| Marki to Sestao | 1,271.62 mi (2,046.48 km) |
| Marki to Sevilla | 1,671.93 mi (2,690.72 km) |
| Marki to Sevilla La Nueva | 1,444.96 mi (2,325.44 km) |
| Marki to Silla | 1,359.89 mi (2,188.54 km) |
| Marki to Silleda | 1,508.00 mi (2,426.90 km) |
| Marki to Sitges | 1,185.70 mi (1,908.20 km) |
| Marki to Socuellamos | 1,449.84 mi (2,333.29 km) |
| Marki to Soller | 1,231.14 mi (1,981.32 km) |
| Marki to Solsona | 1,158.35 mi (1,864.18 km) |
| Marki to Son Servera | 1,217.17 mi (1,958.84 km) |
| Marki to Sonseca | 1,473.05 mi (2,370.64 km) |
| Marki to Sopelana | 1,267.59 mi (2,039.99 km) |
| Marki to Soria | 1,318.71 mi (2,122.27 km) |
| Marki to Suances | 1,308.22 mi (2,105.38 km) |
| Marki to Sueca | 1,364.62 mi (2,196.14 km) |
