| Piqua to Santa Ursula | 3,858.51 mi (6,209.68 km) |
| Piqua to Santander | 3,980.40 mi (6,405.83 km) |
| Piqua to Santany | 4,432.54 mi (7,133.48 km) |
| Piqua to Santiago de Compostela | 3,783.09 mi (6,088.29 km) |
| Piqua to Santiago del Teide | 3,846.38 mi (6,190.15 km) |
| Piqua to Santiponce | 4,071.80 mi (6,552.93 km) |
| Piqua to Santomera | 4,286.64 mi (6,898.68 km) |
| Piqua to Santona | 3,996.61 mi (6,431.93 km) |
| Piqua to Santurce-Antiguo | 4,019.16 mi (6,468.21 km) |
| Piqua to Sarria | 3,837.57 mi (6,175.97 km) |
| Piqua to Sauzal | 3,859.46 mi (6,211.21 km) |
| Piqua to Sedavi | 4,269.45 mi (6,871.01 km) |
| Piqua to Segorbe | 4,249.83 mi (6,839.44 km) |
| Piqua to Segovia | 4,046.19 mi (6,511.71 km) |
| Piqua to Senmanat | 4,307.13 mi (6,931.66 km) |
