| Duffel to Lagoa | 1,730.01 mi (2,784.18 km) |
| Duffel to Lagos | 1,163.83 mi (1,873.00 km) |
| Duffel to Lamego | 906.43 mi (1,458.76 km) |
| Duffel to Leiria | 1,012.64 mi (1,629.69 km) |
| Duffel to Lisbon | 1,081.77 mi (1,740.94 km) |
| Duffel to Loule | 1,142.95 mi (1,839.40 km) |
| Duffel to Loures | 1,076.04 mi (1,731.72 km) |
| Duffel to Lourinha | 1,057.17 mi (1,701.36 km) |
| Duffel to Lousa | 975.36 mi (1,569.69 km) |
| Duffel to Lousada | 908.83 mi (1,462.63 km) |
| Duffel to Macedo de Cavaleiros | 856.07 mi (1,377.71 km) |
| Duffel to Mafamude | 930.49 mi (1,497.47 km) |
| Duffel to Mafra | 1,074.81 mi (1,729.73 km) |
| Duffel to Maia | 924.47 mi (1,487.79 km) |
| Duffel to Mangualde | 932.86 mi (1,501.30 km) |
