Airports
| Airport Name | Airport Code | Country |
|---|---|---|
| Kalkgurung | WAV | Australia |
| Kubin Island | KUG | Australia |
| Kingsford Smith | SYD | Australia |
| Kempsey | KPS | Australia |
| Kalpowar | KPP | Australia |
| Kalumburu | UBU | Australia |
| Kimberley Downs | KBD | Australia |
| Kirkimbie | KBB | Australia |
| Kurundi | KRD | Australia |
| Kamaran Downs | KDS | Australia |
| Kambalda | KDB | Australia |
| Kulgera | KGR | Australia |
| Koolburra | KKP | Australia |
| Koolatah | KOH | Australia |
| Kowanyama | KWM | Australia |
| Koonibba | KQB | Australia |
| Kitzbuehl Railway | XJS | Austria |
| Khulna | KHL | Bangladesh |
| Kiewit | QHA | Belgium |
| Knokke/Het Zoute | KNO | Belgium |