| Killarney to Calafell | 913.78 mi (1,470.59 km) |
| Killarney to Calahorra | 760.64 mi (1,224.14 km) |
| Killarney to Calasparra | 1,026.97 mi (1,652.74 km) |
| Killarney to Calatayud | 827.50 mi (1,331.73 km) |
| Killarney to Caldas de Montbuy | 905.01 mi (1,456.47 km) |
| Killarney to Caldas de Reyes | 654.60 mi (1,053.48 km) |
| Killarney to Calella | 920.19 mi (1,480.90 km) |
| Killarney to Callosa de Segura | 1,049.10 mi (1,688.36 km) |
| Killarney to Calpe | 1,034.30 mi (1,664.55 km) |
| Killarney to Calvia | 1,036.15 mi (1,667.53 km) |
| Killarney to Camas | 1,026.64 mi (1,652.21 km) |
| Killarney to Cambados | 661.27 mi (1,064.21 km) |
| Killarney to Cambre | 608.78 mi (979.74 km) |
| Killarney to Cambrils | 908.23 mi (1,461.65 km) |
| Killarney to Campo de Criptana | 926.46 mi (1,490.99 km) |
