| Sittingbourne to Sestu | 924.18 mi (1,487.33 km) |
| Sittingbourne to Settimo Torinese | 536.57 mi (863.53 km) |
| Sittingbourne to Seveso | 549.58 mi (884.46 km) |
| Sittingbourne to Sezze | 895.88 mi (1,441.77 km) |
| Sittingbourne to Siano | 985.40 mi (1,585.85 km) |
| Sittingbourne to Siena | 742.30 mi (1,194.61 km) |
| Sittingbourne to Signa | 709.94 mi (1,142.54 km) |
| Sittingbourne to Silea | 657.75 mi (1,058.54 km) |
| Sittingbourne to Silvi Paese | 873.24 mi (1,405.35 km) |
| Sittingbourne to Sinalunga | 760.34 mi (1,223.65 km) |
| Sittingbourne to Siniscola | 857.83 mi (1,380.55 km) |
| Sittingbourne to Sinnai | 926.33 mi (1,490.78 km) |
| Sittingbourne to Siracusa | 1,216.43 mi (1,957.66 km) |
| Sittingbourne to Solaro | 549.36 mi (884.10 km) |
| Sittingbourne to Soliera | 654.19 mi (1,052.81 km) |
