| Swindon to Arcos de Valdevez | 740.41 mi (1,191.57 km) |
| Swindon to Arcozelo | 795.36 mi (1,280.01 km) |
| Swindon to Arganil | 838.97 mi (1,350.18 km) |
| Swindon to Arouca | 795.77 mi (1,280.66 km) |
| Swindon to Arruda dos Vinhos | 937.28 mi (1,508.41 km) |
| Swindon to Aveiro | 822.71 mi (1,324.02 km) |
| Swindon to Aver-o-Mar | 775.66 mi (1,248.30 km) |
| Swindon to Aves | 764.16 mi (1,229.79 km) |
| Swindon to Azambuja | 928.27 mi (1,493.91 km) |
| Swindon to Baiao | 776.84 mi (1,250.20 km) |
| Swindon to Barcelos | 765.42 mi (1,231.83 km) |
| Swindon to Barreiro | 957.91 mi (1,541.61 km) |
| Swindon to Batalha | 889.11 mi (1,430.89 km) |
| Swindon to Beja | 980.48 mi (1,577.93 km) |
| Swindon to Belas | 954.53 mi (1,536.16 km) |
