| Ardea to Rancho Cordova (California) | 6,180.62 mi (9,946.75 km) |
| Ardea to Rancho Cucamonga (California) | 6,322.10 mi (10,174.43 km) |
| Ardea to Rancho Mirage (California) | 6,304.82 mi (10,146.62 km) |
| Ardea to Rancho Palos Verdes (California) | 6,369.05 mi (10,250.00 km) |
| Ardea to Rancho San Diego (California) | 6,377.68 mi (10,263.89 km) |
| Ardea to Rancho Santa Margarita (California) | 6,351.09 mi (10,221.09 km) |
| Ardea to Randallstown (Maryland) | 4,468.24 mi (7,190.94 km) |
| Ardea to Rantoul (Illinois) | 4,913.51 mi (7,907.53 km) |
| Ardea to Rapid City (South Dakota) | 5,306.07 mi (8,539.30 km) |
| Ardea to Ravenna (Ohio) | 4,589.73 mi (7,386.46 km) |
| Ardea to Raymondville (Texas) | 5,966.34 mi (9,601.90 km) |
| Ardea to Raymore (Missouri) | 5,235.42 mi (8,425.59 km) |
| Ardea to Raytown (Missouri) | 5,226.72 mi (8,411.59 km) |
| Ardea to Reading (Ohio) | 4,804.71 mi (7,732.43 km) |
| Ardea to Reading (Pennsylvania) | 4,392.44 mi (7,068.95 km) |
