| Piraeus to Santander | 1,480.18 mi (2,382.12 km) |
| Piraeus to Santany | 1,109.10 mi (1,784.92 km) |
| Piraeus to Santiago de Compostela | 1,716.57 mi (2,762.55 km) |
| Piraeus to Santiago del Teide | 2,413.86 mi (3,884.74 km) |
| Piraeus to Santiponce | 1,616.82 mi (2,602.02 km) |
| Piraeus to Santomera | 1,340.60 mi (2,157.49 km) |
| Piraeus to Santona | 1,462.69 mi (2,353.97 km) |
| Piraeus to Santurce-Antiguo | 1,440.63 mi (2,318.46 km) |
| Piraeus to Sarria | 1,659.34 mi (2,670.45 km) |
| Piraeus to Sauzal | 2,387.58 mi (3,842.43 km) |
| Piraeus to Sedavi | 1,296.33 mi (2,086.25 km) |
| Piraeus to Segorbe | 1,300.60 mi (2,093.12 km) |
| Piraeus to Segovia | 1,489.53 mi (2,397.17 km) |
| Piraeus to Senmanat | 1,166.73 mi (1,877.67 km) |
| Piraeus to Sesena | 1,469.57 mi (2,365.05 km) |
