| Felixstowe to Montalegre | 821.54 mi (1,322.14 km) |
| Felixstowe to Montemor-o-Novo | 1,028.68 mi (1,655.50 km) |
| Felixstowe to Montemor-o-Velho | 944.48 mi (1,520.00 km) |
| Felixstowe to Montijo | 1,041.70 mi (1,676.46 km) |
| Felixstowe to Mortagua | 917.35 mi (1,476.34 km) |
| Felixstowe to Moura | 1,045.93 mi (1,683.27 km) |
| Felixstowe to Murtosa | 908.55 mi (1,462.16 km) |
| Felixstowe to Nazare | 988.60 mi (1,590.99 km) |
| Felixstowe to Nelas | 903.29 mi (1,453.71 km) |
| Felixstowe to Obidos | 1,005.71 mi (1,618.54 km) |
| Felixstowe to Odemira | 1,105.35 mi (1,778.89 km) |
| Felixstowe to Odivelas | 1,041.46 mi (1,676.07 km) |
| Felixstowe to Oeiras | 1,051.32 mi (1,691.94 km) |
| Felixstowe to Olhao | 1,125.05 mi (1,810.59 km) |
| Felixstowe to Oliveira de Azemeis | 898.15 mi (1,445.44 km) |
