| Niagara Falls to Lagoa | 3,640.51 mi (5,858.84 km) |
| Niagara Falls to Lagoa | 2,786.96 mi (4,485.17 km) |
| Niagara Falls to Lagos | 3,630.94 mi (5,843.43 km) |
| Niagara Falls to Lamego | 3,538.59 mi (5,694.81 km) |
| Niagara Falls to Leiria | 3,536.09 mi (5,690.78 km) |
| Niagara Falls to Lisbon | 3,553.31 mi (5,718.50 km) |
| Niagara Falls to Loule | 3,661.38 mi (5,892.43 km) |
| Niagara Falls to Loures | 3,548.94 mi (5,711.47 km) |
| Niagara Falls to Lourinha | 3,529.47 mi (5,680.14 km) |
| Niagara Falls to Lousa | 3,550.15 mi (5,713.41 km) |
| Niagara Falls to Lousada | 3,512.41 mi (5,652.68 km) |
| Niagara Falls to Macedo de Cavaleiros | 3,563.68 mi (5,735.19 km) |
| Niagara Falls to Mafamude | 3,501.44 mi (5,635.02 km) |
| Niagara Falls to Mafra | 3,537.58 mi (5,693.18 km) |
| Niagara Falls to Maia | 3,497.11 mi (5,628.05 km) |
