| Flagstaff to Castrovillari | 6,281.44 mi (10,109.01 km) |
| Flagstaff to Catania | 6,364.04 mi (10,241.93 km) |
| Flagstaff to Catanzaro | 6,343.66 mi (10,209.13 km) |
| Flagstaff to Cattolica | 5,948.49 mi (9,573.17 km) |
| Flagstaff to Cava de' Tirreni | 6,183.60 mi (9,951.55 km) |
| Flagstaff to Cavallino | 6,322.16 mi (10,174.54 km) |
| Flagstaff to Cavarzere | 5,867.36 mi (9,442.61 km) |
| Flagstaff to Cave | 6,064.94 mi (9,760.57 km) |
| Flagstaff to Cavriago | 5,837.06 mi (9,393.83 km) |
| Flagstaff to Cavriglia | 5,928.73 mi (9,541.36 km) |
| Flagstaff to Cazzago San Martino | 5,776.16 mi (9,295.82 km) |
| Flagstaff to Ceccano | 6,091.60 mi (9,803.48 km) |
| Flagstaff to Cecina | 5,905.23 mi (9,503.56 km) |
| Flagstaff to Cefalu | 6,297.66 mi (10,135.10 km) |
| Flagstaff to Ceglie Messapico | 6,281.09 mi (10,108.43 km) |
