| Heum to Sestao | 1,224.39 mi (1,970.47 km) |
| Heum to Sevilla | 1,672.25 mi (2,691.22 km) |
| Heum to Sevilla La Nueva | 1,434.15 mi (2,308.04 km) |
| Heum to Silla | 1,439.60 mi (2,316.82 km) |
| Heum to Silleda | 1,376.34 mi (2,215.01 km) |
| Heum to Sitges | 1,285.30 mi (2,068.50 km) |
| Heum to Socuellamos | 1,480.95 mi (2,383.36 km) |
| Heum to Soller | 1,374.32 mi (2,211.75 km) |
| Heum to Solsona | 1,237.87 mi (1,992.15 km) |
| Heum to Son Servera | 1,377.71 mi (2,217.21 km) |
| Heum to Sonseca | 1,474.64 mi (2,373.20 km) |
| Heum to Sopelana | 1,219.38 mi (1,962.40 km) |
| Heum to Soria | 1,313.87 mi (2,114.47 km) |
| Heum to Suances | 1,237.37 mi (1,991.36 km) |
| Heum to Sueca | 1,448.83 mi (2,331.67 km) |
