| Grande-Synthe to Barcellona-Pozzo di Gotto | 1,089.20 mi (1,752.90 km) |
| Grande-Synthe to Bareggio | 490.91 mi (790.04 km) |
| Grande-Synthe to Barga | 611.89 mi (984.75 km) |
| Grande-Synthe to Bari | 973.50 mi (1,566.70 km) |
| Grande-Synthe to Barletta | 943.81 mi (1,518.91 km) |
| Grande-Synthe to Baronissi | 926.37 mi (1,490.84 km) |
| Grande-Synthe to Barrafranca | 1,108.87 mi (1,784.55 km) |
| Grande-Synthe to Bassano del Grappa | 563.76 mi (907.29 km) |
| Grande-Synthe to Battipaglia | 940.15 mi (1,513.03 km) |
| Grande-Synthe to Beinasco | 480.61 mi (773.46 km) |
| Grande-Synthe to Bellinzago Novarese | 474.45 mi (763.56 km) |
| Grande-Synthe to Belluno | 563.81 mi (907.37 km) |
| Grande-Synthe to Belmonte Mezzagno | 1,046.29 mi (1,683.85 km) |
| Grande-Synthe to Belpasso | 1,116.50 mi (1,796.83 km) |
| Grande-Synthe to Belvedere Marittimo | 1,023.50 mi (1,647.17 km) |
