| Widnes to Sabadell | 846.50 mi (1,362.31 km) |
| Widnes to Sabinanigo | 757.11 mi (1,218.45 km) |
| Widnes to Sagunto | 952.68 mi (1,533.19 km) |
| Widnes to Salamanca | 867.46 mi (1,396.04 km) |
| Widnes to Salobrena | 1,148.82 mi (1,848.84 km) |
| Widnes to Salou | 867.48 mi (1,396.07 km) |
| Widnes to Salt | 826.94 mi (1,330.83 km) |
| Widnes to Salvatierra de Mino | 823.56 mi (1,325.39 km) |
| Widnes to Sama | 708.25 mi (1,139.82 km) |
| Widnes to San Adrian de Besos | 855.77 mi (1,377.23 km) |
| Widnes to San Agustin de Guadalix | 877.42 mi (1,412.07 km) |
| Widnes to San Andres de la Barca | 851.68 mi (1,370.64 km) |
| Widnes to San Andres de Llevaneras | 849.59 mi (1,367.29 km) |
| Widnes to San Andres del Rabanedo | 754.12 mi (1,213.64 km) |
| Widnes to San Bartolome | 1,875.49 mi (3,018.32 km) |
