| Security-Widefield to Kalispell (Montana) | 811.08 mi (1,305.31 km) |
| Security-Widefield to Kaneohe (Hawaii) | 3,340.30 mi (5,375.69 km) |
| Security-Widefield to Kankakee (Illinois) | 905.99 mi (1,458.06 km) |
| Security-Widefield to Kannapolis (North Carolina) | 1,341.52 mi (2,158.97 km) |
| Security-Widefield to Kansas City (Kansas) | 536.18 mi (862.89 km) |
| Security-Widefield to Kansas City (Missouri) | 546.37 mi (879.30 km) |
| Security-Widefield to Kapaa (Hawaii) | 3,398.38 mi (5,469.16 km) |
| Security-Widefield to Kapolei (Hawaii) | 3,357.71 mi (5,403.72 km) |
| Security-Widefield to Katy (Texas) | 799.20 mi (1,286.19 km) |
| Security-Widefield to Kaukauna (Wisconsin) | 930.68 mi (1,497.79 km) |
| Security-Widefield to Kaysville (Utah) | 414.31 mi (666.76 km) |
| Security-Widefield to Kearney (Missouri) | 556.84 mi (896.15 km) |
| Security-Widefield to Kearney (Nebraska) | 328.14 mi (528.09 km) |
| Security-Widefield to Kearns (Utah) | 409.35 mi (658.78 km) |
| Security-Widefield to Kearny (New Jersey) | 1,622.83 mi (2,611.70 km) |
