| Knightdale to Arcos de Valdevez | 3,690.39 mi (5,939.11 km) |
| Knightdale to Arcozelo | 3,696.86 mi (5,949.52 km) |
| Knightdale to Arganil | 3,744.81 mi (6,026.69 km) |
| Knightdale to Arouca | 3,719.05 mi (5,985.23 km) |
| Knightdale to Arruda dos Vinhos | 3,722.87 mi (5,991.37 km) |
| Knightdale to Aveiro | 3,705.76 mi (5,963.84 km) |
| Knightdale to Aver-o-Mar | 3,682.83 mi (5,926.94 km) |
| Knightdale to Aves | 3,705.08 mi (5,962.76 km) |
| Knightdale to Azambuja | 3,730.99 mi (6,004.45 km) |
| Knightdale to Baiao | 3,724.26 mi (5,993.62 km) |
| Knightdale to Barcelos | 3,687.86 mi (5,935.03 km) |
| Knightdale to Barreiro | 3,730.36 mi (6,003.43 km) |
| Knightdale to Batalha | 3,720.71 mi (5,987.91 km) |
| Knightdale to Beja | 3,805.78 mi (6,124.81 km) |
| Knightdale to Belas | 3,717.41 mi (5,982.59 km) |
