| Buffalo to Sestu | 4,363.78 mi (7,022.82 km) |
| Buffalo to Settimo Torinese | 4,085.98 mi (6,575.74 km) |
| Buffalo to Seveso | 4,123.94 mi (6,636.84 km) |
| Buffalo to Sezze | 4,446.75 mi (7,156.35 km) |
| Buffalo to Siano | 4,543.54 mi (7,312.13 km) |
| Buffalo to Siena | 4,302.24 mi (6,923.79 km) |
| Buffalo to Signa | 4,274.67 mi (6,879.42 km) |
| Buffalo to Silea | 4,251.79 mi (6,842.59 km) |
| Buffalo to Silvi Paese | 4,448.12 mi (7,158.56 km) |
| Buffalo to Sinalunga | 4,322.91 mi (6,957.04 km) |
| Buffalo to Siniscola | 4,339.91 mi (6,984.41 km) |
| Buffalo to Sinnai | 4,368.53 mi (7,030.47 km) |
| Buffalo to Siracusa | 4,725.74 mi (7,605.35 km) |
| Buffalo to Solaro | 4,122.79 mi (6,634.99 km) |
| Buffalo to Soliera | 4,230.95 mi (6,809.06 km) |
