| Donostia to Borsbeek | 622.56 mi (1,001.91 km) |
| Donostia to Boussu | 561.70 mi (903.97 km) |
| Donostia to Braine-l'Alleud | 589.60 mi (948.86 km) |
| Donostia to Braine-le-Chateau | 587.28 mi (945.13 km) |
| Donostia to Braine-le-Comte | 579.29 mi (932.28 km) |
| Donostia to Brasschaat | 628.19 mi (1,010.97 km) |
| Donostia to Brecht | 634.78 mi (1,021.59 km) |
| Donostia to Bredene | 593.74 mi (955.53 km) |
| Donostia to Bree | 645.29 mi (1,038.49 km) |
| Donostia to Bruges | 596.82 mi (960.49 km) |
| Donostia to Brussels | 598.82 mi (963.71 km) |
| Donostia to Buggenhout | 604.37 mi (972.64 km) |
| Donostia to Chapelle-lez-Herlaimont | 575.09 mi (925.52 km) |
| Donostia to Charleroi | 574.92 mi (925.25 km) |
| Donostia to Chatelet | 577.00 mi (928.58 km) |
