| SeaTac to Wisbech | 4,736.95 mi (7,623.38 km) |
| SeaTac to Wishaw | 4,466.43 mi (7,188.02 km) |
| SeaTac to Witham | 4,796.70 mi (7,719.55 km) |
| SeaTac to Witney | 4,741.75 mi (7,631.11 km) |
| SeaTac to Woking | 4,792.82 mi (7,713.31 km) |
| SeaTac to Wokingham | 4,779.11 mi (7,691.24 km) |
| SeaTac to Wollaston | 4,687.07 mi (7,543.10 km) |
| SeaTac to Wolverhampton | 4,681.44 mi (7,534.05 km) |
| SeaTac to Wolverton | 4,744.46 mi (7,635.47 km) |
| SeaTac to Wombourn | 4,682.89 mi (7,536.39 km) |
| SeaTac to Wombwell | 4,650.61 mi (7,484.44 km) |
| SeaTac to Wooburn | 4,773.77 mi (7,682.63 km) |
| SeaTac to Wood Green | 4,788.02 mi (7,705.58 km) |
| SeaTac to Woodhouse | 4,659.80 mi (7,499.22 km) |
| SeaTac to Woodlesford | 4,636.32 mi (7,461.44 km) |
