| Boulogne-Billancourt to Zottegem | 156.60 mi (252.02 km) |
| Boulogne-Billancourt to Zulte | 153.30 mi (246.71 km) |
| Boulogne-Billancourt to Zwevegem | 144.22 mi (232.10 km) |
| Boulogne-Billancourt to Zwijndrecht | 188.93 mi (304.05 km) |
| Boulogne-Billancourt to Asenovgrad | 1,188.25 mi (1,912.30 km) |
| Boulogne-Billancourt to Aytos | 1,270.80 mi (2,045.15 km) |
| Boulogne-Billancourt to Balchik | 1,288.99 mi (2,074.43 km) |
| Boulogne-Billancourt to Bankya | 1,088.04 mi (1,751.03 km) |
| Boulogne-Billancourt to Bansko | 1,134.50 mi (1,825.79 km) |
| Boulogne-Billancourt to Berkovitsa | 1,069.28 mi (1,720.83 km) |
| Boulogne-Billancourt to Blagoevgrad | 1,110.75 mi (1,787.58 km) |
| Boulogne-Billancourt to Botevgrad | 1,110.07 mi (1,786.48 km) |
| Boulogne-Billancourt to Burgas | 1,287.12 mi (2,071.42 km) |
| Boulogne-Billancourt to Byala Slatina | 1,098.00 mi (1,767.06 km) |
| Boulogne-Billancourt to Chirpan | 1,201.96 mi (1,934.37 km) |
