| Siracusa to Montemor-o-Novo | 1,283.28 mi (2,065.25 km) |
| Siracusa to Montemor-o-Velho | 1,307.51 mi (2,104.23 km) |
| Siracusa to Montijo | 1,320.00 mi (2,124.34 km) |
| Siracusa to Mortagua | 1,284.54 mi (2,067.27 km) |
| Siracusa to Moura | 1,243.73 mi (2,001.59 km) |
| Siracusa to Murtosa | 1,306.62 mi (2,102.81 km) |
| Siracusa to Nazare | 1,327.32 mi (2,136.11 km) |
| Siracusa to Nelas | 1,264.73 mi (2,035.39 km) |
| Siracusa to Obidos | 1,332.34 mi (2,144.20 km) |
| Siracusa to Odemira | 1,311.20 mi (2,110.17 km) |
| Siracusa to Odivelas | 1,334.72 mi (2,148.02 km) |
| Siracusa to Oeiras | 1,342.45 mi (2,160.47 km) |
| Siracusa to Olhao | 1,272.27 mi (2,047.52 km) |
| Siracusa to Oliveira de Azemeis | 1,298.82 mi (2,090.25 km) |
| Siracusa to Oliveira de Frades | 1,283.03 mi (2,064.84 km) |
