| Donostia to Blumberg | 595.91 mi (959.02 km) |
| Donostia to Bobenheim-Roxheim | 654.40 mi (1,053.16 km) |
| Donostia to Bobingen | 703.61 mi (1,132.35 km) |
| Donostia to Boblingen | 643.90 mi (1,036.26 km) |
| Donostia to Bocholt | 710.65 mi (1,143.69 km) |
| Donostia to Bochum | 708.05 mi (1,139.49 km) |
| Donostia to Bockenem | 821.47 mi (1,322.02 km) |
| Donostia to Bockhorn | 832.33 mi (1,339.51 km) |
| Donostia to Bogen | 799.79 mi (1,287.13 km) |
| Donostia to Bohl-Iggelheim | 643.68 mi (1,035.90 km) |
| Donostia to Bohmte | 784.95 mi (1,263.26 km) |
| Donostia to Boizenburg | 903.82 mi (1,454.55 km) |
| Donostia to Bonen | 729.56 mi (1,174.11 km) |
| Donostia to Bonn | 666.26 mi (1,072.24 km) |
| Donostia to Bopfingen | 702.66 mi (1,130.82 km) |
