| SeaTac to Sudbury | 4,785.65 mi (7,701.76 km) |
| SeaTac to Sunbury | 4,789.44 mi (7,707.85 km) |
| SeaTac to Sunderland | 4,576.63 mi (7,365.37 km) |
| SeaTac to Sunninghill | 4,784.43 mi (7,699.80 km) |
| SeaTac to Surbiton | 4,794.11 mi (7,715.38 km) |
| SeaTac to Sutton | 4,798.59 mi (7,722.58 km) |
| SeaTac to Sutton Coldfield | 4,690.77 mi (7,549.06 km) |
| SeaTac to Sutton in Ashfield | 4,675.24 mi (7,524.08 km) |
| SeaTac to Sutton on Hull | 4,664.37 mi (7,506.58 km) |
| SeaTac to Swadlincote | 4,686.41 mi (7,542.04 km) |
| SeaTac to Swallownest | 4,660.81 mi (7,500.85 km) |
| SeaTac to Swanage | 4,792.35 mi (7,712.55 km) |
| SeaTac to Swindon | 4,745.86 mi (7,637.73 km) |
| SeaTac to Swinton | 4,654.33 mi (7,490.42 km) |
| SeaTac to Swinton | 4,626.34 mi (7,445.38 km) |
