| Llanelli to Sunbury | 161.62 mi (260.11 km) |
| Llanelli to Sunderland | 250.47 mi (403.09 km) |
| Llanelli to Sunninghill | 151.98 mi (244.58 km) |
| Llanelli to Surbiton | 166.90 mi (268.60 km) |
| Llanelli to Sutton | 171.91 mi (276.67 km) |
| Llanelli to Sutton Coldfield | 116.40 mi (187.32 km) |
| Llanelli to Sutton in Ashfield | 157.70 mi (253.80 km) |
| Llanelli to Sutton on Hull | 216.84 mi (348.97 km) |
| Llanelli to Swadlincote | 133.53 mi (214.90 km) |
| Llanelli to Swallownest | 166.35 mi (267.71 km) |
| Llanelli to Swanage | 121.01 mi (194.74 km) |
| Llanelli to Swindon | 102.58 mi (165.08 km) |
| Llanelli to Swinton | 172.68 mi (277.89 km) |
| Llanelli to Swinton | 147.64 mi (237.61 km) |
| Llanelli to Syston | 148.24 mi (238.56 km) |
