| Sligo to Berga | 963.69 mi (1,550.91 km) |
| Sligo to Berja | 1,232.20 mi (1,983.04 km) |
| Sligo to Bermeo | 793.18 mi (1,276.50 km) |
| Sligo to Berriozar | 848.05 mi (1,364.80 km) |
| Sligo to Betanzos | 759.26 mi (1,221.92 km) |
| Sligo to Betera | 1,080.57 mi (1,739.01 km) |
| Sligo to Bilbao | 801.12 mi (1,289.28 km) |
| Sligo to Binefar | 947.26 mi (1,524.48 km) |
| Sligo to Binisalem | 1,136.92 mi (1,829.70 km) |
| Sligo to Blanes | 1,011.65 mi (1,628.10 km) |
| Sligo to Boadilla del Monte | 981.10 mi (1,578.92 km) |
| Sligo to Boiro | 802.86 mi (1,292.08 km) |
| Sligo to Bolanos de Calatrava | 1,086.12 mi (1,747.94 km) |
| Sligo to Bollullos de la Mitacion | 1,175.28 mi (1,891.43 km) |
| Sligo to Bollullos par del Condado | 1,173.45 mi (1,888.49 km) |
