| SeaTac to Benisa | 5,508.62 mi (8,865.26 km) |
| SeaTac to Berga | 5,371.91 mi (8,645.26 km) |
| SeaTac to Berja | 5,516.27 mi (8,877.59 km) |
| SeaTac to Bermeo | 5,161.24 mi (8,306.21 km) |
| SeaTac to Berriozar | 5,225.55 mi (8,409.71 km) |
| SeaTac to Betanzos | 4,995.42 mi (8,039.34 km) |
| SeaTac to Betera | 5,443.26 mi (8,760.08 km) |
| SeaTac to Bilbao | 5,164.11 mi (8,310.84 km) |
| SeaTac to Binefar | 5,340.08 mi (8,594.03 km) |
| SeaTac to Binisalem | 5,538.71 mi (8,913.70 km) |
| SeaTac to Blanes | 5,423.81 mi (8,728.78 km) |
| SeaTac to Boadilla del Monte | 5,290.04 mi (8,513.50 km) |
| SeaTac to Boiro | 5,005.83 mi (8,056.10 km) |
| SeaTac to Bolanos de Calatrava | 5,378.64 mi (8,656.09 km) |
| SeaTac to Bollullos de la Mitacion | 5,382.45 mi (8,662.21 km) |
