| Great Falls to Solofra | 5,499.61 mi (8,850.76 km) |
| Great Falls to Somma Lombardo | 5,047.20 mi (8,122.68 km) |
| Great Falls to Somma Vesuviana | 5,485.35 mi (8,827.81 km) |
| Great Falls to Sommacampagna | 5,125.56 mi (8,248.79 km) |
| Great Falls to Sona | 5,123.23 mi (8,245.04 km) |
| Great Falls to Sondrio | 5,054.69 mi (8,134.73 km) |
| Great Falls to Sora | 5,413.17 mi (8,711.66 km) |
| Great Falls to Sorbolo | 5,144.64 mi (8,279.50 km) |
| Great Falls to Soresina | 5,103.00 mi (8,212.48 km) |
| Great Falls to Sorisole | 5,072.28 mi (8,163.05 km) |
| Great Falls to Sorrento | 5,497.53 mi (8,847.42 km) |
| Great Falls to Sorso | 5,311.86 mi (8,548.61 km) |
| Great Falls to Sortino | 5,716.36 mi (9,199.60 km) |
| Great Falls to Soverato Marina | 5,673.35 mi (9,130.37 km) |
| Great Falls to Sovicille | 5,254.76 mi (8,456.72 km) |
