| Helsinki to Somma Lombardo | 1,200.90 mi (1,932.66 km) |
| Helsinki to Somma Vesuviana | 1,406.89 mi (2,264.17 km) |
| Helsinki to Sommacampagna | 1,172.63 mi (1,887.16 km) |
| Helsinki to Sona | 1,170.87 mi (1,884.33 km) |
| Helsinki to Sondrio | 1,145.21 mi (1,843.03 km) |
| Helsinki to Sora | 1,362.51 mi (2,192.75 km) |
| Helsinki to Sorbolo | 1,215.55 mi (1,956.24 km) |
| Helsinki to Soresina | 1,200.18 mi (1,931.51 km) |
| Helsinki to Sorisole | 1,176.49 mi (1,893.38 km) |
| Helsinki to Sorrento | 1,424.08 mi (2,291.83 km) |
| Helsinki to Sorso | 1,509.97 mi (2,430.06 km) |
| Helsinki to Sortino | 1,648.24 mi (2,652.59 km) |
| Helsinki to Soverato Marina | 1,528.90 mi (2,460.53 km) |
| Helsinki to Sovicille | 1,299.95 mi (2,092.06 km) |
| Helsinki to Spello | 1,293.82 mi (2,082.20 km) |
