| Olton to Sestu | 1,045.67 mi (1,682.85 km) |
| Olton to Settimo Torinese | 665.66 mi (1,071.27 km) |
| Olton to Seveso | 681.30 mi (1,096.45 km) |
| Olton to Sezze | 1,026.99 mi (1,652.78 km) |
| Olton to Siano | 1,117.12 mi (1,797.83 km) |
| Olton to Siena | 873.56 mi (1,405.85 km) |
| Olton to Signa | 841.44 mi (1,354.17 km) |
| Olton to Silea | 789.93 mi (1,271.26 km) |
| Olton to Silvi Paese | 1,005.51 mi (1,618.22 km) |
| Olton to Sinalunga | 891.83 mi (1,435.27 km) |
| Olton to Siniscola | 982.80 mi (1,581.67 km) |
| Olton to Sinnai | 1,048.11 mi (1,686.77 km) |
| Olton to Siracusa | 1,345.98 mi (2,166.14 km) |
| Olton to Solaro | 681.01 mi (1,095.98 km) |
| Olton to Soliera | 786.30 mi (1,265.42 km) |
