| Port Royal to Lagoa | 4,014.74 mi (6,461.09 km) |
| Port Royal to Lagoa | 3,095.17 mi (4,981.20 km) |
| Port Royal to Lagos | 4,003.77 mi (6,443.45 km) |
| Port Royal to Lamego | 3,964.57 mi (6,380.36 km) |
| Port Royal to Leiria | 3,941.54 mi (6,343.30 km) |
| Port Royal to Lisbon | 3,944.48 mi (6,348.02 km) |
| Port Royal to Loule | 4,037.84 mi (6,498.27 km) |
| Port Royal to Loures | 3,941.40 mi (6,343.07 km) |
| Port Royal to Lourinha | 3,926.43 mi (6,318.97 km) |
| Port Royal to Lousa | 3,962.30 mi (6,376.70 km) |
| Port Royal to Lousada | 3,939.24 mi (6,339.60 km) |
| Port Royal to Macedo de Cavaleiros | 3,998.13 mi (6,434.36 km) |
| Port Royal to Mafamude | 3,924.65 mi (6,316.11 km) |
| Port Royal to Mafra | 3,930.71 mi (6,325.86 km) |
| Port Royal to Maia | 3,921.73 mi (6,311.42 km) |
