| Willebroek to Sulakyurt | 1,591.45 mi (2,561.20 km) |
| Willebroek to Sultanbeyli | 1,373.45 mi (2,210.35 km) |
| Willebroek to Sultandagi | 1,562.55 mi (2,514.67 km) |
| Willebroek to Sultanhani | 1,668.90 mi (2,685.83 km) |
| Willebroek to Sultanhisar | 1,473.47 mi (2,371.32 km) |
| Willebroek to Suluova | 1,644.38 mi (2,646.37 km) |
| Willebroek to Sumbas | 1,807.30 mi (2,908.57 km) |
| Willebroek to Sungurlu | 1,618.78 mi (2,605.17 km) |
| Willebroek to Surmene | 1,831.44 mi (2,947.42 km) |
| Willebroek to Suruc | 1,927.50 mi (3,102.01 km) |
| Willebroek to Susehri | 1,775.23 mi (2,856.96 km) |
| Willebroek to Susurluk | 1,376.60 mi (2,215.42 km) |
| Willebroek to Susuz | 1,966.91 mi (3,165.44 km) |
| Willebroek to Sutculer | 1,601.89 mi (2,577.99 km) |
| Willebroek to Talas | 1,732.24 mi (2,787.77 km) |
