| Dun Dealgan to Lagoa | 1,443.90 mi (2,323.74 km) |
| Dun Dealgan to Lagos | 1,173.09 mi (1,887.91 km) |
| Dun Dealgan to Lamego | 894.23 mi (1,439.12 km) |
| Dun Dealgan to Leiria | 991.53 mi (1,595.71 km) |
| Dun Dealgan to Lisbon | 1,063.87 mi (1,712.14 km) |
| Dun Dealgan to Loule | 1,167.32 mi (1,878.62 km) |
| Dun Dealgan to Loures | 1,056.55 mi (1,700.35 km) |
| Dun Dealgan to Lourinha | 1,029.88 mi (1,657.43 km) |
| Dun Dealgan to Lousa | 963.98 mi (1,551.37 km) |
| Dun Dealgan to Lousada | 882.17 mi (1,419.72 km) |
| Dun Dealgan to Macedo de Cavaleiros | 861.98 mi (1,387.22 km) |
| Dun Dealgan to Mafamude | 896.64 mi (1,443.00 km) |
| Dun Dealgan to Mafra | 1,050.13 mi (1,690.03 km) |
| Dun Dealgan to Maia | 888.59 mi (1,430.05 km) |
| Dun Dealgan to Mangualde | 928.31 mi (1,493.98 km) |
