| Leighton Buzzard to Arcos de Valdevez | 785.23 mi (1,263.70 km) |
| Leighton Buzzard to Arcozelo | 839.75 mi (1,351.45 km) |
| Leighton Buzzard to Arganil | 881.46 mi (1,418.57 km) |
| Leighton Buzzard to Arouca | 839.31 mi (1,350.73 km) |
| Leighton Buzzard to Arruda dos Vinhos | 980.53 mi (1,578.02 km) |
| Leighton Buzzard to Aveiro | 866.70 mi (1,394.82 km) |
| Leighton Buzzard to Aver-o-Mar | 820.63 mi (1,320.68 km) |
| Leighton Buzzard to Aves | 808.31 mi (1,300.86 km) |
| Leighton Buzzard to Azambuja | 971.25 mi (1,563.07 km) |
| Leighton Buzzard to Baiao | 820.21 mi (1,319.99 km) |
| Leighton Buzzard to Barcelos | 810.24 mi (1,303.96 km) |
| Leighton Buzzard to Barreiro | 1,000.91 mi (1,610.80 km) |
| Leighton Buzzard to Batalha | 932.47 mi (1,500.66 km) |
| Leighton Buzzard to Beja | 1,020.88 mi (1,642.95 km) |
| Leighton Buzzard to Belas | 997.95 mi (1,606.05 km) |
