| Thames Ditton to Arcos de Valdevez | 761.80 mi (1,226.00 km) |
| Thames Ditton to Arcozelo | 815.80 mi (1,312.91 km) |
| Thames Ditton to Arganil | 855.67 mi (1,377.07 km) |
| Thames Ditton to Arouca | 814.53 mi (1,310.86 km) |
| Thames Ditton to Arruda dos Vinhos | 955.32 mi (1,537.44 km) |
| Thames Ditton to Aveiro | 842.32 mi (1,355.58 km) |
| Thames Ditton to Aver-o-Mar | 797.32 mi (1,283.16 km) |
| Thames Ditton to Aves | 784.19 mi (1,262.02 km) |
| Thames Ditton to Azambuja | 945.79 mi (1,522.11 km) |
| Thames Ditton to Baiao | 795.30 mi (1,279.91 km) |
| Thames Ditton to Barcelos | 786.78 mi (1,266.21 km) |
| Thames Ditton to Barreiro | 975.44 mi (1,569.82 km) |
| Thames Ditton to Batalha | 907.40 mi (1,460.32 km) |
| Thames Ditton to Beja | 993.23 mi (1,598.44 km) |
| Thames Ditton to Belas | 972.88 mi (1,565.70 km) |
