| Ardea to Roy (Utah) | 5,751.49 mi (9,256.12 km) |
| Ardea to Royal Kunia (Hawaii) | 8,040.83 mi (12,940.46 km) |
| Ardea to Royal Oak (Michigan) | 4,615.24 mi (7,427.51 km) |
| Ardea to Royal Palm Beach (Florida) | 5,152.01 mi (8,291.36 km) |
| Ardea to Royse City (Texas) | 5,587.58 mi (8,992.33 km) |
| Ardea to Ruskin (Florida) | 5,212.22 mi (8,388.26 km) |
| Ardea to Russellville (Alabama) | 5,151.30 mi (8,290.22 km) |
| Ardea to Russellville (Arkansas) | 5,346.29 mi (8,604.02 km) |
| Ardea to Ruston (Louisiana) | 5,453.35 mi (8,776.32 km) |
| Ardea to Rutherford (New Jersey) | 4,294.20 mi (6,910.84 km) |
| Ardea to Rutland (Vermont) | 4,144.28 mi (6,669.57 km) |
| Ardea to Sabana Grande (Puerto Rico) | 4,864.04 mi (7,827.91 km) |
| Ardea to Sachse (Texas) | 5,598.61 mi (9,010.09 km) |
| Ardea to Saco (Maine) | 4,037.66 mi (6,497.98 km) |
| Ardea to Sacramento (California) | 6,187.25 mi (9,957.41 km) |
