| Saint-Sebastien-sur-Loire to Alfena | 539.08 mi (867.56 km) |
| Saint-Sebastien-sur-Loire to Alijo | 505.05 mi (812.80 km) |
| Saint-Sebastien-sur-Loire to Aljustrel | 725.42 mi (1,167.45 km) |
| Saint-Sebastien-sur-Loire to Almada | 704.31 mi (1,133.47 km) |
| Saint-Sebastien-sur-Loire to Almargem | 697.58 mi (1,122.64 km) |
| Saint-Sebastien-sur-Loire to Almeirim | 658.58 mi (1,059.88 km) |
| Saint-Sebastien-sur-Loire to Amadora | 703.25 mi (1,131.76 km) |
| Saint-Sebastien-sur-Loire to Amarante | 523.18 mi (841.98 km) |
| Saint-Sebastien-sur-Loire to Amares | 512.38 mi (824.59 km) |
| Saint-Sebastien-sur-Loire to Amora | 706.42 mi (1,136.88 km) |
| Saint-Sebastien-sur-Loire to Anadia | 581.32 mi (935.54 km) |
| Saint-Sebastien-sur-Loire to Angra do Heroismo | 1,420.10 mi (2,285.43 km) |
| Saint-Sebastien-sur-Loire to Ansiao | 611.21 mi (983.65 km) |
| Saint-Sebastien-sur-Loire to Anta | 554.90 mi (893.02 km) |
| Saint-Sebastien-sur-Loire to Arcos de Valdevez | 502.88 mi (809.31 km) |
