| Herndon to Kecskemet | 4,615.97 mi (7,428.68 km) |
| Herndon to Kerepestarcsa | 4,575.19 mi (7,363.06 km) |
| Herndon to Keszthely | 4,523.41 mi (7,279.73 km) |
| Herndon to Kiskoros | 4,610.54 mi (7,419.95 km) |
| Herndon to Kiskunfelegyhaza | 4,629.89 mi (7,451.08 km) |
| Herndon to Kiskunhalas | 4,625.78 mi (7,444.47 km) |
| Herndon to Kiskunlachaza | 4,578.34 mi (7,368.12 km) |
| Herndon to Kiskunmajsa | 4,633.42 mi (7,456.76 km) |
| Herndon to Kisujszallas | 4,646.65 mi (7,478.06 km) |
| Herndon to Kisvarda | 4,659.33 mi (7,498.46 km) |
| Herndon to Komarom | 4,523.20 mi (7,279.39 km) |
| Herndon to Komlo | 4,585.47 mi (7,379.60 km) |
| Herndon to Kormend | 4,488.83 mi (7,224.08 km) |
| Herndon to Koszeg | 4,473.46 mi (7,199.34 km) |
| Herndon to Lajosmizse | 4,606.23 mi (7,413.02 km) |
