| Willebroek to Sabinanigo | 631.26 mi (1,015.91 km) |
| Willebroek to Sagunto | 818.16 mi (1,316.70 km) |
| Willebroek to Salamanca | 846.14 mi (1,361.74 km) |
| Willebroek to Salobrena | 1,064.18 mi (1,712.64 km) |
| Willebroek to Salou | 707.07 mi (1,137.91 km) |
| Willebroek to Salt | 632.53 mi (1,017.95 km) |
| Willebroek to Salvatierra de Mino | 868.65 mi (1,397.95 km) |
| Willebroek to Sama | 713.34 mi (1,148.01 km) |
| Willebroek to San Adrian de Besos | 673.58 mi (1,084.03 km) |
| Willebroek to San Agustin de Guadalix | 812.91 mi (1,308.26 km) |
| Willebroek to San Andres de la Barca | 674.24 mi (1,085.08 km) |
| Willebroek to San Andres de Llevaneras | 662.00 mi (1,065.39 km) |
| Willebroek to San Andres del Rabanedo | 748.78 mi (1,205.04 km) |
| Willebroek to San Bartolome | 1,906.54 mi (3,068.28 km) |
| Willebroek to San Baudilio de Llobregat | 680.69 mi (1,095.47 km) |
