| Sleaford to Suhut | 1,774.34 mi (2,855.52 km) |
| Sleaford to Sulakyurt | 1,823.53 mi (2,934.69 km) |
| Sleaford to Sultanbeyli | 1,609.89 mi (2,590.86 km) |
| Sleaford to Sultandagi | 1,800.86 mi (2,898.21 km) |
| Sleaford to Sultanhani | 1,905.01 mi (3,065.82 km) |
| Sleaford to Sultanhisar | 1,715.15 mi (2,760.27 km) |
| Sleaford to Suluova | 1,871.77 mi (3,012.33 km) |
| Sleaford to Sumbas | 2,041.70 mi (3,285.80 km) |
| Sleaford to Sungurlu | 1,849.88 mi (2,977.09 km) |
| Sleaford to Surmene | 2,051.17 mi (3,301.04 km) |
| Sleaford to Suruc | 2,159.58 mi (3,475.51 km) |
| Sleaford to Susehri | 2,000.52 mi (3,219.53 km) |
| Sleaford to Susurluk | 1,616.12 mi (2,600.89 km) |
| Sleaford to Susuz | 2,181.80 mi (3,511.27 km) |
| Sleaford to Sutculer | 1,841.79 mi (2,964.07 km) |
