| Helensburgh to La Union | 1,283.66 mi (2,065.85 km) |
| Helensburgh to La Victoria de Acentejo | 1,991.77 mi (3,205.44 km) |
| Helensburgh to Laguna de Duero | 997.24 mi (1,604.91 km) |
| Helensburgh to Lalin | 935.73 mi (1,505.92 km) |
| Helensburgh to Lardero | 944.46 mi (1,519.96 km) |
| Helensburgh to Laredo | 872.69 mi (1,404.46 km) |
| Helensburgh to Las Cabezas de San Juan | 1,316.39 mi (2,118.52 km) |
| Helensburgh to Las Palmas | 1,998.27 mi (3,215.91 km) |
| Helensburgh to Las Rozas de Madrid | 1,073.37 mi (1,727.43 km) |
| Helensburgh to Las Torres de Cotillas | 1,253.42 mi (2,017.19 km) |
| Helensburgh to Lebrija | 1,320.98 mi (2,125.91 km) |
| Helensburgh to Leganes | 1,084.86 mi (1,745.92 km) |
| Helensburgh to Leon | 927.36 mi (1,492.44 km) |
| Helensburgh to Lepe | 1,301.43 mi (2,094.46 km) |
| Helensburgh to Linares | 1,240.11 mi (1,995.77 km) |
