| Sidcup to Lagoa | 1,072.61 mi (1,726.19 km) |
| Sidcup to Lagoa | 1,564.39 mi (2,517.64 km) |
| Sidcup to Lagos | 1,078.87 mi (1,736.28 km) |
| Sidcup to Lamego | 806.25 mi (1,297.54 km) |
| Sidcup to Leiria | 912.85 mi (1,469.09 km) |
| Sidcup to Lisbon | 985.05 mi (1,585.28 km) |
| Sidcup to Loule | 1,063.12 mi (1,710.93 km) |
| Sidcup to Loures | 978.60 mi (1,574.91 km) |
| Sidcup to Lourinha | 956.49 mi (1,539.32 km) |
| Sidcup to Lousa | 877.87 mi (1,412.79 km) |
| Sidcup to Lousada | 803.63 mi (1,293.32 km) |
| Sidcup to Macedo de Cavaleiros | 760.48 mi (1,223.87 km) |
| Sidcup to Mafamude | 823.57 mi (1,325.41 km) |
| Sidcup to Mafra | 975.51 mi (1,569.93 km) |
| Sidcup to Maia | 816.64 mi (1,314.25 km) |
