| Swanage to Sestu | 947.78 mi (1,525.30 km) |
| Swanage to Settimo Torinese | 587.65 mi (945.73 km) |
| Swanage to Seveso | 615.13 mi (989.95 km) |
| Swanage to Sezze | 953.41 mi (1,534.37 km) |
| Swanage to Siano | 1,046.84 mi (1,684.73 km) |
| Swanage to Siena | 801.99 mi (1,290.68 km) |
| Swanage to Signa | 771.64 mi (1,241.83 km) |
| Swanage to Silea | 739.49 mi (1,190.09 km) |
| Swanage to Silvi Paese | 941.66 mi (1,515.45 km) |
| Swanage to Sinalunga | 821.52 mi (1,322.10 km) |
| Swanage to Siniscola | 891.24 mi (1,434.32 km) |
| Swanage to Sinnai | 950.65 mi (1,529.92 km) |
| Swanage to Siracusa | 1,264.20 mi (2,034.54 km) |
| Swanage to Solaro | 614.30 mi (988.62 km) |
| Swanage to Soliera | 722.18 mi (1,162.24 km) |
