| Aviano to Castelo Branco | 1,099.88 mi (1,770.08 km) |
| Aviano to Castro Daire | 1,085.04 mi (1,746.20 km) |
| Aviano to Celorico de Basto | 1,073.93 mi (1,728.33 km) |
| Aviano to Chamusca | 1,161.35 mi (1,869.01 km) |
| Aviano to Chaves | 1,038.93 mi (1,672.00 km) |
| Aviano to Cinfaes | 1,088.45 mi (1,751.69 km) |
| Aviano to Coimbra | 1,129.84 mi (1,818.30 km) |
| Aviano to Condeixa-a-Nova | 1,136.21 mi (1,828.55 km) |
| Aviano to Corroios | 1,218.33 mi (1,960.72 km) |
| Aviano to Coruche | 1,177.32 mi (1,894.71 km) |
| Aviano to Costa de Caparica | 1,221.13 mi (1,965.21 km) |
| Aviano to Covilha | 1,084.26 mi (1,744.94 km) |
| Aviano to Eiras | 1,128.60 mi (1,816.30 km) |
| Aviano to Elvas | 1,117.94 mi (1,799.15 km) |
| Aviano to Entroncamento | 1,156.63 mi (1,861.42 km) |
