| Solothurn to La Union | 788.70 mi (1,269.29 km) |
| Solothurn to La Victoria de Acentejo | 1,829.44 mi (2,944.20 km) |
| Solothurn to Laguna de Duero | 717.89 mi (1,155.33 km) |
| Solothurn to Lalin | 826.12 mi (1,329.51 km) |
| Solothurn to Lardero | 590.45 mi (950.24 km) |
| Solothurn to Laredo | 592.34 mi (953.27 km) |
| Solothurn to Las Cabezas de San Juan | 985.83 mi (1,586.54 km) |
| Solothurn to Las Palmas | 1,807.77 mi (2,909.32 km) |
| Solothurn to Las Rozas de Madrid | 732.79 mi (1,179.30 km) |
| Solothurn to Las Torres de Cotillas | 775.01 mi (1,247.26 km) |
| Solothurn to Lebrija | 994.01 mi (1,599.70 km) |
| Solothurn to Leganes | 736.42 mi (1,185.16 km) |
| Solothurn to Leon | 714.72 mi (1,150.23 km) |
| Solothurn to Lepe | 1,017.71 mi (1,637.84 km) |
| Solothurn to Linares | 846.97 mi (1,363.07 km) |
