"Police have made a declaration under the Public Safety and Preservation Act tonight at Brisbane Airport due an emergency situation," Queensland Police said in a statement.
A man who allegedly claimed to have a bomb has been arrested by police.
Police said in a statement that there were no injuries to police officers or any members of the public. Searches and further investigations in the airport are ongoing.
The Australian Federal Police is managing the security matter and we hope to get back to normal operations as soon as possible. https://t.co/akvdQmrXVg— Brisbane Airport ✈️ (@BrisbaneAirport) February 2, 2019
Nearby trains have also been stopped, according to police.
The international terminal at @BrisbaneAirport has been evacuated due to a police operation. AFP and @QldPolice are currently on the scene. Further details will be provided when available. https://t.co/RhRB5lL6Dr— AFP (@AusFedPolice) February 2, 2019
The incident reportedly took place in the airport's international terminal.
"[A] man took out a knife in departures just as we checked in," an eyewitness, Nick Sherrard, posted on Twitter.
Flights have been delayed due to incident.