| Cascais to Spello | 1,188.14 mi (1,912.12 km) |
| Cascais to Spilamberto | 1,126.05 mi (1,812.21 km) |
| Cascais to Spilimbergo | 1,242.49 mi (1,999.59 km) |
| Cascais to Spinea | 1,196.90 mi (1,926.22 km) |
| Cascais to Spoleto | 1,186.97 mi (1,910.25 km) |
| Cascais to Spoltore | 1,258.81 mi (2,025.85 km) |
| Cascais to Spresiano | 1,206.52 mi (1,941.71 km) |
| Cascais to Squinzano | 1,461.94 mi (2,352.77 km) |
| Cascais to Statte | 1,416.77 mi (2,280.07 km) |
| Cascais to Stezzano | 1,084.46 mi (1,745.27 km) |
| Cascais to Strada | 1,126.88 mi (1,813.54 km) |
| Cascais to Stradella | 1,055.60 mi (1,698.82 km) |
| Cascais to Striano | 1,278.22 mi (2,057.09 km) |
| Cascais to Subiaco | 1,203.43 mi (1,936.73 km) |
| Cascais to Sulmona | 1,246.22 mi (2,005.59 km) |
