Cairns Airport (IATA: CNS, ICAO: YBCS) is an international airport in Cairns, Queensland, Australia. Formerly operated by the Cairns Port Authority, the airport was sold by the Queensland Government in December 2008 to a private consortium. It is the seventh busiest airport in Australia. The airport is located 2. 3 nautical miles (4. 3 km; 2. 6 mi) north northwest of Cairns or 7 kilometres (4. 3 mi) north of the Cairns central business district, in the suburb of Aeroglen. The airport lies betwee... Cairns Airport (IATA: CNS, ICAO: YBCS) is an international airport in Cairns, Queensland, Australia. Formerly operated by the Cairns Port Authority, the airport was sold by the Queensland Government in December 2008 to a private consortium. It is the seventh busiest airport in Australia. The airport is located 2. 3 nautical miles (4. 3 km; 2. 6 mi) north northwest of Cairns or 7 kilometres (4. 3 mi) north of the Cairns central business district, in the suburb of Aeroglen. The airport lies between Mount Whitfield to the west and Trinity Bay to the east