| Monfalcone to Montemor-o-Novo | 1,212.48 mi (1,951.29 km) |
| Monfalcone to Montemor-o-Velho | 1,183.83 mi (1,905.19 km) |
| Monfalcone to Montijo | 1,242.97 mi (2,000.36 km) |
| Monfalcone to Mortagua | 1,154.42 mi (1,857.85 km) |
| Monfalcone to Moura | 1,196.18 mi (1,925.07 km) |
| Monfalcone to Murtosa | 1,164.48 mi (1,874.06 km) |
| Monfalcone to Nazare | 1,219.82 mi (1,963.12 km) |
| Monfalcone to Nelas | 1,133.78 mi (1,824.64 km) |
| Monfalcone to Obidos | 1,232.02 mi (1,982.74 km) |
| Monfalcone to Odemira | 1,271.00 mi (2,045.48 km) |
| Monfalcone to Odivelas | 1,252.25 mi (2,015.31 km) |
| Monfalcone to Oeiras | 1,262.35 mi (2,031.56 km) |
| Monfalcone to Olhao | 1,256.95 mi (2,022.87 km) |
| Monfalcone to Oliveira de Azemeis | 1,153.88 mi (1,856.99 km) |
| Monfalcone to Oliveira de Frades | 1,143.61 mi (1,840.46 km) |
