| Idanha-a-Nova to Blue Springs (Missouri) | 4,438.07 mi (7,142.38 km) |
| Idanha-a-Nova to Bluffdale (Utah) | 5,142.61 mi (8,276.23 km) |
| Idanha-a-Nova to Bluffton (Indiana) | 3,959.19 mi (6,371.70 km) |
| Idanha-a-Nova to Bluffton (South Carolina) | 4,034.02 mi (6,492.12 km) |
| Idanha-a-Nova to Blythe (California) | 5,564.37 mi (8,954.99 km) |
| Idanha-a-Nova to Blytheville (Arkansas) | 4,344.99 mi (6,992.59 km) |
| Idanha-a-Nova to Boca Raton (Florida) | 4,202.97 mi (6,764.02 km) |
| Idanha-a-Nova to Boerne (Texas) | 5,006.51 mi (8,057.20 km) |
| Idanha-a-Nova to Bogalusa (Louisiana) | 4,533.37 mi (7,295.76 km) |
| Idanha-a-Nova to Boiling Springs (South Carolina) | 3,989.82 mi (6,420.99 km) |
| Idanha-a-Nova to Boise (Idaho) | 5,170.14 mi (8,320.54 km) |
| Idanha-a-Nova to Bolingbrook (Illinois) | 4,064.34 mi (6,540.92 km) |
| Idanha-a-Nova to Bolivar (Missouri) | 4,449.97 mi (7,161.54 km) |
| Idanha-a-Nova to Bon Air (Virginia) | 3,693.26 mi (5,943.73 km) |
| Idanha-a-Nova to Bonham (Texas) | 4,732.40 mi (7,616.06 km) |
