| Idanha-a-Nova to Indianola (Iowa) | 4,322.29 mi (6,956.05 km) |
| Idanha-a-Nova to Indio (California) | 5,627.62 mi (9,056.78 km) |
| Idanha-a-Nova to Inglewood (California) | 5,705.18 mi (9,181.60 km) |
| Idanha-a-Nova to Inkster (Michigan) | 3,825.72 mi (6,156.91 km) |
| Idanha-a-Nova to Inver Grove Heights (Minnesota) | 4,182.38 mi (6,730.88 km) |
| Idanha-a-Nova to Inwood (New York) | 3,418.58 mi (5,501.68 km) |
| Idanha-a-Nova to Iona (Florida) | 4,293.69 mi (6,910.03 km) |
| Idanha-a-Nova to Ionia (Michigan) | 3,886.17 mi (6,254.18 km) |
| Idanha-a-Nova to Iowa City (Iowa) | 4,220.90 mi (6,792.89 km) |
| Idanha-a-Nova to Irmo (South Carolina) | 3,982.62 mi (6,409.40 km) |
| Idanha-a-Nova to Irondale (Alabama) | 4,273.05 mi (6,876.81 km) |
| Idanha-a-Nova to Ironton (Ohio) | 3,910.51 mi (6,293.36 km) |
| Idanha-a-Nova to Irvine (California) | 5,694.83 mi (9,164.94 km) |
| Idanha-a-Nova to Irving (Texas) | 4,798.18 mi (7,721.93 km) |
| Idanha-a-Nova to Isabela (Puerto Rico) | 3,819.36 mi (6,146.67 km) |
