| Humacao to Santa Ursula | 3,187.85 mi (5,130.35 km) |
| Humacao to Santander | 3,969.89 mi (6,388.92 km) |
| Humacao to Santany | 4,319.53 mi (6,951.62 km) |
| Humacao to Santiago de Compostela | 3,727.94 mi (5,999.55 km) |
| Humacao to Santiago del Teide | 3,167.97 mi (5,098.36 km) |
| Humacao to Santiponce | 3,821.36 mi (6,149.89 km) |
| Humacao to Santomera | 4,095.31 mi (6,590.77 km) |
| Humacao to Santona | 3,987.11 mi (6,416.63 km) |
| Humacao to Santurce-Antiguo | 4,007.75 mi (6,449.85 km) |
| Humacao to Sarria | 3,783.58 mi (6,089.08 km) |
| Humacao to Sauzal | 3,191.36 mi (5,136.00 km) |
| Humacao to Sedavi | 4,131.92 mi (6,649.68 km) |
| Humacao to Segorbe | 4,126.77 mi (6,641.40 km) |
| Humacao to Segovia | 3,939.39 mi (6,339.84 km) |
| Humacao to Senmanat | 4,265.56 mi (6,864.76 km) |
