| Witney to Sestu | 1,000.59 mi (1,610.30 km) |
| Witney to Settimo Torinese | 624.20 mi (1,004.55 km) |
| Witney to Seveso | 642.69 mi (1,034.31 km) |
| Witney to Sezze | 987.11 mi (1,588.61 km) |
| Witney to Siano | 1,078.15 mi (1,735.12 km) |
| Witney to Siena | 833.99 mi (1,342.17 km) |
| Witney to Signa | 802.26 mi (1,291.11 km) |
| Witney to Silea | 755.77 mi (1,216.29 km) |
| Witney to Silvi Paese | 968.08 mi (1,557.97 km) |
| Witney to Sinalunga | 852.60 mi (1,372.12 km) |
| Witney to Siniscola | 938.88 mi (1,510.98 km) |
| Witney to Sinnai | 1,003.11 mi (1,614.35 km) |
| Witney to Siracusa | 1,304.38 mi (2,099.20 km) |
| Witney to Solaro | 642.26 mi (1,033.62 km) |
| Witney to Soliera | 748.45 mi (1,204.51 km) |
