| Helensburgh to Lapua | 1,073.66 mi (1,727.89 km) |
| Helensburgh to Laukaa | 1,157.83 mi (1,863.35 km) |
| Helensburgh to Lauritsala | 1,224.93 mi (1,971.34 km) |
| Helensburgh to Lempaala | 1,076.55 mi (1,732.55 km) |
| Helensburgh to Leppavirta | 1,216.71 mi (1,958.11 km) |
| Helensburgh to Lieksa | 1,293.07 mi (2,081.00 km) |
| Helensburgh to Lieto | 1,026.96 mi (1,652.73 km) |
| Helensburgh to Liminka | 1,177.85 mi (1,895.56 km) |
| Helensburgh to Liperi | 1,267.63 mi (2,040.05 km) |
| Helensburgh to Lohja | 1,080.78 mi (1,739.34 km) |
| Helensburgh to Loimaa | 1,049.89 mi (1,689.64 km) |
| Helensburgh to Loviisa | 1,155.33 mi (1,859.33 km) |
| Helensburgh to Mantsala | 1,124.71 mi (1,810.05 km) |
| Helensburgh to Mariehamn | 938.39 mi (1,510.20 km) |
| Helensburgh to Masku | 1,015.63 mi (1,634.50 km) |
