| Bilbao to Bahcesaray | 2,391.58 mi (3,848.88 km) |
| Bilbao to Balikesir | 1,605.74 mi (2,584.19 km) |
| Bilbao to Balya | 1,588.04 mi (2,555.70 km) |
| Bilbao to Banaz | 1,720.96 mi (2,769.63 km) |
| Bilbao to Bandirma | 1,594.42 mi (2,565.98 km) |
| Bilbao to Bartin | 1,787.94 mi (2,877.40 km) |
| Bilbao to Baskale | 2,454.03 mi (3,949.39 km) |
| Bilbao to Baskil | 2,180.68 mi (3,509.47 km) |
| Bilbao to Basmakci | 1,755.40 mi (2,825.05 km) |
| Bilbao to Batman | 2,314.49 mi (3,724.81 km) |
| Bilbao to Battalgazi | 2,161.61 mi (3,478.77 km) |
| Bilbao to Bayat | 1,903.44 mi (3,063.30 km) |
| Bilbao to Bayburt | 2,208.93 mi (3,554.94 km) |
| Bilbao to Bayindir | 1,628.25 mi (2,620.42 km) |
| Bilbao to Baykan | 2,339.56 mi (3,765.15 km) |
