| Rhondda to Arcos de Valdevez | 714.87 mi (1,150.47 km) |
| Rhondda to Arcozelo | 770.50 mi (1,240.00 km) |
| Rhondda to Arganil | 818.02 mi (1,316.47 km) |
| Rhondda to Arouca | 772.79 mi (1,243.69 km) |
| Rhondda to Arruda dos Vinhos | 914.29 mi (1,471.41 km) |
| Rhondda to Aveiro | 798.60 mi (1,285.22 km) |
| Rhondda to Aver-o-Mar | 749.55 mi (1,206.29 km) |
| Rhondda to Aves | 739.98 mi (1,190.88 km) |
| Rhondda to Azambuja | 905.91 mi (1,457.91 km) |
| Rhondda to Baiao | 754.34 mi (1,214.00 km) |
| Rhondda to Barcelos | 739.73 mi (1,190.47 km) |
| Rhondda to Barreiro | 935.39 mi (1,505.37 km) |
| Rhondda to Batalha | 866.09 mi (1,393.84 km) |
| Rhondda to Beja | 963.18 mi (1,550.08 km) |
| Rhondda to Belas | 931.10 mi (1,498.45 km) |
