| Schwabisch Gmund to Marco de Canavezes | 1,019.10 mi (1,640.09 km) |
| Schwabisch Gmund to Marinha Grande | 1,113.21 mi (1,791.53 km) |
| Schwabisch Gmund to Massama | 1,172.30 mi (1,886.64 km) |
| Schwabisch Gmund to Matosinhos | 1,041.99 mi (1,676.92 km) |
| Schwabisch Gmund to Mealhada | 1,065.58 mi (1,714.89 km) |
| Schwabisch Gmund to Melgaco | 986.45 mi (1,587.54 km) |
| Schwabisch Gmund to Melres | 1,034.34 mi (1,664.61 km) |
| Schwabisch Gmund to Mira | 1,075.01 mi (1,730.06 km) |
| Schwabisch Gmund to Miranda do Corvo | 1,073.31 mi (1,727.33 km) |
| Schwabisch Gmund to Mirandela | 966.47 mi (1,555.38 km) |
| Schwabisch Gmund to Mogadouro | 953.86 mi (1,535.09 km) |
| Schwabisch Gmund to Moimenta da Beira | 1,005.61 mi (1,618.38 km) |
| Schwabisch Gmund to Moita | 1,165.77 mi (1,876.13 km) |
| Schwabisch Gmund to Moncao | 997.19 mi (1,604.82 km) |
| Schwabisch Gmund to Montalegre | 977.98 mi (1,573.91 km) |
