| Dunstable to Sestu | 984.09 mi (1,583.75 km) |
| Dunstable to Settimo Torinese | 600.54 mi (966.48 km) |
| Dunstable to Seveso | 615.08 mi (989.88 km) |
| Dunstable to Sezze | 961.05 mi (1,546.65 km) |
| Dunstable to Siano | 1,050.92 mi (1,691.29 km) |
| Dunstable to Siena | 807.54 mi (1,299.61 km) |
| Dunstable to Signa | 775.32 mi (1,247.76 km) |
| Dunstable to Silea | 723.61 mi (1,164.54 km) |
| Dunstable to Silvi Paese | 939.08 mi (1,511.31 km) |
| Dunstable to Sinalunga | 825.72 mi (1,328.87 km) |
| Dunstable to Siniscola | 919.61 mi (1,479.97 km) |
| Dunstable to Sinnai | 986.40 mi (1,587.45 km) |
| Dunstable to Siracusa | 1,280.75 mi (2,061.17 km) |
| Dunstable to Solaro | 614.82 mi (989.46 km) |
| Dunstable to Soliera | 719.93 mi (1,158.61 km) |
