| Niksar to Santa Ursula | 3,107.88 mi (5,001.65 km) |
| Niksar to Santander | 2,081.20 mi (3,349.36 km) |
| Niksar to Santany | 1,782.80 mi (2,869.15 km) |
| Niksar to Santiago de Compostela | 2,323.36 mi (3,739.09 km) |
| Niksar to Santiago del Teide | 3,129.34 mi (5,036.18 km) |
| Niksar to Santiponce | 2,296.43 mi (3,695.74 km) |
| Niksar to Santomera | 2,023.63 mi (3,256.72 km) |
| Niksar to Santona | 2,064.19 mi (3,321.99 km) |
| Niksar to Santurce-Antiguo | 2,044.19 mi (3,289.80 km) |
| Niksar to Sarria | 2,268.75 mi (3,651.20 km) |
| Niksar to Sauzal | 3,103.04 mi (4,993.86 km) |
| Niksar to Sedavi | 1,963.54 mi (3,160.00 km) |
| Niksar to Segorbe | 1,961.77 mi (3,157.17 km) |
| Niksar to Segovia | 2,129.95 mi (3,427.83 km) |
| Niksar to Senmanat | 1,802.64 mi (2,901.07 km) |
