| Opava to Calafell | 990.75 mi (1,594.46 km) |
| Opava to Calahorra | 1,083.42 mi (1,743.59 km) |
| Opava to Calasparra | 1,258.55 mi (2,025.44 km) |
| Opava to Calatayud | 1,109.70 mi (1,785.89 km) |
| Opava to Caldas de Montbuy | 947.71 mi (1,525.19 km) |
| Opava to Caldas de Reyes | 1,356.27 mi (2,182.71 km) |
| Opava to Calella | 929.69 mi (1,496.19 km) |
| Opava to Callosa de Segura | 1,233.55 mi (1,985.21 km) |
| Opava to Calpe | 1,173.12 mi (1,887.96 km) |
| Opava to Calvia | 1,037.61 mi (1,669.88 km) |
| Opava to Camas | 1,466.32 mi (2,359.81 km) |
| Opava to Cambados | 1,366.99 mi (2,199.96 km) |
| Opava to Cambre | 1,319.20 mi (2,123.05 km) |
| Opava to Cambrils | 1,016.58 mi (1,636.03 km) |
| Opava to Campo de Criptana | 1,256.71 mi (2,022.47 km) |
