- Koumac Airport, also known as KMC Airport, is a small airport located in Koumac, New Caledonia. It serves domestic flights within New Caledonia and is operated by the Civil Aviation Authority of New Caledonia and French Polynesia. The airport has a single runway and a small terminal building. Koumac Airport primarily provides flights to Nouméa, the capital city of New Caledonia, and other destinations within the archipelago.