| Morriston to Sucha Beskidzka | 1,033.53 mi (1,663.31 km) |
| Morriston to Suchanino | 951.15 mi (1,530.72 km) |
| Morriston to Sulechow | 832.17 mi (1,339.26 km) |
| Morriston to Sulecin | 808.80 mi (1,301.63 km) |
| Morriston to Sulejowek | 1,069.17 mi (1,720.66 km) |
| Morriston to Suwalki | 1,125.79 mi (1,811.78 km) |
| Morriston to Swarzedz | 891.33 mi (1,434.46 km) |
| Morriston to Swidnica | 881.96 mi (1,419.38 km) |
| Morriston to Swidnik | 1,141.31 mi (1,836.77 km) |
| Morriston to Swidwin | 834.68 mi (1,343.28 km) |
| Morriston to Swiebodzice | 875.32 mi (1,408.69 km) |
| Morriston to Swiecie | 943.92 mi (1,519.10 km) |
| Morriston to Swiedbodzin | 827.58 mi (1,331.87 km) |
| Morriston to Swietochlowice | 994.72 mi (1,600.84 km) |
| Morriston to Swinoujscie | 773.46 mi (1,244.76 km) |
