| Boston to Sunbury | 108.51 mi (174.63 km) |
| Boston to Sunderland | 144.48 mi (232.52 km) |
| Boston to Sunninghill | 111.85 mi (180.00 km) |
| Boston to Surbiton | 109.84 mi (176.76 km) |
| Boston to Sutton | 111.38 mi (179.24 km) |
| Boston to Sutton Coldfield | 80.45 mi (129.47 km) |
| Boston to Sutton in Ashfield | 52.53 mi (84.54 km) |
| Boston to Sutton on Hull | 56.94 mi (91.64 km) |
| Boston to Swadlincote | 65.51 mi (105.43 km) |
| Boston to Swallownest | 60.29 mi (97.04 km) |
| Boston to Swanage | 183.25 mi (294.92 km) |
| Boston to Swindon | 122.77 mi (197.58 km) |
| Boston to Swinton | 64.20 mi (103.32 km) |
| Boston to Swinton | 102.87 mi (165.55 km) |
| Boston to Syston | 48.07 mi (77.36 km) |
