| Llantrisant to Sabadell | 737.49 mi (1,186.87 km) |
| Llantrisant to Sabinanigo | 639.23 mi (1,028.74 km) |
| Llantrisant to Sagunto | 833.23 mi (1,340.95 km) |
| Llantrisant to Salamanca | 738.84 mi (1,189.05 km) |
| Llantrisant to Salobrena | 1,022.31 mi (1,645.25 km) |
| Llantrisant to Salou | 753.83 mi (1,213.17 km) |
| Llantrisant to Salt | 721.82 mi (1,161.66 km) |
| Llantrisant to Salvatierra de Mino | 696.58 mi (1,121.04 km) |
| Llantrisant to Sama | 579.52 mi (932.65 km) |
| Llantrisant to San Adrian de Besos | 747.04 mi (1,202.25 km) |
| Llantrisant to San Agustin de Guadalix | 750.71 mi (1,208.15 km) |
| Llantrisant to San Andres de la Barca | 741.94 mi (1,194.04 km) |
| Llantrisant to San Andres de Llevaneras | 742.28 mi (1,194.58 km) |
| Llantrisant to San Andres del Rabanedo | 625.42 mi (1,006.52 km) |
| Llantrisant to San Bartolome | 1,750.30 mi (2,816.83 km) |
