| Llantrisant to Sucha Beskidzka | 1,009.63 mi (1,624.85 km) |
| Llantrisant to Suchanino | 931.42 mi (1,498.97 km) |
| Llantrisant to Sulechow | 809.79 mi (1,303.23 km) |
| Llantrisant to Sulecin | 786.78 mi (1,266.21 km) |
| Llantrisant to Sulejowek | 1,047.31 mi (1,685.49 km) |
| Llantrisant to Suwalki | 1,105.76 mi (1,779.55 km) |
| Llantrisant to Swarzedz | 869.37 mi (1,399.12 km) |
| Llantrisant to Swidnica | 858.50 mi (1,381.63 km) |
| Llantrisant to Swidnik | 1,118.75 mi (1,800.45 km) |
| Llantrisant to Swidwin | 814.32 mi (1,310.53 km) |
| Llantrisant to Swiebodzice | 851.86 mi (1,370.94 km) |
| Llantrisant to Swiecie | 923.10 mi (1,485.59 km) |
| Llantrisant to Swiedbodzin | 805.37 mi (1,296.12 km) |
| Llantrisant to Swietochlowice | 971.10 mi (1,562.83 km) |
| Llantrisant to Swinoujscie | 753.37 mi (1,212.43 km) |
