| Detroit to Barberino di Mugello | 4,467.31 mi (7,189.43 km) |
| Detroit to Barcellona-Pozzo di Gotto | 4,877.17 mi (7,849.05 km) |
| Detroit to Bareggio | 4,318.70 mi (6,950.28 km) |
| Detroit to Barga | 4,433.63 mi (7,135.24 km) |
| Detroit to Bari | 4,815.40 mi (7,749.65 km) |
| Detroit to Barletta | 4,783.51 mi (7,698.32 km) |
| Detroit to Baronissi | 4,746.37 mi (7,638.55 km) |
| Detroit to Barrafranca | 4,868.19 mi (7,834.59 km) |
| Detroit to Bassano del Grappa | 4,416.81 mi (7,108.16 km) |
| Detroit to Battipaglia | 4,760.67 mi (7,661.55 km) |
| Detroit to Beinasco | 4,278.98 mi (6,886.36 km) |
| Detroit to Bellinzago Novarese | 4,300.13 mi (6,920.39 km) |
| Detroit to Belluno | 4,420.97 mi (7,114.87 km) |
| Detroit to Belmonte Mezzagno | 4,803.83 mi (7,731.01 km) |
| Detroit to Belpasso | 4,892.07 mi (7,873.03 km) |
