| Duluth to Los Llanos de Aridane | 4,087.68 mi (6,578.49 km) |
| Duluth to Los Palacios y Villafranca | 4,253.53 mi (6,845.40 km) |
| Duluth to Luanco | 3,987.51 mi (6,417.28 km) |
| Duluth to Lucena | 4,304.56 mi (6,927.51 km) |
| Duluth to Lugo | 3,939.78 mi (6,340.47 km) |
| Duluth to Lumbreras | 4,410.02 mi (7,097.24 km) |
| Duluth to Madrid | 4,206.29 mi (6,769.37 km) |
| Duluth to Madridejos | 4,254.32 mi (6,846.66 km) |
| Duluth to Mahon | 4,551.65 mi (7,325.17 km) |
| Duluth to Mairena del Alcor | 4,252.82 mi (6,844.24 km) |
| Duluth to Mairena del Aljarafe | 4,240.02 mi (6,823.65 km) |
| Duluth to Majadahonda | 4,196.93 mi (6,754.30 km) |
| Duluth to Malaga | 4,337.18 mi (6,980.02 km) |
| Duluth to Malgrat de Mar | 4,411.86 mi (7,100.19 km) |
| Duluth to Manacor | 4,524.38 mi (7,281.29 km) |
