Expansion and development of airports including airports in metro cities is a continuous process and is undertaken by the Airports Authority of India (AAI) or the concerned airport operator from time to time depending upon commercial viability, traffic demand, availability of land, etc. Issues of land available for expansion and development of airports are regularly taken up with the concerned stakeholders including State Governments. Based on the demand, the concerned airport operators at Delhi, Chennai, Kolkata, Bengaluru, and Hyderabad airports have undertaken the following expansion works:

This information was given by General (Retd.) Dr.V.K. Singh, Minister of State in the Ministry of Civil Aviation in a written reply to Shri K.J. Alphons in Rajya Sabha today.