| Bettendorf to Solofra | 5,077.63 mi (8,171.65 km) |
| Bettendorf to Somma Lombardo | 4,626.58 mi (7,445.76 km) |
| Bettendorf to Somma Vesuviana | 5,059.57 mi (8,142.59 km) |
| Bettendorf to Sommacampagna | 4,721.25 mi (7,598.12 km) |
| Bettendorf to Sona | 4,719.20 mi (7,594.82 km) |
| Bettendorf to Sondrio | 4,651.42 mi (7,485.74 km) |
| Bettendorf to Sora | 4,989.27 mi (8,029.45 km) |
| Bettendorf to Sorbolo | 4,729.27 mi (7,611.03 km) |
| Bettendorf to Soresina | 4,687.84 mi (7,544.35 km) |
| Bettendorf to Sorisole | 4,661.25 mi (7,501.56 km) |
| Bettendorf to Sorrento | 5,068.16 mi (8,156.41 km) |
| Bettendorf to Sorso | 4,826.55 mi (7,767.59 km) |
| Bettendorf to Sortino | 5,253.22 mi (8,454.25 km) |
| Bettendorf to Soverato Marina | 5,243.97 mi (8,439.36 km) |
| Bettendorf to Sovicille | 4,826.74 mi (7,767.89 km) |
