| Abertawe to Smyrna (Delaware) | 3,429.53 mi (5,519.29 km) |
| Abertawe to Smyrna (Georgia) | 4,047.57 mi (6,513.93 km) |
| Abertawe to Smyrna (Tennessee) | 4,028.79 mi (6,483.70 km) |
| Abertawe to Snellville (Georgia) | 4,026.77 mi (6,480.45 km) |
| Abertawe to Snoqualmie (Washington) | 4,666.38 mi (7,509.82 km) |
| Abertawe to Snyder (Texas) | 4,759.19 mi (7,659.17 km) |
| Abertawe to Socastee (South Carolina) | 3,827.06 mi (6,159.06 km) |
| Abertawe to Socorro (Texas) | 5,018.51 mi (8,076.50 km) |
| Abertawe to Soddy-Daisy (Tennessee) | 4,007.75 mi (6,449.85 km) |
| Abertawe to Solana Beach (California) | 5,337.00 mi (8,589.08 km) |
| Abertawe to Soledad (California) | 5,275.92 mi (8,490.78 km) |
| Abertawe to Solon (Ohio) | 3,575.27 mi (5,753.84 km) |
| Abertawe to Somers Point (New Jersey) | 3,387.02 mi (5,450.88 km) |
| Abertawe to Somerset (Kentucky) | 3,898.53 mi (6,274.07 km) |
| Abertawe to Somerset (New Jersey) | 3,331.19 mi (5,361.04 km) |
