| Idrija to Sulakyurt | 1,069.03 mi (1,720.43 km) |
| Idrija to Sultanbeyli | 837.38 mi (1,347.63 km) |
| Idrija to Sultandagi | 1,016.76 mi (1,636.31 km) |
| Idrija to Sultanhani | 1,130.45 mi (1,819.28 km) |
| Idrija to Sultanhisar | 915.02 mi (1,472.59 km) |
| Idrija to Suluova | 1,138.22 mi (1,831.79 km) |
| Idrija to Sumbas | 1,273.69 mi (2,049.80 km) |
| Idrija to Sungurlu | 1,099.53 mi (1,769.52 km) |
| Idrija to Surmene | 1,347.91 mi (2,169.25 km) |
| Idrija to Suruc | 1,400.69 mi (2,254.20 km) |
| Idrija to Susehri | 1,273.87 mi (2,050.10 km) |
| Idrija to Susurluk | 827.49 mi (1,331.72 km) |
| Idrija to Susuz | 1,496.25 mi (2,407.98 km) |
| Idrija to Sutculer | 1,049.83 mi (1,689.54 km) |
| Idrija to Talas | 1,205.59 mi (1,940.21 km) |
