| Iernut to Santander | 1,378.90 mi (2,219.12 km) |
| Iernut to Santany | 1,170.59 mi (1,883.88 km) |
| Iernut to Santiago de Compostela | 1,617.65 mi (2,603.35 km) |
| Iernut to Santiago del Teide | 2,540.39 mi (4,088.36 km) |
| Iernut to Santiponce | 1,663.33 mi (2,676.87 km) |
| Iernut to Santomera | 1,408.91 mi (2,267.41 km) |
| Iernut to Santona | 1,362.83 mi (2,193.26 km) |
| Iernut to Santurce-Antiguo | 1,344.99 mi (2,164.56 km) |
| Iernut to Sarria | 1,566.29 mi (2,520.69 km) |
| Iernut to Sauzal | 2,514.65 mi (4,046.94 km) |
| Iernut to Sedavi | 1,329.70 mi (2,139.94 km) |
| Iernut to Segorbe | 1,320.39 mi (2,124.96 km) |
| Iernut to Segovia | 1,457.69 mi (2,345.92 km) |
| Iernut to Senmanat | 1,143.26 mi (1,839.89 km) |
| Iernut to Sesena | 1,463.08 mi (2,354.60 km) |
