| Solothurn to Irun | 526.02 mi (846.55 km) |
| Solothurn to Isla-Cristina | 1,024.91 mi (1,649.43 km) |
| Solothurn to Jaca | 509.99 mi (820.75 km) |
| Solothurn to Jaen | 868.84 mi (1,398.26 km) |
| Solothurn to Jerez de la Frontera | 1,008.74 mi (1,623.41 km) |
| Solothurn to Jerez de los Caballeros | 948.28 mi (1,526.10 km) |
| Solothurn to Jodar | 851.24 mi (1,369.94 km) |
| Solothurn to Jumilla | 751.15 mi (1,208.86 km) |
| Solothurn to La Algaba | 963.39 mi (1,550.43 km) |
| Solothurn to La Baneza | 740.25 mi (1,191.32 km) |
| Solothurn to La Carlota | 914.02 mi (1,470.97 km) |
| Solothurn to La Carolina | 836.50 mi (1,346.22 km) |
| Solothurn to La Corredoria | 699.77 mi (1,126.16 km) |
| Solothurn to La Eliana | 665.00 mi (1,070.21 km) |
| Solothurn to La Escala | 413.40 mi (665.31 km) |
