| Sleaford to Quarteira | 1,161.13 mi (1,868.66 km) |
| Sleaford to Queluz | 1,070.48 mi (1,722.78 km) |
| Sleaford to Reguengos de Monsaraz | 1,063.02 mi (1,710.77 km) |
| Sleaford to Resende | 893.94 mi (1,438.66 km) |
| Sleaford to Ribeira Brava | 1,628.20 mi (2,620.33 km) |
| Sleaford to Ribeira Grande | 1,592.24 mi (2,562.46 km) |
| Sleaford to Rio de Mouro | 1,070.59 mi (1,722.95 km) |
| Sleaford to Rio Maior | 1,026.57 mi (1,652.11 km) |
| Sleaford to Rio Tinto | 900.65 mi (1,449.46 km) |
| Sleaford to Sabugal | 928.23 mi (1,493.84 km) |
| Sleaford to Sacavem | 1,064.71 mi (1,713.48 km) |
| Sleaford to Salvaterra de Magos | 1,044.38 mi (1,680.77 km) |
| Sleaford to Santa Comba Dao | 942.46 mi (1,516.74 km) |
| Sleaford to Santa Cruz | 1,621.97 mi (2,610.30 km) |
| Sleaford to Santa Iria da Azoia | 1,061.01 mi (1,707.54 km) |
