| Skien to Sestao | 1,220.60 mi (1,964.36 km) |
| Skien to Sevilla | 1,668.50 mi (2,685.18 km) |
| Skien to Sevilla La Nueva | 1,430.74 mi (2,302.56 km) |
| Skien to Silla | 1,439.23 mi (2,316.22 km) |
| Skien to Silleda | 1,369.02 mi (2,203.22 km) |
| Skien to Sitges | 1,286.23 mi (2,069.98 km) |
| Skien to Socuellamos | 1,478.80 mi (2,379.91 km) |
| Skien to Soller | 1,376.31 mi (2,214.96 km) |
| Skien to Solsona | 1,238.34 mi (1,992.91 km) |
| Skien to Son Servera | 1,380.27 mi (2,221.32 km) |
| Skien to Sonseca | 1,471.51 mi (2,368.17 km) |
| Skien to Sopelana | 1,215.57 mi (1,956.27 km) |
| Skien to Soria | 1,311.13 mi (2,110.07 km) |
| Skien to Suances | 1,232.70 mi (1,983.84 km) |
| Skien to Sueca | 1,448.58 mi (2,331.27 km) |
