| Knottingley to Cascais | 1,106.13 mi (1,780.15 km) |
| Knottingley to Castelo Branco | 1,003.20 mi (1,614.50 km) |
| Knottingley to Castro Daire | 937.52 mi (1,508.79 km) |
| Knottingley to Celorico de Basto | 906.70 mi (1,459.20 km) |
| Knottingley to Chamusca | 1,048.44 mi (1,687.30 km) |
| Knottingley to Chaves | 874.96 mi (1,408.12 km) |
| Knottingley to Cinfaes | 927.46 mi (1,492.60 km) |
| Knottingley to Coimbra | 990.69 mi (1,594.36 km) |
| Knottingley to Condeixa-a-Nova | 998.03 mi (1,606.18 km) |
| Knottingley to Corroios | 1,107.45 mi (1,782.27 km) |
| Knottingley to Coruche | 1,075.15 mi (1,730.29 km) |
| Knottingley to Costa de Caparica | 1,106.84 mi (1,781.28 km) |
| Knottingley to Covilha | 972.08 mi (1,564.41 km) |
| Knottingley to Eiras | 988.56 mi (1,590.94 km) |
| Knottingley to Elvas | 1,062.32 mi (1,709.65 km) |
