| Heek to Sestao | 767.17 mi (1,234.64 km) |
| Heek to Sevilla | 1,208.32 mi (1,944.61 km) |
| Heek to Sevilla La Nueva | 969.23 mi (1,559.83 km) |
| Heek to Silla | 951.55 mi (1,531.37 km) |
| Heek to Silleda | 964.59 mi (1,552.36 km) |
| Heek to Sitges | 792.19 mi (1,274.91 km) |
| Heek to Socuellamos | 1,004.33 mi (1,616.31 km) |
| Heek to Soller | 878.68 mi (1,414.09 km) |
| Heek to Solsona | 746.55 mi (1,201.46 km) |
| Heek to Son Servera | 881.62 mi (1,418.83 km) |
| Heek to Sonseca | 1,006.53 mi (1,619.86 km) |
| Heek to Sopelana | 762.39 mi (1,226.95 km) |
| Heek to Soria | 843.99 mi (1,358.28 km) |
| Heek to Suances | 790.66 mi (1,272.45 km) |
| Heek to Sueca | 960.15 mi (1,545.22 km) |
