Kota Kinabalu International Airport (KKIA) is an international airport in Kota Kinabalu, the state capital of Sabah, Malaysia. It is located approximately southwest of the city centre. In 2013, 6.9 million passengers passed through the airport, making it the second busiest airport in Malaysia after Kuala Lumpur International Airport. The airport serves the city of Kota Kinabalu as well as the entire west coast of Sabah.