BHUBANESWAR: The Biju Patnaik International Airport (BPIA) could soon be privately managed as the Centre has earmarked it for leasing out under public private partnership (PPP) mode. Union Minister of State for Civil Aviation VK Singh informed the Rajya Sabha on Monday that as per the National Monetisation Pipeline (NMP), 25 airports of Airport Authority of India (AAI) have been earmarked for leasing from 2022 to 2025.