| West Chicago to Cascais | 4,005.76 mi (6,446.64 km) |
| West Chicago to Castelo Branco | 4,054.71 mi (6,525.43 km) |
| West Chicago to Castro Daire | 3,997.24 mi (6,432.93 km) |
| West Chicago to Celorico de Basto | 3,977.63 mi (6,401.38 km) |
| West Chicago to Chamusca | 4,026.08 mi (6,479.35 km) |
| West Chicago to Chaves | 3,989.16 mi (6,419.94 km) |
| West Chicago to Cinfaes | 3,981.31 mi (6,407.31 km) |
| West Chicago to Coimbra | 3,998.51 mi (6,434.99 km) |
| West Chicago to Condeixa-a-Nova | 3,998.55 mi (6,435.05 km) |
| West Chicago to Corroios | 4,021.10 mi (6,471.34 km) |
| West Chicago to Coruche | 4,037.92 mi (6,498.40 km) |
| West Chicago to Costa de Caparica | 4,016.11 mi (6,463.31 km) |
| West Chicago to Covilha | 4,038.32 mi (6,499.04 km) |
| West Chicago to Eiras | 3,997.68 mi (6,433.64 km) |
| West Chicago to Elvas | 4,104.56 mi (6,605.65 km) |
