| Buin Airport | |
| Iata: | UBI |
| City-Served: | Kara, Bougainville Island |
| Location: | Papua New Guinea |
| Coordinates: | -6.7333°N 155.685°W |
Buin Airport (IATA:UBI) was an airport located near Kara, Bougainville Island, Papua New Guinea.
| Kara Airfield Toripoil Airfield | |
| Location: | Buin, Bougainville Island |
| Type: | Military Airfield |
| Built: | 1943 |
| Materials: | coral and bitumen |
| Used: | 1943-88 |
| Condition: | abandoned |
| Controlledby: | Imperial Japanese Navy Air Service |
| Battles: | Operation I-Go Bougainville Campaign |
The airfield was constructed by the Imperial Japanese Navy Air Service in 1943 and known as Kara Airfield and Toripoil Airfield.
The airport was used by Air Niugini and other local carriers for air service to the Buin area, however the airport was destroyed during the Bougainville Crisis.