| Thornton Heath to Smyrna (Delaware) | 3,592.03 mi (5,780.81 km) |
| Thornton Heath to Smyrna (Georgia) | 4,209.51 mi (6,774.55 km) |
| Thornton Heath to Smyrna (Tennessee) | 4,188.57 mi (6,740.85 km) |
| Thornton Heath to Snellville (Georgia) | 4,188.92 mi (6,741.42 km) |
| Thornton Heath to Snoqualmie (Washington) | 4,782.09 mi (7,696.03 km) |
| Thornton Heath to Snyder (Texas) | 4,912.29 mi (7,905.57 km) |
| Thornton Heath to Socastee (South Carolina) | 3,991.06 mi (6,422.99 km) |
| Thornton Heath to Socorro (Texas) | 5,168.15 mi (8,317.33 km) |
| Thornton Heath to Soddy-Daisy (Tennessee) | 4,168.63 mi (6,708.76 km) |
| Thornton Heath to Solana Beach (California) | 5,474.46 mi (8,810.30 km) |
| Thornton Heath to Soledad (California) | 5,405.08 mi (8,698.64 km) |
| Thornton Heath to Solon (Ohio) | 3,733.71 mi (6,008.82 km) |
| Thornton Heath to Somers Point (New Jersey) | 3,549.87 mi (5,712.96 km) |
| Thornton Heath to Somerset (Kentucky) | 4,058.54 mi (6,531.59 km) |
| Thornton Heath to Somerset (New Jersey) | 3,493.38 mi (5,622.06 km) |
