| Sleaford to Saarijarvi | 1,145.40 mi (1,843.35 km) |
| Sleaford to Salo | 1,020.66 mi (1,642.60 km) |
| Sleaford to Sastamala | 1,037.90 mi (1,670.34 km) |
| Sleaford to Savonlinna | 1,234.99 mi (1,987.52 km) |
| Sleaford to Seinajoki | 1,079.31 mi (1,736.98 km) |
| Sleaford to Siilinjarvi | 1,225.02 mi (1,971.48 km) |
| Sleaford to Sipoo | 1,090.21 mi (1,754.53 km) |
| Sleaford to Sippola | 1,153.52 mi (1,856.40 km) |
| Sleaford to Sodankyla | 1,339.39 mi (2,155.55 km) |
| Sleaford to Somero | 1,038.95 mi (1,672.03 km) |
| Sleaford to Sotkamo | 1,273.58 mi (2,049.63 km) |
| Sleaford to Tampere | 1,068.04 mi (1,718.85 km) |
| Sleaford to Tornio | 1,223.02 mi (1,968.26 km) |
| Sleaford to Turku | 994.73 mi (1,600.86 km) |
| Sleaford to Tuusula | 1,084.07 mi (1,744.65 km) |
