| South Portland to Fatima | 3,120.86 mi (5,022.54 km) |
| South Portland to Felgueiras | 3,091.38 mi (4,975.09 km) |
| South Portland to Ferreira do Zezere | 3,137.37 mi (5,049.11 km) |
| South Portland to Figueira da Foz | 3,096.28 mi (4,982.98 km) |
| South Portland to Funchal | 2,944.81 mi (4,739.21 km) |
| South Portland to Fundao | 3,160.98 mi (5,087.11 km) |
| South Portland to Gafanha da Nazare | 3,088.38 mi (4,970.27 km) |
| South Portland to Gondomar | 3,081.92 mi (4,959.86 km) |
| South Portland to Gouveia | 3,145.20 mi (5,061.70 km) |
| South Portland to Grandola | 3,171.23 mi (5,103.60 km) |
| South Portland to Guarda | 3,156.82 mi (5,080.41 km) |
| South Portland to Guimaraes | 3,084.27 mi (4,963.65 km) |
| South Portland to Horta | 2,174.61 mi (3,499.69 km) |
| South Portland to Idanha-a-Nova | 3,180.24 mi (5,118.11 km) |
| South Portland to Ilhavo | 3,091.66 mi (4,975.54 km) |
