| Sermoneta to Marco de Canavezes | 1,093.41 mi (1,759.67 km) |
| Sermoneta to Marinha Grande | 1,152.48 mi (1,854.74 km) |
| Sermoneta to Massama | 1,187.76 mi (1,911.51 km) |
| Sermoneta to Matosinhos | 1,121.70 mi (1,805.20 km) |
| Sermoneta to Mealhada | 1,118.24 mi (1,799.63 km) |
| Sermoneta to Melgaco | 1,091.84 mi (1,757.15 km) |
| Sermoneta to Melres | 1,107.47 mi (1,782.31 km) |
| Sermoneta to Mira | 1,132.20 mi (1,822.10 km) |
| Sermoneta to Miranda do Corvo | 1,116.15 mi (1,796.27 km) |
| Sermoneta to Mirandela | 1,040.84 mi (1,675.07 km) |
| Sermoneta to Mogadouro | 1,018.24 mi (1,638.70 km) |
| Sermoneta to Moimenta da Beira | 1,067.90 mi (1,718.61 km) |
| Sermoneta to Moita | 1,174.81 mi (1,890.67 km) |
| Sermoneta to Moncao | 1,103.00 mi (1,775.11 km) |
| Sermoneta to Montalegre | 1,069.51 mi (1,721.21 km) |
