| Aalst to Montemor-o-Novo | 1,037.21 mi (1,669.23 km) |
| Aalst to Montemor-o-Velho | 963.02 mi (1,549.83 km) |
| Aalst to Montijo | 1,054.65 mi (1,697.30 km) |
| Aalst to Mortagua | 934.32 mi (1,503.64 km) |
| Aalst to Moura | 1,047.47 mi (1,685.75 km) |
| Aalst to Murtosa | 929.73 mi (1,496.26 km) |
| Aalst to Nazare | 1,006.76 mi (1,620.23 km) |
| Aalst to Nelas | 918.12 mi (1,477.57 km) |
| Aalst to Obidos | 1,023.30 mi (1,646.84 km) |
| Aalst to Odemira | 1,112.21 mi (1,789.93 km) |
| Aalst to Odivelas | 1,056.59 mi (1,700.42 km) |
| Aalst to Oeiras | 1,066.82 mi (1,716.88 km) |
| Aalst to Olhao | 1,125.04 mi (1,810.58 km) |
| Aalst to Oliveira de Azemeis | 918.88 mi (1,478.80 km) |
| Aalst to Oliveira de Frades | 916.81 mi (1,475.47 km) |
