| West Haven to Sestu | 4,154.01 mi (6,685.23 km) |
| West Haven to Settimo Torinese | 3,899.17 mi (6,275.11 km) |
| West Haven to Seveso | 3,942.11 mi (6,344.22 km) |
| West Haven to Sezze | 4,254.29 mi (6,846.62 km) |
| West Haven to Siano | 4,351.64 mi (7,003.29 km) |
| West Haven to Siena | 4,114.07 mi (6,620.95 km) |
| West Haven to Signa | 4,088.10 mi (6,579.17 km) |
| West Haven to Silea | 4,076.11 mi (6,559.87 km) |
| West Haven to Silvi Paese | 4,262.33 mi (6,859.55 km) |
| West Haven to Sinalunga | 4,135.09 mi (6,654.79 km) |
| West Haven to Siniscola | 4,136.63 mi (6,657.26 km) |
| West Haven to Sinnai | 4,159.00 mi (6,693.26 km) |
| West Haven to Siracusa | 4,520.39 mi (7,274.86 km) |
| West Haven to Solaro | 3,940.73 mi (6,341.99 km) |
| West Haven to Soliera | 4,048.36 mi (6,515.20 km) |
