| Billings to Arcos de Valdevez | 4,646.14 mi (7,477.24 km) |
| Billings to Arcozelo | 4,674.22 mi (7,522.42 km) |
| Billings to Arganil | 4,735.86 mi (7,621.64 km) |
| Billings to Arouca | 4,695.12 mi (7,556.06 km) |
| Billings to Arruda dos Vinhos | 4,753.76 mi (7,650.44 km) |
| Billings to Aveiro | 4,693.37 mi (7,553.24 km) |
| Billings to Aver-o-Mar | 4,653.12 mi (7,488.47 km) |
| Billings to Aves | 4,669.51 mi (7,514.86 km) |
| Billings to Azambuja | 4,757.78 mi (7,656.91 km) |
| Billings to Baiao | 4,692.45 mi (7,551.77 km) |
| Billings to Barcelos | 4,653.78 mi (7,489.54 km) |
| Billings to Barreiro | 4,768.54 mi (7,674.23 km) |
| Billings to Batalha | 4,733.21 mi (7,617.36 km) |
| Billings to Beja | 4,845.31 mi (7,797.77 km) |
| Billings to Belas | 4,755.33 mi (7,652.96 km) |
