| Knottingley to Cadiz | 1,210.83 mi (1,948.64 km) |
| Knottingley to Calafell | 873.78 mi (1,406.21 km) |
| Knottingley to Calahorra | 788.70 mi (1,269.28 km) |
| Knottingley to Calasparra | 1,069.39 mi (1,721.02 km) |
| Knottingley to Calatayud | 853.83 mi (1,374.11 km) |
| Knottingley to Caldas de Montbuy | 848.86 mi (1,366.11 km) |
| Knottingley to Caldas de Reyes | 838.23 mi (1,348.99 km) |
| Knottingley to Calella | 854.49 mi (1,375.17 km) |
| Knottingley to Callosa de Segura | 1,076.79 mi (1,732.92 km) |
| Knottingley to Calpe | 1,042.34 mi (1,677.48 km) |
| Knottingley to Calvia | 992.69 mi (1,597.57 km) |
| Knottingley to Camas | 1,149.31 mi (1,849.63 km) |
| Knottingley to Cambados | 847.84 mi (1,364.46 km) |
| Knottingley to Cambre | 788.84 mi (1,269.51 km) |
| Knottingley to Cambrils | 879.71 mi (1,415.76 km) |
