| Ilhavo to Montemor-o-Novo | 136.84 mi (220.23 km) |
| Ilhavo to Montemor-o-Velho | 29.95 mi (48.20 km) |
| Ilhavo to Montijo | 133.01 mi (214.06 km) |
| Ilhavo to Mortagua | 25.51 mi (41.06 km) |
| Ilhavo to Moura | 182.40 mi (293.54 km) |
| Ilhavo to Murtosa | 9.38 mi (15.09 km) |
| Ilhavo to Nazare | 72.25 mi (116.28 km) |
| Ilhavo to Nelas | 43.26 mi (69.61 km) |
| Ilhavo to Obidos | 89.66 mi (144.29 km) |
| Ilhavo to Odemira | 208.44 mi (335.45 km) |
| Ilhavo to Odivelas | 127.98 mi (205.96 km) |
| Ilhavo to Oeiras | 136.87 mi (220.27 km) |
| Ilhavo to Olhao | 250.90 mi (403.79 km) |
| Ilhavo to Oliveira de Azemeis | 19.38 mi (31.20 km) |
| Ilhavo to Oliveira de Frades | 26.59 mi (42.79 km) |
