| Denver to Ratingen | 4,923.68 mi (7,923.90 km) |
| Denver to Ratzeburg | 4,934.55 mi (7,941.39 km) |
| Denver to Raubling | 5,261.33 mi (8,467.29 km) |
| Denver to Rauenberg | 5,078.35 mi (8,172.81 km) |
| Denver to Raunheim | 5,035.00 mi (8,103.04 km) |
| Denver to Ravensburg | 5,178.81 mi (8,334.48 km) |
| Denver to Recke | 4,902.90 mi (7,890.46 km) |
| Denver to Recklinghausen | 4,920.85 mi (7,919.35 km) |
| Denver to Regen | 5,236.58 mi (8,427.46 km) |
| Denver to Regensburg | 5,200.60 mi (8,369.56 km) |
| Denver to Regenstauf | 5,196.83 mi (8,363.49 km) |
| Denver to Rehau | 5,138.49 mi (8,269.61 km) |
| Denver to Rehburg-Loccum | 4,945.95 mi (7,959.73 km) |
| Denver to Rehlingen-Siersburg | 5,005.97 mi (8,056.34 km) |
| Denver to Reichelsheim | 5,061.88 mi (8,146.31 km) |
