| Sligo to Azcoitia | 815.34 mi (1,312.16 km) |
| Sligo to Azpeitia | 815.86 mi (1,313.00 km) |
| Sligo to Azuqueca de Henares | 976.94 mi (1,572.23 km) |
| Sligo to Badajoz | 1,065.44 mi (1,714.67 km) |
| Sligo to Badalona | 1,013.86 mi (1,631.66 km) |
| Sligo to Baena | 1,167.18 mi (1,878.39 km) |
| Sligo to Baeza | 1,149.71 mi (1,850.27 km) |
| Sligo to Bailen | 1,140.07 mi (1,834.76 km) |
| Sligo to Balaguer | 961.07 mi (1,546.69 km) |
| Sligo to Banolas | 983.68 mi (1,583.08 km) |
| Sligo to Baranain | 850.48 mi (1,368.72 km) |
| Sligo to Barbadanes | 827.22 mi (1,331.28 km) |
| Sligo to Barbastro | 932.00 mi (1,499.90 km) |
| Sligo to Barcelona | 1,015.79 mi (1,634.76 km) |
| Sligo to Bargas | 1,011.38 mi (1,627.66 km) |
