| Caykara to Cascais | 2,607.22 mi (4,195.92 km) |
| Caykara to Castelo Branco | 2,485.60 mi (4,000.19 km) |
| Caykara to Castro Daire | 2,485.94 mi (4,000.73 km) |
| Caykara to Celorico de Basto | 2,480.21 mi (3,991.51 km) |
| Caykara to Chamusca | 2,545.32 mi (4,096.29 km) |
| Caykara to Chaves | 2,447.39 mi (3,938.70 km) |
| Caykara to Cinfaes | 2,492.16 mi (4,010.75 km) |
| Caykara to Coimbra | 2,524.49 mi (4,062.77 km) |
| Caykara to Condeixa-a-Nova | 2,529.99 mi (4,071.62 km) |
| Caykara to Corroios | 2,595.64 mi (4,177.28 km) |
| Caykara to Coruche | 2,556.16 mi (4,113.74 km) |
| Caykara to Costa de Caparica | 2,599.27 mi (4,183.13 km) |
| Caykara to Covilha | 2,476.16 mi (3,984.99 km) |
| Caykara to Eiras | 2,523.60 mi (4,061.33 km) |
| Caykara to Elvas | 2,488.00 mi (4,004.05 km) |
