| Fort Collins to Kecskemet | 5,506.88 mi (8,862.47 km) |
| Fort Collins to Kerepestarcsa | 5,459.96 mi (8,786.96 km) |
| Fort Collins to Keszthely | 5,439.69 mi (8,754.33 km) |
| Fort Collins to Kiskoros | 5,509.90 mi (8,867.32 km) |
| Fort Collins to Kiskunfelegyhaza | 5,522.42 mi (8,887.48 km) |
| Fort Collins to Kiskunhalas | 5,526.13 mi (8,893.44 km) |
| Fort Collins to Kiskunlachaza | 5,471.04 mi (8,804.78 km) |
| Fort Collins to Kiskunmajsa | 5,530.41 mi (8,900.33 km) |
| Fort Collins to Kisujszallas | 5,522.16 mi (8,887.05 km) |
| Fort Collins to Kisvarda | 5,505.97 mi (8,861.01 km) |
| Fort Collins to Komarom | 5,415.63 mi (8,715.62 km) |
| Fort Collins to Komlo | 5,501.39 mi (8,853.64 km) |
| Fort Collins to Kormend | 5,407.18 mi (8,702.01 km) |
| Fort Collins to Koszeg | 5,386.29 mi (8,668.39 km) |
| Fort Collins to Lajosmizse | 5,496.51 mi (8,845.78 km) |
