| Sleaford to Slatina | 1,266.26 mi (2,037.85 km) |
| Sleaford to Slobozia | 1,380.97 mi (2,222.46 km) |
| Sleaford to Sovata | 1,211.73 mi (1,950.09 km) |
| Sleaford to Strehaia | 1,212.25 mi (1,950.93 km) |
| Sleaford to Suceava | 1,224.79 mi (1,971.11 km) |
| Sleaford to Targoviste | 1,289.86 mi (2,075.83 km) |
| Sleaford to Targu Frumos | 1,270.37 mi (2,044.47 km) |
| Sleaford to Targu Jiu | 1,198.44 mi (1,928.70 km) |
| Sleaford to Targu Lapus | 1,132.83 mi (1,823.11 km) |
| Sleaford to Targu Neamt | 1,243.63 mi (2,001.44 km) |
| Sleaford to Targu Ocna | 1,286.10 mi (2,069.78 km) |
| Sleaford to Targu Secuiesc | 1,276.73 mi (2,054.70 km) |
| Sleaford to Targu-Mures | 1,192.66 mi (1,919.40 km) |
| Sleaford to Tarnaveni | 1,188.56 mi (1,912.80 km) |
| Sleaford to Tasnad | 1,079.73 mi (1,737.66 km) |
