| Storm Lake to Sestu | 5,059.49 mi (8,142.45 km) |
| Storm Lake to Settimo Torinese | 4,744.70 mi (7,635.86 km) |
| Storm Lake to Seveso | 4,773.02 mi (7,681.44 km) |
| Storm Lake to Sezze | 5,110.45 mi (8,224.47 km) |
| Storm Lake to Siano | 5,204.89 mi (8,376.47 km) |
| Storm Lake to Siena | 4,960.18 mi (7,982.65 km) |
| Storm Lake to Signa | 4,930.09 mi (7,934.21 km) |
| Storm Lake to Silea | 4,887.44 mi (7,865.57 km) |
| Storm Lake to Silvi Paese | 5,099.54 mi (8,206.91 km) |
| Storm Lake to Sinalunga | 4,979.88 mi (8,014.34 km) |
| Storm Lake to Siniscola | 5,024.52 mi (8,086.18 km) |
| Storm Lake to Sinnai | 5,063.77 mi (8,149.34 km) |
| Storm Lake to Siracusa | 5,409.34 mi (8,705.50 km) |
| Storm Lake to Solaro | 4,772.32 mi (7,680.31 km) |
| Storm Lake to Soliera | 4,879.75 mi (7,853.20 km) |
