| Trieste to Bougival | 588.14 mi (946.52 km) |
| Trieste to Bouguenais | 739.51 mi (1,190.13 km) |
| Trieste to Boulogne-Billancourt | 583.12 mi (938.44 km) |
| Trieste to Boulogne-sur-Mer | 659.47 mi (1,061.31 km) |
| Trieste to Bourg-de-Peage | 425.37 mi (684.57 km) |
| Trieste to Bourg-en-Bresse | 412.08 mi (663.17 km) |
| Trieste to Bourg-la-Reine | 578.73 mi (931.38 km) |
| Trieste to Bourg-les-Valence | 433.83 mi (698.18 km) |
| Trieste to Bourges | 550.73 mi (886.31 km) |
| Trieste to Bourgoin-Jallieu | 410.45 mi (660.55 km) |
| Trieste to Bressuire | 685.31 mi (1,102.90 km) |
| Trieste to Brest | 878.44 mi (1,413.72 km) |
| Trieste to Bretigny-sur-Orge | 575.72 mi (926.53 km) |
| Trieste to Breuillet | 580.75 mi (934.63 km) |
| Trieste to Briancon | 350.71 mi (564.42 km) |
