| San Luis to Sestu | 6,309.00 mi (10,153.35 km) |
| San Luis to Settimo Torinese | 5,975.90 mi (9,617.28 km) |
| San Luis to Seveso | 5,998.03 mi (9,652.89 km) |
| San Luis to Sezze | 6,341.29 mi (10,205.32 km) |
| San Luis to Siano | 6,433.38 mi (10,353.52 km) |
| San Luis to Siena | 6,188.83 mi (9,959.97 km) |
| San Luis to Signa | 6,157.45 mi (9,909.46 km) |
| San Luis to Silea | 6,102.42 mi (9,820.90 km) |
| San Luis to Silvi Paese | 6,322.61 mi (10,175.26 km) |
| San Luis to Sinalunga | 6,207.73 mi (9,990.38 km) |
| San Luis to Siniscola | 6,268.34 mi (10,087.91 km) |
| San Luis to Sinnai | 6,313.01 mi (10,159.81 km) |
| San Luis to Siracusa | 6,649.88 mi (10,701.95 km) |
| San Luis to Solaro | 5,997.61 mi (9,652.22 km) |
| San Luis to Soliera | 6,103.44 mi (9,822.54 km) |
