| West Des Moines to Spello | 5,023.66 mi (8,084.80 km) |
| West Des Moines to Spilamberto | 4,891.48 mi (7,872.08 km) |
| West Des Moines to Spilimbergo | 4,889.45 mi (7,868.81 km) |
| West Des Moines to Spinea | 4,891.40 mi (7,871.94 km) |
| West Des Moines to Spoleto | 5,034.76 mi (8,102.67 km) |
| West Des Moines to Spoltore | 5,103.82 mi (8,213.80 km) |
| West Des Moines to Spresiano | 4,881.71 mi (7,856.35 km) |
| West Des Moines to Squinzano | 5,346.89 mi (8,604.99 km) |
| West Des Moines to Statte | 5,308.53 mi (8,543.25 km) |
| West Des Moines to Stezzano | 4,791.05 mi (7,710.45 km) |
| West Des Moines to Strada | 4,945.22 mi (7,958.57 km) |
| West Des Moines to Stradella | 4,802.36 mi (7,728.65 km) |
| West Des Moines to Striano | 5,196.47 mi (8,362.92 km) |
| West Des Moines to Subiaco | 5,088.32 mi (8,188.86 km) |
| West Des Moines to Sulmona | 5,114.59 mi (8,231.13 km) |
