| Welling to Sabadell | 691.28 mi (1,112.51 km) |
| Welling to Sabinanigo | 618.15 mi (994.82 km) |
| Welling to Sagunto | 814.33 mi (1,310.54 km) |
| Welling to Salamanca | 775.26 mi (1,247.66 km) |
| Welling to Salobrena | 1,032.62 mi (1,661.83 km) |
| Welling to Salou | 718.81 mi (1,156.82 km) |
| Welling to Salt | 667.28 mi (1,073.89 km) |
| Welling to Salvatierra de Mino | 764.12 mi (1,229.74 km) |
| Welling to Sama | 625.05 mi (1,005.92 km) |
| Welling to San Adrian de Besos | 700.08 mi (1,126.68 km) |
| Welling to San Agustin de Guadalix | 765.75 mi (1,232.36 km) |
| Welling to San Andres de la Barca | 697.36 mi (1,122.29 km) |
| Welling to San Andres de Llevaneras | 692.22 mi (1,114.02 km) |
| Welling to San Andres del Rabanedo | 667.01 mi (1,073.44 km) |
| Welling to San Bartolome | 1,818.55 mi (2,926.67 km) |
