| Rapid City to Red Bank (New Jersey) | 1,505.83 mi (2,423.40 km) |
| Rapid City to Red Bank (Tennessee) | 1,133.72 mi (1,824.55 km) |
| Rapid City to Red Bluff (California) | 1,008.72 mi (1,623.37 km) |
| Rapid City to Red Hill (South Carolina) | 1,475.04 mi (2,373.85 km) |
| Rapid City to Red Oak (Texas) | 870.27 mi (1,400.57 km) |
| Rapid City to Red Wing (Minnesota) | 525.57 mi (845.82 km) |
| Rapid City to Redan (Georgia) | 1,243.85 mi (2,001.78 km) |
| Rapid City to Redding (California) | 1,004.99 mi (1,617.37 km) |
| Rapid City to Redland (Maryland) | 1,383.27 mi (2,226.16 km) |
| Rapid City to Redlands (California) | 1,016.93 mi (1,636.59 km) |
| Rapid City to Redmond (Oregon) | 888.48 mi (1,429.87 km) |
| Rapid City to Redmond (Washington) | 939.86 mi (1,512.57 km) |
| Rapid City to Redondo Beach (California) | 1,074.36 mi (1,729.01 km) |
| Rapid City to Redwood City (California) | 1,089.53 mi (1,753.43 km) |
| Rapid City to Reedley (California) | 995.81 mi (1,602.60 km) |
