| San Giuliano Terme to Lagoa | 1,914.73 mi (3,081.46 km) |
| San Giuliano Terme to Lagos | 1,102.12 mi (1,773.69 km) |
| San Giuliano Terme to Lamego | 946.70 mi (1,523.56 km) |
| San Giuliano Terme to Leiria | 1,027.11 mi (1,652.97 km) |
| San Giuliano Terme to Lisbon | 1,072.59 mi (1,726.17 km) |
| San Giuliano Terme to Loule | 1,068.63 mi (1,719.79 km) |
| San Giuliano Terme to Loures | 1,070.25 mi (1,722.40 km) |
| San Giuliano Terme to Lourinha | 1,065.47 mi (1,714.72 km) |
| San Giuliano Terme to Lousa | 990.69 mi (1,594.35 km) |
| San Giuliano Terme to Lousada | 964.11 mi (1,551.59 km) |
| San Giuliano Terme to Macedo de Cavaleiros | 895.85 mi (1,441.74 km) |
| San Giuliano Terme to Mafamude | 985.88 mi (1,586.63 km) |
| San Giuliano Terme to Mafra | 1,075.23 mi (1,730.41 km) |
| San Giuliano Terme to Maia | 984.18 mi (1,583.88 km) |
| San Giuliano Terme to Mangualde | 955.01 mi (1,536.95 km) |
