| Oulu to Somma Lombardo | 1,478.45 mi (2,379.33 km) |
| Oulu to Somma Vesuviana | 1,724.30 mi (2,774.99 km) |
| Oulu to Sommacampagna | 1,464.29 mi (2,356.54 km) |
| Oulu to Sona | 1,462.33 mi (2,353.39 km) |
| Oulu to Sondrio | 1,428.25 mi (2,298.55 km) |
| Oulu to Sora | 1,675.74 mi (2,696.84 km) |
| Oulu to Sorbolo | 1,506.61 mi (2,424.66 km) |
| Oulu to Soresina | 1,486.35 mi (2,392.05 km) |
| Oulu to Sorisole | 1,459.83 mi (2,349.37 km) |
| Oulu to Sorrento | 1,741.53 mi (2,802.72 km) |
| Oulu to Sorso | 1,801.73 mi (2,899.61 km) |
| Oulu to Sortino | 1,970.77 mi (3,171.64 km) |
| Oulu to Soverato Marina | 1,854.58 mi (2,984.65 km) |
| Oulu to Sovicille | 1,599.43 mi (2,574.03 km) |
| Oulu to Spello | 1,600.90 mi (2,576.40 km) |
