| South San Francisco to Arcos de Valdevez | 5,551.52 mi (8,934.30 km) |
| South San Francisco to Arcozelo | 5,580.28 mi (8,980.60 km) |
| South San Francisco to Arganil | 5,642.19 mi (9,080.24 km) |
| South San Francisco to Arouca | 5,601.08 mi (9,014.07 km) |
| South San Francisco to Arruda dos Vinhos | 5,660.92 mi (9,110.37 km) |
| South San Francisco to Aveiro | 5,599.70 mi (9,011.84 km) |
| South San Francisco to Aver-o-Mar | 5,559.01 mi (8,946.36 km) |
| South San Francisco to Aves | 5,575.14 mi (8,972.33 km) |
| South San Francisco to Azambuja | 5,664.88 mi (9,116.74 km) |
| South San Francisco to Baiao | 5,598.15 mi (9,009.35 km) |
| South San Francisco to Barcelos | 5,559.52 mi (8,947.18 km) |
| South San Francisco to Barreiro | 5,675.78 mi (9,134.28 km) |
| South San Francisco to Batalha | 5,640.08 mi (9,076.83 km) |
| South San Francisco to Beja | 5,752.49 mi (9,257.74 km) |
| South San Francisco to Belas | 5,662.57 mi (9,113.02 km) |
