| Iona to Sestu | 5,135.87 mi (8,265.39 km) |
| Iona to Settimo Torinese | 4,931.30 mi (7,936.16 km) |
| Iona to Seveso | 4,982.16 mi (8,018.01 km) |
| Iona to Sezze | 5,270.74 mi (8,482.43 km) |
| Iona to Siano | 5,367.70 mi (8,638.47 km) |
| Iona to Siena | 5,140.60 mi (8,272.99 km) |
| Iona to Signa | 5,117.90 mi (8,236.46 km) |
| Iona to Silea | 5,124.39 mi (8,246.91 km) |
| Iona to Silvi Paese | 5,291.03 mi (8,515.10 km) |
| Iona to Sinalunga | 5,161.97 mi (8,307.39 km) |
| Iona to Siniscola | 5,133.06 mi (8,260.87 km) |
| Iona to Sinnai | 5,141.32 mi (8,274.15 km) |
| Iona to Siracusa | 5,505.80 mi (8,860.72 km) |
| Iona to Solaro | 4,980.40 mi (8,015.17 km) |
| Iona to Soliera | 5,085.63 mi (8,184.53 km) |
