| Weirton to Sestu | 4,528.37 mi (7,287.70 km) |
| Weirton to Settimo Torinese | 4,258.82 mi (6,853.90 km) |
| Weirton to Seveso | 4,298.39 mi (6,917.60 km) |
| Weirton to Sezze | 4,617.92 mi (7,431.82 km) |
| Weirton to Siano | 4,714.96 mi (7,588.00 km) |
| Weirton to Siena | 4,474.77 mi (7,201.45 km) |
| Weirton to Signa | 4,447.72 mi (7,157.91 km) |
| Weirton to Silea | 4,428.18 mi (7,126.47 km) |
| Weirton to Silvi Paese | 4,621.52 mi (7,437.62 km) |
| Weirton to Sinalunga | 4,495.57 mi (7,234.92 km) |
| Weirton to Siniscola | 4,507.06 mi (7,253.42 km) |
| Weirton to Sinnai | 4,533.22 mi (7,295.51 km) |
| Weirton to Siracusa | 4,892.32 mi (7,873.42 km) |
| Weirton to Solaro | 4,297.17 mi (6,915.62 km) |
| Weirton to Soliera | 4,405.24 mi (7,089.54 km) |
