| Conwy to Sucha Beskidzka | 1,031.23 mi (1,659.60 km) |
| Conwy to Suchanino | 914.25 mi (1,471.34 km) |
| Conwy to Sulechow | 816.20 mi (1,313.54 km) |
| Conwy to Sulecin | 789.88 mi (1,271.20 km) |
| Conwy to Sulejowek | 1,046.86 mi (1,684.76 km) |
| Conwy to Suwalki | 1,089.72 mi (1,753.74 km) |
| Conwy to Swarzedz | 871.19 mi (1,402.05 km) |
| Conwy to Swidnica | 875.87 mi (1,409.58 km) |
| Conwy to Swidnik | 1,124.66 mi (1,809.97 km) |
| Conwy to Swidwin | 802.98 mi (1,292.27 km) |
| Conwy to Swiebodzice | 869.31 mi (1,399.02 km) |
| Conwy to Swiecie | 914.57 mi (1,471.85 km) |
| Conwy to Swiedbodzin | 810.14 mi (1,303.80 km) |
| Conwy to Swietochlowice | 989.44 mi (1,592.35 km) |
| Conwy to Swinoujscie | 740.62 mi (1,191.91 km) |
