| Bostonia to Solofra | 6,493.42 mi (10,450.14 km) |
| Bostonia to Somma Lombardo | 6,037.77 mi (9,716.85 km) |
| Bostonia to Somma Vesuviana | 6,477.71 mi (10,424.87 km) |
| Bostonia to Sommacampagna | 6,122.35 mi (9,852.97 km) |
| Bostonia to Sona | 6,120.09 mi (9,849.34 km) |
| Bostonia to Sondrio | 6,051.24 mi (9,738.52 km) |
| Bostonia to Sora | 6,405.62 mi (10,308.85 km) |
| Bostonia to Sorbolo | 6,137.86 mi (9,877.92 km) |
| Bostonia to Soresina | 6,095.93 mi (9,810.46 km) |
| Bostonia to Sorisole | 6,066.37 mi (9,762.88 km) |
| Bostonia to Sorrento | 6,488.72 mi (10,442.58 km) |
| Bostonia to Sorso | 6,279.88 mi (10,106.49 km) |
| Bostonia to Sortino | 6,696.65 mi (10,777.21 km) |
| Bostonia to Soverato Marina | 6,665.92 mi (10,727.77 km) |
| Bostonia to Sovicille | 6,244.46 mi (10,049.49 km) |
