| Hilo to Cascais | 7,830.90 mi (12,602.62 km) |
| Hilo to Castelo Branco | 7,825.01 mi (12,593.14 km) |
| Hilo to Castro Daire | 7,749.96 mi (12,472.36 km) |
| Hilo to Celorico de Basto | 7,720.19 mi (12,424.44 km) |
| Hilo to Chamusca | 7,822.65 mi (12,589.35 km) |
| Hilo to Chaves | 7,714.46 mi (12,415.22 km) |
| Hilo to Cinfaes | 7,732.68 mi (12,444.55 km) |
| Hilo to Coimbra | 7,775.06 mi (12,512.75 km) |
| Hilo to Condeixa-a-Nova | 7,778.36 mi (12,518.07 km) |
| Hilo to Corroios | 7,843.99 mi (12,623.69 km) |
| Hilo to Coruche | 7,843.75 mi (12,623.29 km) |
| Hilo to Costa de Caparica | 7,839.67 mi (12,616.73 km) |
| Hilo to Covilha | 7,798.06 mi (12,549.76 km) |
| Hilo to Eiras | 7,773.44 mi (12,510.14 km) |
| Hilo to Elvas | 7,890.15 mi (12,697.97 km) |
