| Monistrol-sur-Loire to Lagoa | 1,614.25 mi (2,597.89 km) |
| Monistrol-sur-Loire to Lagos | 873.40 mi (1,405.59 km) |
| Monistrol-sur-Loire to Lamego | 668.52 mi (1,075.88 km) |
| Monistrol-sur-Loire to Leiria | 762.22 mi (1,226.67 km) |
| Monistrol-sur-Loire to Lisbon | 819.13 mi (1,318.26 km) |
| Monistrol-sur-Loire to Loule | 844.86 mi (1,359.68 km) |
| Monistrol-sur-Loire to Loures | 815.28 mi (1,312.06 km) |
| Monistrol-sur-Loire to Lourinha | 804.55 mi (1,294.79 km) |
| Monistrol-sur-Loire to Lousa | 723.92 mi (1,165.03 km) |
| Monistrol-sur-Loire to Lousada | 681.47 mi (1,096.71 km) |
| Monistrol-sur-Loire to Macedo de Cavaleiros | 615.29 mi (990.22 km) |
| Monistrol-sur-Loire to Mafamude | 704.16 mi (1,133.23 km) |
| Monistrol-sur-Loire to Mafra | 817.87 mi (1,316.23 km) |
| Monistrol-sur-Loire to Maia | 700.91 mi (1,128.00 km) |
| Monistrol-sur-Loire to Mangualde | 683.97 mi (1,100.75 km) |
