| Rapid City to Saddlebrooke (Arizona) | 896.25 mi (1,442.38 km) |
| Rapid City to Safety Harbor (Florida) | 1,587.25 mi (2,554.44 km) |
| Rapid City to Saginaw (Michigan) | 960.72 mi (1,546.12 km) |
| Rapid City to Saginaw (Texas) | 835.96 mi (1,345.35 km) |
| Rapid City to Sahuarita (Arizona) | 937.72 mi (1,509.11 km) |
| Rapid City to Saks (Alabama) | 1,172.58 mi (1,887.08 km) |
| Rapid City to Salem (Massachusetts) | 1,618.43 mi (2,604.61 km) |
| Rapid City to Salem (Ohio) | 1,156.86 mi (1,861.79 km) |
| Rapid City to Salem (Oregon) | 975.34 mi (1,569.66 km) |
| Rapid City to Salem (Virginia) | 1,295.75 mi (2,085.32 km) |
| Rapid City to Salem Lakes (Wisconsin) | 765.00 mi (1,231.14 km) |
| Rapid City to Salida (California) | 1,028.58 mi (1,655.34 km) |
| Rapid City to Salina (Kansas) | 464.83 mi (748.07 km) |
| Rapid City to Salinas (California) | 1,091.67 mi (1,756.88 km) |
| Rapid City to Salisbury (Maryland) | 1,481.24 mi (2,383.82 km) |
