| Solothurn to Sabadell | 474.26 mi (763.24 km) |
| Solothurn to Sabinanigo | 504.47 mi (811.86 km) |
| Solothurn to Sagunto | 651.03 mi (1,047.74 km) |
| Solothurn to Salamanca | 782.93 mi (1,260.00 km) |
| Solothurn to Salobrena | 919.75 mi (1,480.20 km) |
| Solothurn to Salou | 529.26 mi (851.76 km) |
| Solothurn to Salt | 430.64 mi (693.04 km) |
| Solothurn to Salvatierra de Mino | 862.13 mi (1,387.46 km) |
| Solothurn to Sama | 696.31 mi (1,120.60 km) |
| Solothurn to San Adrian de Besos | 478.12 mi (769.46 km) |
| Solothurn to San Agustin de Guadalix | 714.09 mi (1,149.22 km) |
| Solothurn to San Andres de la Barca | 483.75 mi (778.52 km) |
| Solothurn to San Andres de Llevaneras | 462.60 mi (744.48 km) |
| Solothurn to San Andres del Rabanedo | 715.64 mi (1,151.70 km) |
| Solothurn to San Bartolome | 1,824.09 mi (2,935.59 km) |
