| Great Missenden to Arcos de Valdevez | 771.63 mi (1,241.81 km) |
| Great Missenden to Arcozelo | 826.06 mi (1,329.42 km) |
| Great Missenden to Arganil | 867.46 mi (1,396.03 km) |
| Great Missenden to Arouca | 825.47 mi (1,328.46 km) |
| Great Missenden to Arruda dos Vinhos | 966.63 mi (1,555.65 km) |
| Great Missenden to Aveiro | 852.93 mi (1,372.67 km) |
| Great Missenden to Aver-o-Mar | 807.06 mi (1,298.84 km) |
| Great Missenden to Aves | 794.59 mi (1,278.77 km) |
| Great Missenden to Azambuja | 957.31 mi (1,540.64 km) |
| Great Missenden to Baiao | 806.34 mi (1,297.69 km) |
| Great Missenden to Barcelos | 796.64 mi (1,282.07 km) |
| Great Missenden to Barreiro | 986.97 mi (1,588.37 km) |
| Great Missenden to Batalha | 918.59 mi (1,478.33 km) |
| Great Missenden to Beja | 1,006.61 mi (1,619.97 km) |
| Great Missenden to Belas | 984.08 mi (1,583.72 km) |
