| Gondomar to Sestu | 936.90 mi (1,507.79 km) |
| Gondomar to Settimo Torinese | 864.82 mi (1,391.80 km) |
| Gondomar to Seveso | 937.53 mi (1,508.82 km) |
| Gondomar to Sezze | 1,118.11 mi (1,799.42 km) |
| Gondomar to Siano | 1,208.29 mi (1,944.55 km) |
| Gondomar to Siena | 1,024.70 mi (1,649.10 km) |
| Gondomar to Signa | 1,014.56 mi (1,632.78 km) |
| Gondomar to Silea | 1,087.42 mi (1,750.03 km) |
| Gondomar to Silvi Paese | 1,166.25 mi (1,876.89 km) |
| Gondomar to Sinalunga | 1,044.77 mi (1,681.39 km) |
| Gondomar to Siniscola | 951.66 mi (1,531.56 km) |
| Gondomar to Sinnai | 942.63 mi (1,517.02 km) |
| Gondomar to Siracusa | 1,303.45 mi (2,097.69 km) |
| Gondomar to Solaro | 934.57 mi (1,504.05 km) |
| Gondomar to Soliera | 1,012.17 mi (1,628.93 km) |
