| Billdal to Lagoa | 1,690.35 mi (2,720.35 km) |
| Billdal to Lagoa | 2,173.57 mi (3,498.03 km) |
| Billdal to Lagos | 1,697.78 mi (2,732.31 km) |
| Billdal to Lamego | 1,433.41 mi (2,306.85 km) |
| Billdal to Leiria | 1,540.26 mi (2,478.81 km) |
| Billdal to Lisbon | 1,611.08 mi (2,592.78 km) |
| Billdal to Loule | 1,678.22 mi (2,700.83 km) |
| Billdal to Loures | 1,605.00 mi (2,583.00 km) |
| Billdal to Lourinha | 1,584.50 mi (2,550.01 km) |
| Billdal to Lousa | 1,503.92 mi (2,420.33 km) |
| Billdal to Lousada | 1,433.17 mi (2,306.47 km) |
| Billdal to Macedo de Cavaleiros | 1,384.93 mi (2,228.83 km) |
| Billdal to Mafamude | 1,453.94 mi (2,339.89 km) |
| Billdal to Mafra | 1,602.88 mi (2,579.59 km) |
| Billdal to Maia | 1,447.35 mi (2,329.29 km) |
