| Tucson to Arcos de Valdevez | 5,344.42 mi (8,601.02 km) |
| Tucson to Arcozelo | 5,363.80 mi (8,632.20 km) |
| Tucson to Arganil | 5,420.70 mi (8,723.77 km) |
| Tucson to Arouca | 5,385.69 mi (8,667.43 km) |
| Tucson to Arruda dos Vinhos | 5,420.91 mi (8,724.12 km) |
| Tucson to Aveiro | 5,378.85 mi (8,656.43 km) |
| Tucson to Aver-o-Mar | 5,345.32 mi (8,602.47 km) |
| Tucson to Aves | 5,364.58 mi (8,633.46 km) |
| Tucson to Azambuja | 5,426.91 mi (8,733.77 km) |
| Tucson to Baiao | 5,386.38 mi (8,668.54 km) |
| Tucson to Barcelos | 5,347.88 mi (8,606.58 km) |
| Tucson to Barreiro | 5,432.59 mi (8,742.91 km) |
| Tucson to Batalha | 5,408.38 mi (8,703.95 km) |
| Tucson to Beja | 5,510.19 mi (8,867.80 km) |
| Tucson to Belas | 5,419.24 mi (8,721.43 km) |
