| Rapid City to Duluth (Minnesota) | 568.32 mi (914.62 km) |
| Rapid City to Dumas (Texas) | 571.14 mi (919.17 km) |
| Rapid City to Dumont (New Jersey) | 1,496.26 mi (2,408.00 km) |
| Rapid City to Duncan (Oklahoma) | 716.46 mi (1,153.03 km) |
| Rapid City to Duncanville (Texas) | 859.55 mi (1,383.32 km) |
| Rapid City to Dundalk (Maryland) | 1,411.93 mi (2,272.28 km) |
| Rapid City to Dunedin (Florida) | 1,582.41 mi (2,546.64 km) |
| Rapid City to Dunkirk (New York) | 1,202.44 mi (1,935.14 km) |
| Rapid City to Dunmore (Pennsylvania) | 1,406.42 mi (2,263.41 km) |
| Rapid City to Dunwoody (Georgia) | 1,228.32 mi (1,976.79 km) |
| Rapid City to Durango (Colorado) | 529.58 mi (852.28 km) |
| Rapid City to Durant (Oklahoma) | 786.09 mi (1,265.10 km) |
| Rapid City to Durham (North Carolina) | 1,396.12 mi (2,246.83 km) |
| Rapid City to Dyer (Indiana) | 814.95 mi (1,311.53 km) |
| Rapid City to Dyersburg (Tennessee) | 916.25 mi (1,474.56 km) |
