| Rapid City to Santa Rosa (California) | 1,080.95 mi (1,739.61 km) |
| Rapid City to Santaquin (Utah) | 522.98 mi (841.65 km) |
| Rapid City to Santee (California) | 1,071.89 mi (1,725.03 km) |
| Rapid City to Sapulpa (Oklahoma) | 671.84 mi (1,081.22 km) |
| Rapid City to Saraland (Alabama) | 1,229.84 mi (1,979.24 km) |
| Rapid City to Sarasota (Florida) | 1,628.79 mi (2,621.28 km) |
| Rapid City to Sarasota Springs (Florida) | 1,633.06 mi (2,628.16 km) |
| Rapid City to Saratoga (California) | 1,088.50 mi (1,751.78 km) |
| Rapid City to Saratoga Springs (New York) | 1,467.71 mi (2,362.04 km) |
| Rapid City to Saratoga Springs (Utah) | 513.71 mi (826.74 km) |
| Rapid City to Sartell (Minnesota) | 453.39 mi (729.66 km) |
| Rapid City to Satellite Beach (Florida) | 1,662.94 mi (2,676.25 km) |
| Rapid City to Sauk Rapids (Minnesota) | 456.31 mi (734.36 km) |
| Rapid City to Sault Ste. Marie (Michigan) | 929.07 mi (1,495.19 km) |
| Rapid City to Savage (Minnesota) | 488.47 mi (786.12 km) |
