| Ergolding to Marco de Canavezes | 1,113.57 mi (1,792.12 km) |
| Ergolding to Marinha Grande | 1,204.89 mi (1,939.08 km) |
| Ergolding to Massama | 1,261.87 mi (2,030.78 km) |
| Ergolding to Matosinhos | 1,137.29 mi (1,830.30 km) |
| Ergolding to Mealhada | 1,158.23 mi (1,863.99 km) |
| Ergolding to Melgaco | 1,083.74 mi (1,744.12 km) |
| Ergolding to Melres | 1,128.86 mi (1,816.72 km) |
| Ergolding to Mira | 1,168.27 mi (1,880.14 km) |
| Ergolding to Miranda do Corvo | 1,164.95 mi (1,874.80 km) |
| Ergolding to Mirandela | 1,060.28 mi (1,706.35 km) |
| Ergolding to Mogadouro | 1,046.38 mi (1,683.98 km) |
| Ergolding to Moimenta da Beira | 1,098.60 mi (1,768.02 km) |
| Ergolding to Moita | 1,254.51 mi (2,018.93 km) |
| Ergolding to Moncao | 1,094.65 mi (1,761.66 km) |
| Ergolding to Montalegre | 1,073.77 mi (1,728.06 km) |
