| Ianca to Berga | 1,293.41 mi (2,081.54 km) |
| Ianca to Berja | 1,674.87 mi (2,695.45 km) |
| Ianca to Bermeo | 1,489.97 mi (2,397.88 km) |
| Ianca to Berriozar | 1,449.69 mi (2,333.05 km) |
| Ianca to Betanzos | 1,757.66 mi (2,828.69 km) |
| Ianca to Betera | 1,468.62 mi (2,363.51 km) |
| Ianca to Bilbao | 1,502.51 mi (2,418.05 km) |
| Ianca to Binefar | 1,374.19 mi (2,211.55 km) |
| Ianca to Binisalem | 1,306.45 mi (2,102.53 km) |
| Ianca to Blanes | 1,256.71 mi (2,022.48 km) |
| Ianca to Boadilla del Monte | 1,612.58 mi (2,595.20 km) |
| Ianca to Boiro | 1,803.91 mi (2,903.11 km) |
| Ianca to Bolanos de Calatrava | 1,647.25 mi (2,650.99 km) |
| Ianca to Bollullos de la Mitacion | 1,812.70 mi (2,917.26 km) |
| Ianca to Bollullos par del Condado | 1,832.18 mi (2,948.62 km) |
