| Portales to Sestu | 5,776.81 mi (9,296.88 km) |
| Portales to Settimo Torinese | 5,470.52 mi (8,803.95 km) |
| Portales to Seveso | 5,500.51 mi (8,852.21 km) |
| Portales to Sezze | 5,835.86 mi (9,391.91 km) |
| Portales to Siano | 5,930.88 mi (9,544.84 km) |
| Portales to Siena | 5,686.46 mi (9,151.47 km) |
| Portales to Signa | 5,656.76 mi (9,103.68 km) |
| Portales to Silea | 5,616.88 mi (9,039.49 km) |
| Portales to Silvi Paese | 5,827.08 mi (9,377.78 km) |
| Portales to Sinalunga | 5,706.35 mi (9,183.48 km) |
| Portales to Siniscola | 5,745.00 mi (9,245.69 km) |
| Portales to Sinnai | 5,781.25 mi (9,304.02 km) |
| Portales to Siracusa | 6,130.68 mi (9,866.38 km) |
| Portales to Solaro | 5,499.73 mi (8,850.96 km) |
| Portales to Soliera | 5,607.42 mi (9,024.27 km) |
