| SeaTac to Borsbeek | 4,927.52 mi (7,930.08 km) |
| SeaTac to Boussu | 4,953.71 mi (7,972.23 km) |
| SeaTac to Braine-l'Alleud | 4,954.19 mi (7,973.00 km) |
| SeaTac to Braine-le-Chateau | 4,951.41 mi (7,968.53 km) |
| SeaTac to Braine-le-Comte | 4,952.78 mi (7,970.73 km) |
| SeaTac to Brasschaat | 4,922.40 mi (7,921.83 km) |
| SeaTac to Brecht | 4,922.72 mi (7,922.36 km) |
| SeaTac to Bredene | 4,887.89 mi (7,866.30 km) |
| SeaTac to Bree | 4,958.34 mi (7,979.67 km) |
| SeaTac to Bruges | 4,895.56 mi (7,878.64 km) |
| SeaTac to Brussels | 4,944.30 mi (7,957.08 km) |
| SeaTac to Buggenhout | 4,931.81 mi (7,936.98 km) |
| SeaTac to Chapelle-lez-Herlaimont | 4,964.11 mi (7,988.96 km) |
| SeaTac to Charleroi | 4,971.66 mi (8,001.11 km) |
| SeaTac to Chatelet | 4,973.75 mi (8,004.48 km) |
