| SeaTac to Bispham | 4,589.97 mi (7,386.85 km) |
| SeaTac to Blackburn | 4,610.11 mi (7,419.26 km) |
| SeaTac to Blackpool | 4,591.73 mi (7,389.67 km) |
| SeaTac to Blairgowrie | 4,438.50 mi (7,143.08 km) |
| SeaTac to Blandford Forum | 4,773.37 mi (7,682.00 km) |
| SeaTac to Blaydon | 4,565.06 mi (7,346.75 km) |
| SeaTac to Bletchley | 4,750.24 mi (7,644.77 km) |
| SeaTac to Bloxwich | 4,683.22 mi (7,536.91 km) |
| SeaTac to Blunsdon Saint Andrew | 4,742.90 mi (7,632.96 km) |
| SeaTac to Blyth | 4,561.54 mi (7,341.09 km) |
| SeaTac to Bo'ness | 4,461.68 mi (7,180.39 km) |
| SeaTac to Bodmin | 4,723.10 mi (7,601.10 km) |
| SeaTac to Bognor Regis | 4,817.65 mi (7,753.26 km) |
| SeaTac to Bolsover | 4,668.88 mi (7,513.84 km) |
| SeaTac to Bolton | 4,620.54 mi (7,436.04 km) |
