| Surbiton to Mangualde | 825.88 mi (1,329.13 km) |
| Surbiton to Marco de Canavezes | 797.64 mi (1,283.68 km) |
| Surbiton to Marinha Grande | 904.81 mi (1,456.16 km) |
| Surbiton to Massama | 974.94 mi (1,569.02 km) |
| Surbiton to Matosinhos | 810.14 mi (1,303.79 km) |
| Surbiton to Mealhada | 854.41 mi (1,375.04 km) |
| Surbiton to Melgaco | 742.54 mi (1,195.00 km) |
| Surbiton to Melres | 810.50 mi (1,304.38 km) |
| Surbiton to Mira | 857.52 mi (1,380.04 km) |
| Surbiton to Miranda do Corvo | 869.79 mi (1,399.80 km) |
| Surbiton to Mirandela | 758.05 mi (1,219.96 km) |
| Surbiton to Mogadouro | 758.63 mi (1,220.89 km) |
| Surbiton to Moimenta da Beira | 799.00 mi (1,285.86 km) |
| Surbiton to Moita | 975.56 mi (1,570.02 km) |
| Surbiton to Moncao | 750.30 mi (1,207.49 km) |
