| Sliedrecht to Lagoa | 1,757.81 mi (2,828.92 km) |
| Sliedrecht to Lagos | 1,209.29 mi (1,946.17 km) |
| Sliedrecht to Lamego | 949.34 mi (1,527.81 km) |
| Sliedrecht to Leiria | 1,055.84 mi (1,699.21 km) |
| Sliedrecht to Lisbon | 1,125.54 mi (1,811.38 km) |
| Sliedrecht to Loule | 1,189.00 mi (1,913.51 km) |
| Sliedrecht to Loures | 1,119.70 mi (1,801.98 km) |
| Sliedrecht to Lourinha | 1,100.31 mi (1,770.78 km) |
| Sliedrecht to Lousa | 1,018.82 mi (1,639.63 km) |
| Sliedrecht to Lousada | 950.96 mi (1,530.42 km) |
| Sliedrecht to Macedo de Cavaleiros | 899.53 mi (1,447.65 km) |
| Sliedrecht to Mafamude | 972.38 mi (1,564.90 km) |
| Sliedrecht to Mafra | 1,118.18 mi (1,799.54 km) |
| Sliedrecht to Maia | 966.20 mi (1,554.94 km) |
| Sliedrecht to Mangualde | 976.39 mi (1,571.34 km) |
