| Gilbert to Arcos de Valdevez | 5,328.65 mi (8,575.63 km) |
| Gilbert to Arcozelo | 5,349.28 mi (8,608.84 km) |
| Gilbert to Arganil | 5,406.95 mi (8,701.64 km) |
| Gilbert to Arouca | 5,371.08 mi (8,643.91 km) |
| Gilbert to Arruda dos Vinhos | 5,409.60 mi (8,705.91 km) |
| Gilbert to Aveiro | 5,364.94 mi (8,634.04 km) |
| Gilbert to Aver-o-Mar | 5,330.41 mi (8,578.46 km) |
| Gilbert to Aves | 5,349.30 mi (8,608.87 km) |
| Gilbert to Azambuja | 5,415.34 mi (8,715.15 km) |
| Gilbert to Baiao | 5,371.30 mi (8,644.26 km) |
| Gilbert to Barcelos | 5,332.70 mi (8,582.16 km) |
| Gilbert to Barreiro | 5,421.73 mi (8,725.42 km) |
| Gilbert to Batalha | 5,395.95 mi (8,683.94 km) |
| Gilbert to Beja | 5,499.36 mi (8,850.36 km) |
| Gilbert to Belas | 5,408.37 mi (8,703.93 km) |
