| Sluis to Sabinanigo | 632.36 mi (1,017.68 km) |
| Sluis to Sagunto | 822.73 mi (1,324.05 km) |
| Sluis to Salamanca | 834.33 mi (1,342.73 km) |
| Sluis to Salobrena | 1,062.88 mi (1,710.54 km) |
| Sluis to Salou | 714.82 mi (1,150.39 km) |
| Sluis to Salt | 645.41 mi (1,038.69 km) |
| Sluis to Salvatierra de Mino | 848.49 mi (1,365.51 km) |
| Sluis to Sama | 696.56 mi (1,121.00 km) |
| Sluis to San Adrian de Besos | 684.73 mi (1,101.97 km) |
| Sluis to San Agustin de Guadalix | 806.82 mi (1,298.45 km) |
| Sluis to San Andres de la Barca | 684.56 mi (1,101.70 km) |
| Sluis to San Andres de Llevaneras | 673.98 mi (1,084.67 km) |
| Sluis to San Andres del Rabanedo | 733.80 mi (1,180.94 km) |
| Sluis to San Bartolome | 1,892.34 mi (3,045.43 km) |
| Sluis to San Baudilio de Llobregat | 691.29 mi (1,112.53 km) |
