| Solothurn to Montijo | 913.90 mi (1,470.78 km) |
| Solothurn to Montilla | 908.04 mi (1,461.35 km) |
| Solothurn to Montmelo | 469.96 mi (756.32 km) |
| Solothurn to Montornes del Valles | 470.10 mi (756.55 km) |
| Solothurn to Montoro | 876.23 mi (1,410.16 km) |
| Solothurn to Monzon | 514.45 mi (827.93 km) |
| Solothurn to Mora | 768.45 mi (1,236.71 km) |
| Solothurn to Moralzarzal | 727.91 mi (1,171.46 km) |
| Solothurn to Moron de la Frontera | 961.14 mi (1,546.81 km) |
| Solothurn to Mostoles | 740.06 mi (1,191.01 km) |
| Solothurn to Motril | 917.36 mi (1,476.35 km) |
| Solothurn to Muchamiel | 729.53 mi (1,174.06 km) |
| Solothurn to Mula | 781.34 mi (1,257.45 km) |
| Solothurn to Munguia | 570.17 mi (917.61 km) |
| Solothurn to Murcia | 774.11 mi (1,245.80 km) |
