The passengers were on board 223,000 flights, which showed a rise of 10.6% year on year.
The volume of cargo through the airports was 726,000 tonnes, up 9.4% from the same period last year.
According to the authority, 35.4 million passengers were transported during the reviewed time, up 16.8% year on year, including 25.1 million carried by Vietnamese carriers, up 15% year on year.
The Airports Corporation of Vietnam (ACV), the operator of 21 civil airports across the country, has announced a plan to transport 101.8 million passengers in 2018.