| Rock Island to Santa Ursula | 4,164.51 mi (6,702.13 km) |
| Rock Island to Santander | 4,208.83 mi (6,773.45 km) |
| Rock Island to Santany | 4,664.90 mi (7,507.44 km) |
| Rock Island to Santiago de Compostela | 4,022.61 mi (6,473.77 km) |
| Rock Island to Santiago del Teide | 4,153.22 mi (6,683.96 km) |
| Rock Island to Santiponce | 4,329.86 mi (6,968.24 km) |
| Rock Island to Santomera | 4,532.66 mi (7,294.61 km) |
| Rock Island to Santona | 4,224.50 mi (6,798.67 km) |
| Rock Island to Santurce-Antiguo | 4,246.76 mi (6,834.50 km) |
| Rock Island to Sarria | 4,075.57 mi (6,558.99 km) |
| Rock Island to Sauzal | 4,165.23 mi (6,703.28 km) |
| Rock Island to Sedavi | 4,508.69 mi (7,256.03 km) |
| Rock Island to Segorbe | 4,487.55 mi (7,222.01 km) |
| Rock Island to Segovia | 4,286.31 mi (6,898.15 km) |
| Rock Island to Senmanat | 4,532.23 mi (7,293.92 km) |
