| Irthlingborough to Santa Ursula | 1,841.40 mi (2,963.45 km) |
| Irthlingborough to Santander | 629.68 mi (1,013.37 km) |
| Irthlingborough to Santany | 913.73 mi (1,470.51 km) |
| Irthlingborough to Santiago de Compostela | 748.96 mi (1,205.34 km) |
| Irthlingborough to Santiago del Teide | 1,857.06 mi (2,988.65 km) |
| Irthlingborough to Santiponce | 1,061.74 mi (1,708.70 km) |
| Irthlingborough to Santomera | 985.65 mi (1,586.25 km) |
| Irthlingborough to Santona | 627.58 mi (1,009.99 km) |
| Irthlingborough to Santurce-Antiguo | 631.35 mi (1,016.05 km) |
| Irthlingborough to Sarria | 730.78 mi (1,176.07 km) |
| Irthlingborough to Sauzal | 1,836.63 mi (2,955.77 km) |
| Irthlingborough to Sedavi | 891.16 mi (1,434.18 km) |
| Irthlingborough to Segorbe | 861.76 mi (1,386.87 km) |
| Irthlingborough to Segovia | 803.14 mi (1,292.53 km) |
| Irthlingborough to Senmanat | 751.48 mi (1,209.40 km) |
