| Swansea to Sentrupert | 4,984.08 mi (8,021.11 km) |
| Swansea to Sevnica | 4,990.88 mi (8,032.05 km) |
| Swansea to Sezana | 4,948.75 mi (7,964.24 km) |
| Swansea to Skocjan | 4,994.71 mi (8,038.22 km) |
| Swansea to Skofja Loka | 4,946.11 mi (7,959.99 km) |
| Swansea to Skofljica | 4,964.20 mi (7,989.11 km) |
| Swansea to Slovenj Gradec | 4,961.33 mi (7,984.48 km) |
| Swansea to Slovenska Bistrica | 4,985.06 mi (8,022.68 km) |
| Swansea to Slovenske Konjice | 4,981.53 mi (8,016.99 km) |
| Swansea to Smarje | 4,989.76 mi (8,030.25 km) |
| Swansea to Smarjeske Toplice | 4,993.93 mi (8,036.96 km) |
| Swansea to Smartno | 4,972.00 mi (8,001.66 km) |
| Swansea to Smartno | 4,967.09 mi (7,993.76 km) |
| Swansea to Sodrazica | 4,975.79 mi (8,007.76 km) |
| Swansea to Solcava | 4,950.39 mi (7,966.88 km) |
