| Portimao to Barberino di Mugello | 1,137.43 mi (1,830.52 km) |
| Portimao to Barcellona-Pozzo di Gotto | 1,297.97 mi (2,088.88 km) |
| Portimao to Bareggio | 1,072.72 mi (1,726.37 km) |
| Portimao to Barga | 1,103.37 mi (1,775.71 km) |
| Portimao to Bari | 1,384.00 mi (2,227.34 km) |
| Portimao to Barletta | 1,354.59 mi (2,179.99 km) |
| Portimao to Baronissi | 1,273.21 mi (2,049.04 km) |
| Portimao to Barrafranca | 1,247.60 mi (2,007.82 km) |
| Portimao to Bassano del Grappa | 1,202.35 mi (1,935.00 km) |
| Portimao to Battipaglia | 1,283.81 mi (2,066.09 km) |
| Portimao to Beinasco | 997.91 mi (1,605.98 km) |
| Portimao to Bellinzago Novarese | 1,061.23 mi (1,707.88 km) |
| Portimao to Belluno | 1,233.70 mi (1,985.45 km) |
| Portimao to Belmonte Mezzagno | 1,199.01 mi (1,929.63 km) |
| Portimao to Belpasso | 1,288.74 mi (2,074.03 km) |
