| Langenthal to Lapua | 1,236.63 mi (1,990.16 km) |
| Langenthal to Laukaa | 1,265.49 mi (2,036.61 km) |
| Langenthal to Lauritsala | 1,255.25 mi (2,020.14 km) |
| Langenthal to Lempaala | 1,161.10 mi (1,868.61 km) |
| Langenthal to Leppavirta | 1,310.02 mi (2,108.27 km) |
| Langenthal to Lieksa | 1,400.17 mi (2,253.35 km) |
| Langenthal to Lieto | 1,089.79 mi (1,753.84 km) |
| Langenthal to Liminka | 1,382.35 mi (2,224.68 km) |
| Langenthal to Liperi | 1,349.22 mi (2,171.36 km) |
| Langenthal to Lohja | 1,113.26 mi (1,791.62 km) |
| Langenthal to Loimaa | 1,121.55 mi (1,804.95 km) |
| Langenthal to Loviisa | 1,176.01 mi (1,892.61 km) |
| Langenthal to Mantsala | 1,161.93 mi (1,869.95 km) |
| Langenthal to Mariehamn | 1,016.08 mi (1,635.22 km) |
| Langenthal to Masku | 1,086.16 mi (1,748.00 km) |
