| Rapid City to Merriam (Kansas) | 561.91 mi (904.31 km) |
| Rapid City to Merrick (New York) | 1,524.45 mi (2,453.37 km) |
| Rapid City to Merrifield (Virginia) | 1,385.58 mi (2,229.87 km) |
| Rapid City to Merrillville (Indiana) | 824.80 mi (1,327.39 km) |
| Rapid City to Merritt Island (Florida) | 1,653.21 mi (2,660.58 km) |
| Rapid City to Mesa (Arizona) | 866.78 mi (1,394.95 km) |
| Rapid City to Mesquite (Nevada) | 761.38 mi (1,225.33 km) |
| Rapid City to Mesquite (Texas) | 859.37 mi (1,383.02 km) |
| Rapid City to Metairie (Louisiana) | 1,206.31 mi (1,941.36 km) |
| Rapid City to Methuen Town (Massachusetts) | 1,600.46 mi (2,575.69 km) |
| Rapid City to Metuchen (New Jersey) | 1,486.73 mi (2,392.66 km) |
| Rapid City to Mexico (Missouri) | 676.40 mi (1,088.56 km) |
| Rapid City to Miami (Florida) | 1,803.41 mi (2,902.31 km) |
| Rapid City to Miami (Oklahoma) | 661.79 mi (1,065.04 km) |
| Rapid City to Miami Beach (Florida) | 1,804.45 mi (2,903.99 km) |
