |
