| Idanha-a-Nova to Robertsville (New Jersey) | 3,452.43 mi (5,556.15 km) |
| Idanha-a-Nova to Robinson (Texas) | 4,861.49 mi (7,823.81 km) |
| Idanha-a-Nova to Robstown (Texas) | 5,036.88 mi (8,106.07 km) |
| Idanha-a-Nova to Rochester (Michigan) | 3,805.23 mi (6,123.92 km) |
| Idanha-a-Nova to Rochester (Minnesota) | 4,183.92 mi (6,733.37 km) |
| Idanha-a-Nova to Rochester (New Hampshire) | 3,220.30 mi (5,182.57 km) |
| Idanha-a-Nova to Rochester (New York) | 3,536.57 mi (5,691.56 km) |
| Idanha-a-Nova to Rochester Hills (Michigan) | 3,807.55 mi (6,127.66 km) |
| Idanha-a-Nova to Rock Hill (South Carolina) | 3,945.97 mi (6,350.43 km) |
| Idanha-a-Nova to Rock Island (Illinois) | 4,184.38 mi (6,734.11 km) |
| Idanha-a-Nova to Rock Springs (Wyoming) | 4,983.76 mi (8,020.58 km) |
| Idanha-a-Nova to Rockford (Illinois) | 4,089.69 mi (6,581.72 km) |
| Idanha-a-Nova to Rockledge (Florida) | 4,163.22 mi (6,700.05 km) |
| Idanha-a-Nova to Rocklin (California) | 5,586.69 mi (8,990.90 km) |
| Idanha-a-Nova to Rockport (Texas) | 4,997.92 mi (8,043.37 km) |
