Tinian International Airport also known as West Tinian Airport, is a public airport located on Tinian Island in the United States Commonwealth of the Northern Mariana Islands. This airport is owned by Commonwealth Ports Authority.

This airport is assigned a three-letter location identifier of TNI by the Federal Aviation Administration, but the International Air Transport Association (IATA) airport code is TIQ (IATA assigned TNI to Satna Airport in India).