| Onex to Barberino di Mugello | 292.43 mi (470.62 km) |
| Onex to Barcellona-Pozzo di Gotto | 724.30 mi (1,165.65 km) |
| Onex to Bareggio | 147.38 mi (237.18 km) |
| Onex to Barga | 258.47 mi (415.97 km) |
| Onex to Bari | 640.87 mi (1,031.38 km) |
| Onex to Barletta | 608.67 mi (979.56 km) |
| Onex to Baronissi | 574.01 mi (923.78 km) |
| Onex to Barrafranca | 737.56 mi (1,186.98 km) |
| Onex to Bassano del Grappa | 272.01 mi (437.76 km) |
| Onex to Battipaglia | 588.25 mi (946.70 km) |
| Onex to Beinasco | 107.88 mi (173.61 km) |
| Onex to Bellinzago Novarese | 128.70 mi (207.12 km) |
| Onex to Belluno | 292.66 mi (470.99 km) |
| Onex to Belmonte Mezzagno | 673.98 mi (1,084.66 km) |
| Onex to Belpasso | 748.57 mi (1,204.71 km) |
