| Idanha-a-Nova to Ansonia (Connecticut) | 3,367.01 mi (5,418.68 km) |
| Idanha-a-Nova to Antelope (California) | 5,595.46 mi (9,005.03 km) |
| Idanha-a-Nova to Anthem (Arizona) | 5,445.97 mi (8,764.44 km) |
| Idanha-a-Nova to Antioch (California) | 5,648.13 mi (9,089.78 km) |
| Idanha-a-Nova to Antioch (Illinois) | 4,037.94 mi (6,498.44 km) |
| Idanha-a-Nova to Apache Junction (Arizona) | 5,441.31 mi (8,756.94 km) |
| Idanha-a-Nova to Apex (North Carolina) | 3,813.63 mi (6,137.45 km) |
| Idanha-a-Nova to Apollo Beach (Florida) | 4,269.58 mi (6,871.23 km) |
| Idanha-a-Nova to Apopka (Florida) | 4,190.14 mi (6,743.38 km) |
| Idanha-a-Nova to Apple Valley (California) | 5,630.70 mi (9,061.74 km) |
| Idanha-a-Nova to Apple Valley (Minnesota) | 4,191.05 mi (6,744.84 km) |
| Idanha-a-Nova to Appleton (Wisconsin) | 3,995.80 mi (6,430.62 km) |
| Idanha-a-Nova to Arbutus (Maryland) | 3,599.43 mi (5,792.72 km) |
| Idanha-a-Nova to Arcadia (California) | 5,683.99 mi (9,147.50 km) |
| Idanha-a-Nova to Arcata (California) | 5,590.75 mi (8,997.44 km) |
