| Brussels to Montemor-o-Novo | 1,041.22 mi (1,675.67 km) |
| Brussels to Montemor-o-Velho | 968.16 mi (1,558.11 km) |
| Brussels to Montijo | 1,059.11 mi (1,704.48 km) |
| Brussels to Mortagua | 939.33 mi (1,511.71 km) |
| Brussels to Moura | 1,050.72 mi (1,690.97 km) |
| Brussels to Murtosa | 935.19 mi (1,505.05 km) |
| Brussels to Nazare | 1,011.82 mi (1,628.37 km) |
| Brussels to Nelas | 922.93 mi (1,485.31 km) |
| Brussels to Obidos | 1,028.27 mi (1,654.85 km) |
| Brussels to Odemira | 1,115.96 mi (1,795.97 km) |
| Brussels to Odivelas | 1,061.28 mi (1,707.97 km) |
| Brussels to Oeiras | 1,071.54 mi (1,724.47 km) |
| Brussels to Olhao | 1,128.05 mi (1,815.41 km) |
| Brussels to Oliveira de Azemeis | 924.31 mi (1,487.53 km) |
| Brussels to Oliveira de Frades | 921.97 mi (1,483.77 km) |
