| Derry to Sestu | 1,323.99 mi (2,130.76 km) |
| Derry to Settimo Torinese | 951.66 mi (1,531.54 km) |
| Derry to Seveso | 968.15 mi (1,558.09 km) |
| Derry to Sezze | 1,313.81 mi (2,114.37 km) |
| Derry to Siano | 1,403.98 mi (2,259.49 km) |
| Derry to Siena | 1,160.41 mi (1,867.50 km) |
| Derry to Signa | 1,128.32 mi (1,815.85 km) |
| Derry to Silea | 1,073.97 mi (1,728.39 km) |
| Derry to Silvi Paese | 1,291.92 mi (2,079.15 km) |
| Derry to Sinalunga | 1,178.71 mi (1,896.95 km) |
| Derry to Siniscola | 1,264.95 mi (2,035.74 km) |
| Derry to Sinnai | 1,326.75 mi (2,135.20 km) |
| Derry to Siracusa | 1,631.88 mi (2,626.26 km) |
| Derry to Solaro | 967.87 mi (1,557.64 km) |
| Derry to Soliera | 1,072.95 mi (1,726.74 km) |
