| Roskilde to Somma Lombardo | 704.17 mi (1,133.26 km) |
| Roskilde to Somma Vesuviana | 1,026.60 mi (1,652.15 km) |
| Roskilde to Sommacampagna | 710.25 mi (1,143.03 km) |
| Roskilde to Sona | 708.01 mi (1,139.42 km) |
| Roskilde to Sondrio | 661.99 mi (1,065.38 km) |
| Roskilde to Sora | 965.17 mi (1,553.30 km) |
| Roskilde to Sorbolo | 749.89 mi (1,206.84 km) |
| Roskilde to Soresina | 722.61 mi (1,162.93 km) |
| Roskilde to Sorisole | 692.96 mi (1,115.22 km) |
| Roskilde to Sorrento | 1,043.15 mi (1,678.78 km) |
| Roskilde to Sorso | 1,038.43 mi (1,671.19 km) |
| Roskilde to Sortino | 1,284.49 mi (2,067.19 km) |
| Roskilde to Soverato Marina | 1,190.30 mi (1,915.60 km) |
| Roskilde to Sovicille | 855.29 mi (1,376.46 km) |
| Roskilde to Spello | 875.19 mi (1,408.48 km) |
