| Spokane Valley to Solofra | 5,655.16 mi (9,101.11 km) |
| Spokane Valley to Somma Lombardo | 5,206.84 mi (8,379.59 km) |
| Spokane Valley to Somma Vesuviana | 5,641.89 mi (9,079.74 km) |
| Spokane Valley to Sommacampagna | 5,280.82 mi (8,498.65 km) |
| Spokane Valley to Sona | 5,278.45 mi (8,494.84 km) |
| Spokane Valley to Sondrio | 5,210.43 mi (8,385.38 km) |
| Spokane Valley to Sora | 5,569.98 mi (8,964.02 km) |
| Spokane Valley to Sorbolo | 5,302.16 mi (8,533.00 km) |
| Spokane Valley to Soresina | 5,260.88 mi (8,466.56 km) |
| Spokane Valley to Sorisole | 5,229.56 mi (8,416.17 km) |
| Spokane Valley to Sorrento | 5,654.76 mi (9,100.46 km) |
| Spokane Valley to Sorso | 5,483.14 mi (8,824.26 km) |
| Spokane Valley to Sortino | 5,879.14 mi (9,461.57 km) |
| Spokane Valley to Soverato Marina | 5,828.93 mi (9,380.76 km) |
| Spokane Valley to Sovicille | 5,414.00 mi (8,712.99 km) |
