| 城市名称 | 机场三字代码 | 机场四字代码 | 机场名称 | 英文名称 |
| WATERFALL | KWF | WATERFALL | ||
| KRIVOYROG | KWG | KRIVOYROG | ||
| KHWAHAN | KWH | KHWAHAN | ||
| kwangju | KWJ | RKJJ | 光州机场 | KWANGJU |
| KWIGILLINGOK | KWK | KWIGILLINGOK | ||
| KOWANYAMA | KWM | KOWANYAMA | ||
| QUINHAGAKKWI | KWN | QUINHAGAKKWINHAGAK | ||
| KAWITO | KWO | KAWITO | ||
| WESTPOINT | KWP | WESTPOINT | ||
| KWAIHARBOUR | KWR | KWAIHARBOUR | ||
| KWETHLUK | KWT | KWETHLUK | ||
| KURWINA | KWV | KURWINA | ||
| KIWAIISLAND | KWX | KIWAIISLAND | ||
| KIWAYU | KWY | KIWAYU | ||
| KOLWEZI | KWZ | KOLWEZI | ||
| KASAAN | KXA | KASAAN | ||
| 克莱克斯多普 | KXE | KLERKSDORP | ||
| 科罗 | KXF | KORO | ||
| KOMSOMOLSKNA | KXK | KOMSOMOLSKNAAMURE | ||
| KAROOLA | KXR | KAROOLA | ||
| 科尼亚 | KYA | KONYA | ||
| ORCHIDISLAND | KYD | ORCHIDISLAND | ||
| TRIPOLIKLEYA | KYE | TRIPOLIKLEYATE | ||
| YEELIRRIE | KYF | YEELIRRIE | ||
| YALATAMISSIO | KYI | YALATAMISSION | ||
| KARLUK | KYK | KARLUK | ||
| KEYLARGOPORT | KYL | KEYLARGOPORTLARGO | ||
| TOPPOFTAMPA | KYO | TOPPOFTAMPA | ||
| KYAUKPYU | KYP | KYAUKPYU | ||
| 卡伊 | KYS | KAYES | ||
| KYAUKTAW | KYT | KYAUKTAW | ||
| KOYUKUK | KYU | KOYUKUK | ||
| YALUMET | KYX | YALUMET | ||
| 克孜勒 | KYZ | KYZYL | ||
| ZACHARBAY | KZB | ZACHARBAY | ||
| KOMPONG-CHHN | KZC | KOMPONG-CHHNANG | ||
| KRAKOR | KZD | KRAKOR | ||
| KAINTIBA | KZF | KAINTIBA | ||
| KIZHUYAK | KZH | KIZHUYAK | ||
| KOZANIPHILIP | KZI | KOZANIPHILIPPOS | ||
| KOMPONGTHOM | KZK | KOMPONGTHOM | ||
| KAZAN | KZN | KAZAN | ||
| KASTELORIZO | KZS | KASTELORIZO | ||
| LAMAR | LAA | LAMAR | ||
| LABLAB | LAB | LABLAB | ||
| PULAULAYANG- | LAC | PULAULAYANG-LAYANGLA | ||
| 罗安达 | LAD | LUANDA | ||
| LAENADZAB | LAE | LAENADZAB | ||
| LAFAYETTEIN | LAF | LAFAYETTEIN | ||
| 瓜伊拉 | LAG | LAGUAIRA | ||
| LABUHA | LAH | LABUHA | ||
| LANNION | LAI | LANNION | ||
| LAGES | LAJ | LAGES | ||
| 阿克拉维克 | LAK | AKLAVIK | ||
| LAKELAND | LAL | LAKELAND | ||
| LOSALAMOS | LAM | LOSALAMOS | ||
| 兰辛 | LAN | LANSING | ||
| 拉巴斯 | LAP | LAPAZMEX | ||
| BEIDALABRAQ | LAQ | BEIDALABRAQ | ||
| LARAMIE | LAR | LARAMIE |
机场三字代码简称“三字代码”，由国际航空运输协会（IATA ,International Air Transport Association）制定。国际航空运输协会（IATA）对世界上的国家、城市、机场、加入国际航空运输协会的航空公司制定了统一的编码。在空运中以三个英文字母简写航空机场名，称“机场三字代码”或“三字代码”。
世界上每一个民航机场都有自己唯一的三字码，部分空军机场也有三字码。机场三字代码查询支持国际机场三字代码查询，国内机场3字代码查询，全球机场三字代码查询，国内机场三字代码，始发机场三字代码，机场三字代码表，国际机场三字代码表查询。