| Eckernforde to Marco de Canavezes | 1,233.60 mi (1,985.28 km) |
| Eckernforde to Marinha Grande | 1,338.31 mi (2,153.80 km) |
| Eckernforde to Massama | 1,405.52 mi (2,261.97 km) |
| Eckernforde to Matosinhos | 1,250.47 mi (2,012.44 km) |
| Eckernforde to Mealhada | 1,287.78 mi (2,072.48 km) |
| Eckernforde to Melgaco | 1,185.54 mi (1,907.95 km) |
| Eckernforde to Melres | 1,247.75 mi (2,008.06 km) |
| Eckernforde to Mira | 1,293.50 mi (2,081.68 km) |
| Eckernforde to Miranda do Corvo | 1,300.43 mi (2,092.84 km) |
| Eckernforde to Mirandela | 1,187.45 mi (1,911.01 km) |
| Eckernforde to Mogadouro | 1,182.37 mi (1,902.83 km) |
| Eckernforde to Moimenta da Beira | 1,228.93 mi (1,977.78 km) |
| Eckernforde to Moita | 1,403.17 mi (2,258.18 km) |
| Eckernforde to Moncao | 1,194.62 mi (1,922.55 km) |
| Eckernforde to Montalegre | 1,186.97 mi (1,910.25 km) |
