| Frederikssund to Somma Lombardo | 716.35 mi (1,152.85 km) |
| Frederikssund to Somma Vesuviana | 1,039.25 mi (1,672.51 km) |
| Frederikssund to Sommacampagna | 722.81 mi (1,163.25 km) |
| Frederikssund to Sona | 720.57 mi (1,159.64 km) |
| Frederikssund to Sondrio | 674.40 mi (1,085.34 km) |
| Frederikssund to Sora | 977.85 mi (1,573.70 km) |
| Frederikssund to Sorbolo | 762.42 mi (1,226.99 km) |
| Frederikssund to Soresina | 735.04 mi (1,182.93 km) |
| Frederikssund to Sorisole | 705.34 mi (1,135.14 km) |
| Frederikssund to Sorrento | 1,055.80 mi (1,699.15 km) |
| Frederikssund to Sorso | 1,050.78 mi (1,691.06 km) |
| Frederikssund to Sortino | 1,297.14 mi (2,087.54 km) |
| Frederikssund to Soverato Marina | 1,202.83 mi (1,935.77 km) |
| Frederikssund to Sovicille | 867.91 mi (1,396.76 km) |
| Frederikssund to Spello | 887.87 mi (1,428.89 km) |
