| Langenthal to Lagoa | 1,080.76 mi (1,739.32 km) |
| Langenthal to Lagoa | 1,804.87 mi (2,904.65 km) |
| Langenthal to Lagos | 1,090.92 mi (1,755.66 km) |
| Langenthal to Lamego | 878.65 mi (1,414.05 km) |
| Langenthal to Leiria | 975.40 mi (1,569.75 km) |
| Langenthal to Lisbon | 1,034.29 mi (1,664.52 km) |
| Langenthal to Loule | 1,062.58 mi (1,710.05 km) |
| Langenthal to Loures | 1,030.20 mi (1,657.94 km) |
| Langenthal to Lourinha | 1,018.36 mi (1,638.88 km) |
| Langenthal to Lousa | 936.92 mi (1,507.82 km) |
| Langenthal to Lousada | 889.76 mi (1,431.93 km) |
| Langenthal to Macedo de Cavaleiros | 825.19 mi (1,328.02 km) |
| Langenthal to Mafamude | 912.56 mi (1,468.63 km) |
| Langenthal to Mafra | 1,032.33 mi (1,661.37 km) |
| Langenthal to Maia | 908.72 mi (1,462.44 km) |
