| Princeton to Arcos de Valdevez | 4,165.81 mi (6,704.22 km) |
| Princeton to Arcozelo | 4,163.16 mi (6,699.96 km) |
| Princeton to Arganil | 4,203.13 mi (6,764.28 km) |
| Princeton to Arouca | 4,184.84 mi (6,734.84 km) |
| Princeton to Arruda dos Vinhos | 4,165.04 mi (6,702.98 km) |
| Princeton to Aveiro | 4,167.37 mi (6,706.73 km) |
| Princeton to Aver-o-Mar | 4,152.70 mi (6,683.13 km) |
| Princeton to Aves | 4,176.30 mi (6,721.11 km) |
| Princeton to Azambuja | 4,174.58 mi (6,718.34 km) |
| Princeton to Baiao | 4,193.04 mi (6,748.04 km) |
| Princeton to Barcelos | 4,159.27 mi (6,693.70 km) |
| Princeton to Barreiro | 4,168.93 mi (6,709.25 km) |
| Princeton to Batalha | 4,171.03 mi (6,712.62 km) |
| Princeton to Beja | 4,240.15 mi (6,823.86 km) |
| Princeton to Belas | 4,156.73 mi (6,689.61 km) |
