| Aosta to Siran | 1,641.72 mi (2,642.10 km) |
| Aosta to Sirnak | 1,884.38 mi (3,032.62 km) |
| Aosta to Sirvan | 1,845.84 mi (2,970.59 km) |
| Aosta to Sivas | 1,552.80 mi (2,498.99 km) |
| Aosta to Sivasli | 1,245.69 mi (2,004.75 km) |
| Aosta to Siverek | 1,726.04 mi (2,777.79 km) |
| Aosta to Sivrice | 1,703.05 mi (2,740.80 km) |
| Aosta to Sivrihisar | 1,300.22 mi (2,092.51 km) |
| Aosta to Sogut | 1,218.18 mi (1,960.46 km) |
| Aosta to Sogutlu | 1,206.69 mi (1,941.98 km) |
| Aosta to Soke | 1,168.98 mi (1,881.28 km) |
| Aosta to Solhan | 1,770.50 mi (2,849.34 km) |
| Aosta to Soma | 1,124.80 mi (1,810.19 km) |
| Aosta to Sorgun | 1,463.23 mi (2,354.84 km) |
| Aosta to Suhut | 1,284.17 mi (2,066.66 km) |
