| Tucson to Cadiz | 5,640.07 mi (9,076.81 km) |
| Tucson to Calafell | 5,792.73 mi (9,322.50 km) |
| Tucson to Calahorra | 5,601.43 mi (9,014.63 km) |
| Tucson to Calasparra | 5,778.62 mi (9,299.78 km) |
| Tucson to Calatayud | 5,653.89 mi (9,099.05 km) |
| Tucson to Caldas de Montbuy | 5,798.57 mi (9,331.89 km) |
| Tucson to Caldas de Reyes | 5,307.26 mi (8,541.21 km) |
| Tucson to Calella | 5,819.31 mi (9,365.27 km) |
| Tucson to Callosa de Segura | 5,818.81 mi (9,364.48 km) |
| Tucson to Calpe | 5,836.90 mi (9,393.58 km) |
| Tucson to Calvia | 5,901.54 mi (9,497.62 km) |
| Tucson to Camas | 5,618.56 mi (9,042.20 km) |
| Tucson to Cambados | 5,304.00 mi (8,535.97 km) |
| Tucson to Cambre | 5,295.59 mi (8,522.43 km) |
| Tucson to Cambrils | 5,777.35 mi (9,297.74 km) |
