 Initially Dakotas and Vampires, later Hunters, Otters and Mi-4 helicopters commenced air operations from Chabua air base.In the mid-seventies, subsequent to the runway upgradation and renovation, the supersonic MiG-21 became the mainstay fighter aircraft operating from here till date.On March 8, 2011, Chabua inducted the Sukhoi Su-30MKI fighter aircraft.