| Sint-Pieters-Leeuw to Lagoa | 1,711.52 mi (2,754.43 km) |
| Sint-Pieters-Leeuw to Lagos | 1,139.51 mi (1,833.86 km) |
| Sint-Pieters-Leeuw to Lamego | 882.78 mi (1,420.70 km) |
| Sint-Pieters-Leeuw to Leiria | 988.90 mi (1,591.48 km) |
| Sint-Pieters-Leeuw to Lisbon | 1,057.87 mi (1,702.47 km) |
| Sint-Pieters-Leeuw to Loule | 1,118.51 mi (1,800.07 km) |
| Sint-Pieters-Leeuw to Loures | 1,052.17 mi (1,693.30 km) |
| Sint-Pieters-Leeuw to Lourinha | 1,033.44 mi (1,663.16 km) |
| Sint-Pieters-Leeuw to Lousa | 951.55 mi (1,531.36 km) |
| Sint-Pieters-Leeuw to Lousada | 885.41 mi (1,424.93 km) |
| Sint-Pieters-Leeuw to Macedo de Cavaleiros | 832.27 mi (1,339.41 km) |
| Sint-Pieters-Leeuw to Mafamude | 907.13 mi (1,459.88 km) |
| Sint-Pieters-Leeuw to Mafra | 1,051.00 mi (1,691.43 km) |
| Sint-Pieters-Leeuw to Maia | 901.16 mi (1,450.28 km) |
| Sint-Pieters-Leeuw to Mangualde | 909.04 mi (1,462.96 km) |
