| Donostia to Brownsburg (Indiana) | 4,173.15 mi (6,716.04 km) |
| Donostia to Brownsville (Florida) | 4,449.70 mi (7,161.10 km) |
| Donostia to Brownsville (Texas) | 5,265.85 mi (8,474.57 km) |
| Donostia to Brownwood (Texas) | 5,073.26 mi (8,164.62 km) |
| Donostia to Brunswick (Georgia) | 4,288.72 mi (6,902.04 km) |
| Donostia to Brunswick (Ohio) | 3,918.54 mi (6,306.28 km) |
| Donostia to Brushy Creek (Texas) | 5,072.43 mi (8,163.29 km) |
| Donostia to Bryan (Texas) | 5,004.35 mi (8,053.72 km) |
| Donostia to Bryant (Arkansas) | 4,656.49 mi (7,493.90 km) |
| Donostia to Bryn Mawr-Skyway (Washington) | 5,185.08 mi (8,344.58 km) |
| Donostia to Buckeye (Arizona) | 5,567.28 mi (8,959.67 km) |
| Donostia to Buckhall (Virginia) | 3,809.62 mi (6,130.99 km) |
| Donostia to Bucyrus (Ohio) | 3,985.68 mi (6,414.33 km) |
| Donostia to Buda (Texas) | 5,097.20 mi (8,203.16 km) |
| Donostia to Buena Park (California) | 5,753.58 mi (9,259.48 km) |
