The two passengers were intercepted on their arrival at the airport as they were found moving around in suspicious circumstances, an official release said.
On personal examination, Muhammad Muhaideen (40) and Ahammed Safeer (31) were found carrying 6.40 kg gold worth Rs two crore in mobile flip covers hidden in their trouser pockets.
The duo were arrested under the provisions of the Customs Act, 1962, the release said.