| Viadana to Alfena | 991.73 mi (1,596.03 km) |
| Viadana to Alijo | 939.98 mi (1,512.75 km) |
| Viadana to Aljustrel | 1,079.06 mi (1,736.58 km) |
| Viadana to Almada | 1,097.96 mi (1,767.00 km) |
| Viadana to Almargem | 1,097.66 mi (1,766.51 km) |
| Viadana to Almeirim | 1,055.15 mi (1,698.10 km) |
| Viadana to Amadora | 1,099.69 mi (1,769.79 km) |
| Viadana to Amarante | 968.81 mi (1,559.16 km) |
| Viadana to Amares | 973.21 mi (1,566.24 km) |
| Viadana to Amora | 1,097.95 mi (1,766.98 km) |
| Viadana to Anadia | 1,008.77 mi (1,623.46 km) |
| Viadana to Angra do Heroismo | 1,972.81 mi (3,174.93 km) |
| Viadana to Ansiao | 1,023.90 mi (1,647.80 km) |
| Viadana to Anta | 1,002.43 mi (1,613.26 km) |
| Viadana to Arcos de Valdevez | 972.05 mi (1,564.36 km) |
