| Lisburn to Lagoa | 1,206.52 mi (1,941.70 km) |
| Lisburn to Lagoa | 1,478.90 mi (2,380.06 km) |
| Lisburn to Lagos | 1,209.66 mi (1,946.77 km) |
| Lisburn to Lamego | 930.53 mi (1,497.54 km) |
| Lisburn to Leiria | 1,028.33 mi (1,654.94 km) |
| Lisburn to Lisbon | 1,100.78 mi (1,771.54 km) |
| Lisburn to Loule | 1,203.53 mi (1,936.90 km) |
| Lisburn to Loures | 1,093.47 mi (1,759.78 km) |
| Lisburn to Lourinha | 1,066.90 mi (1,717.01 km) |
| Lisburn to Lousa | 1,000.49 mi (1,610.14 km) |
| Lisburn to Lousada | 918.77 mi (1,478.61 km) |
| Lisburn to Macedo de Cavaleiros | 897.68 mi (1,444.68 km) |
| Lisburn to Mafamude | 933.44 mi (1,502.22 km) |
| Lisburn to Mafra | 1,087.14 mi (1,749.59 km) |
| Lisburn to Maia | 925.41 mi (1,489.30 km) |
