<P> Tân Sơn Nhất International Airport ( IATA : SGN , ICAO : VVTS ) ( Vietnamese : Sân bay quốc tế Tân Sơn Nhất , Vietnamese : Cảng hàng không quốc tế Tân Sơn Nhất ) is the busiest airport in Vietnam with 32.5 million passengers in 2016 , serving Ho Chi Minh City as well as the rest of southeastern Vietnam . As of January 2017 , it had a total capacity of only 25 million passengers , which has caused constant congestion and sparked debate for expanding or building a new airport . The airport 's IATA code , SGN , is derived from the city 's former name of Saigon . </P>
what is the name of the airport in ho chi minh city
Tân Sơn Nhất International Airport