| Boston to San Vendemiano | 738.41 mi (1,188.36 km) |
| Boston to San Vito al Tagliamento | 755.79 mi (1,216.33 km) |
| Boston to San Vito dei Normanni | 1,188.24 mi (1,912.29 km) |
| Boston to Sannicandro di Bari | 1,140.37 mi (1,835.25 km) |
| Boston to Sannicandro Garganico | 1,055.70 mi (1,698.98 km) |
| Boston to Sansepolcro | 854.77 mi (1,375.62 km) |
| Boston to Sant'Agata de' Goti | 1,064.41 mi (1,713.00 km) |
| Boston to Sant'Agata di Militello | 1,245.35 mi (2,004.19 km) |
| Boston to Sant'Agnello | 1,087.86 mi (1,750.74 km) |
| Boston to Sant'Ambrogio di Valpolicella | 709.15 mi (1,141.26 km) |
| Boston to Sant'Anastasia | 1,074.25 mi (1,728.83 km) |
| Boston to Sant'Angelo Lodigiano | 682.64 mi (1,098.60 km) |
| Boston to Sant'Antimo | 1,065.10 mi (1,714.11 km) |
| Boston to Sant'Antioco | 1,041.70 mi (1,676.46 km) |
| Boston to Sant'Antonio Abate | 1,086.27 mi (1,748.19 km) |
