| Sleaford to Rovinj | 836.23 mi (1,345.79 km) |
| Sleaford to Samobor | 876.20 mi (1,410.11 km) |
| Sleaford to Sesvete | 889.53 mi (1,431.56 km) |
| Sleaford to Sibenik | 980.60 mi (1,578.12 km) |
| Sleaford to Sinj | 1,008.11 mi (1,622.39 km) |
| Sleaford to Sisak | 914.46 mi (1,471.68 km) |
| Sleaford to Slatina | 954.46 mi (1,536.05 km) |
| Sleaford to Slavonski Brod | 989.66 mi (1,592.70 km) |
| Sleaford to Solin | 1,011.62 mi (1,628.05 km) |
| Sleaford to Split | 1,010.81 mi (1,626.74 km) |
| Sleaford to Sveti Ivan Zelina | 888.60 mi (1,430.06 km) |
| Sleaford to Trilj | 1,015.14 mi (1,633.70 km) |
| Sleaford to Trogir | 1,003.95 mi (1,615.70 km) |
| Sleaford to Umag | 815.04 mi (1,311.69 km) |
| Sleaford to Valpovo | 983.16 mi (1,582.24 km) |
