| Bettendorf to Superior (Colorado) | 775.77 mi (1,248.47 km) |
| Bettendorf to Superior (Wisconsin) | 363.15 mi (584.44 km) |
| Bettendorf to Surprise (Arizona) | 1,315.26 mi (2,116.71 km) |
| Bettendorf to Susanville (California) | 1,565.66 mi (2,519.69 km) |
| Bettendorf to Sussex (Wisconsin) | 158.09 mi (254.42 km) |
| Bettendorf to Suwanee (Georgia) | 625.63 mi (1,006.86 km) |
| Bettendorf to Swansea (Illinois) | 209.93 mi (337.84 km) |
| Bettendorf to Sweetwater (Florida) | 1,233.64 mi (1,985.35 km) |
| Bettendorf to Sweetwater (Texas) | 832.65 mi (1,340.02 km) |
| Bettendorf to Sycamore (Illinois) | 97.11 mi (156.28 km) |
| Bettendorf to Sylacauga (Alabama) | 623.84 mi (1,003.98 km) |
| Bettendorf to Sylvania (Ohio) | 349.50 mi (562.46 km) |
| Bettendorf to Syosset (New York) | 882.67 mi (1,420.52 km) |
| Bettendorf to Syracuse (New York) | 738.55 mi (1,188.58 km) |
| Bettendorf to Syracuse (Utah) | 1,117.98 mi (1,799.21 km) |
