| Paducah to Mangualde | 4,198.83 mi (6,757.36 km) |
| Paducah to Marco de Canavezes | 4,163.39 mi (6,700.33 km) |
| Paducah to Marinha Grande | 4,168.28 mi (6,708.19 km) |
| Paducah to Massama | 4,181.39 mi (6,729.30 km) |
| Paducah to Matosinhos | 4,137.45 mi (6,658.57 km) |
| Paducah to Mealhada | 4,172.66 mi (6,715.25 km) |
| Paducah to Melgaco | 4,130.95 mi (6,648.12 km) |
| Paducah to Melres | 4,155.00 mi (6,686.82 km) |
| Paducah to Mira | 4,157.70 mi (6,691.18 km) |
| Paducah to Miranda do Corvo | 4,186.61 mi (6,737.70 km) |
| Paducah to Mirandela | 4,200.00 mi (6,759.24 km) |
| Paducah to Mogadouro | 4,226.27 mi (6,801.52 km) |
| Paducah to Moimenta da Beira | 4,194.66 mi (6,750.65 km) |
| Paducah to Moita | 4,198.75 mi (6,757.24 km) |
| Paducah to Moncao | 4,122.23 mi (6,634.08 km) |
