| Cities | Distance |
|---|---|
| Ardea to Ratingen | 721.42 mi (1,161.01 km) |
| Ardea to Ratzeburg | 839.00 mi (1,350.23 km) |
| Ardea to Raubling | 426.96 mi (687.13 km) |
| Ardea to Rauenberg | 560.37 mi (901.82 km) |
| Ardea to Raunheim | 612.80 mi (986.21 km) |
| Ardea to Ravensburg | 449.75 mi (723.80 km) |
| Ardea to Recke | 776.64 mi (1,249.87 km) |
| Ardea to Recklinghausen | 734.20 mi (1,181.58 km) |
| Ardea to Regen | 508.62 mi (818.55 km) |
| Ardea to Regensburg | 511.79 mi (823.65 km) |
| Ardea to Regenstauf | 519.08 mi (835.38 km) |
| Ardea to Rehau | 597.05 mi (960.86 km) |
| Ardea to Rehburg-Loccum | 764.71 mi (1,230.69 km) |
| Ardea to Rehlingen-Siersburg | 605.97 mi (975.21 km) |
| Ardea to Reichelsheim | 587.32 mi (945.20 km) |