The
Government of Bihar has the acquired additional of land and transferred it to the
Airports Authority of India (AAI), which has started the DPR process for the further expansion of the passenger terminal building at the airport. The expansion plan is to develop a new passenger terminal, a new
Air Traffic Control (ATC) tower, cargo facilities among other facilities close to
NH-27 have been put forward by the AAI. Darbhanga
MP,
Gopal Jee Thakur, met
Jayant Sinha and later
Prime Minister Narendra Modi, and demanded to name the airport as
Mahakavi Kokil Vidyapati Airport. This was also suggested by Jayant Sinha at the
foundation stone laying ceremony for the construction of the current passenger terminal, by naming the airport after famous
Maithili poet,
Mahakavi Vidyapati. In March 2023, the Government of Bihar acquired of land for the runway expansion and another for the construction of a new permanent terminal, while the remaining for installation of
Instrument Landing System (ILS) to facilitate night landing has been acquired, which was completed in mid-2023. Then, bidding was opened and six firms bidded to build the terminal in February 2024, in which New Delhi-based Ahluwalia Contracts Pvt. Ltd. won the bid in the same month. Therefore, work on the new terminal officially began after Prime Minister Narendra Modi laid the
foundation stone on 20 October 2024. The cost of the terminal and adjoining developments has been revised to , and the project has a deadline of completion by September 2026.
New terminal The new terminal building will act as a supersede to the airport and Darbhanga and its adjoining regions. It will be situated at the northern end of the airport, and will cover an area of , a significant increase from the current terminal's . The terminal will be developed in two phase as a two-storey building, of which the first floor will feature the departures area and the ground floor with the arrivals area, equipped with a wide range of facilities and amenities. It will have 40 check-in counters, 14 self-check-in kiosks, 12 automatic tray retrieval systems, 30 door- frame metal detector machines, four conveyor belts in the arrivals area and five
aerobridges. As part of the first phase of the terminal, it will have an apron to accommodate seven [Code C] aircraft. With these considerable developments, the airport will be able to handle more than 8,000 passengers per day from the present 1,500 and from 10 to over 50 aircraft operations every day. The new terminal will be designed to showcase traditional
Madhubani paintings and draw architectural inspiration from the 19th-century
Darbhanga Fort. Local artists will create artworks and sculptures for the waiting areas and the interior design will feature natural and earthy colour palettes. It will be a green and sustainable building, with electricity powered by solar energy, rainwater harvesting and water recycling systems, use of natural light over artificial LED lights, and will be advanced with technology to benefit all passengers like lifts, escalators, free WiFi, washrooms, sufficient seating areas, facilities for physically challenged persons like wheelchairs, medical and emergency facilities, firefighting services, tourist facilitation services like tourist information desks and vehicle parking areas outside the terminal, which will include a multi-level parking building on either sides of the approach roads connecting the terminal, among others. Apart from the new terminal, the airport's development will facilitated with the extension of the runway from to , signalling a major upgrade to handle widebody aircraft like the
Airbus A380. Otherwise, a cargo complex, a fire station, a new ATC building and an admin block will surround the upcoming terminal. Additional land will be reserved on either sides of the terminal for its second phase of development, thereby bringing the ultimate area of the terminal exceeding , with an apron suitable for 10 widebody-type aircraft. Construction on the terminal's first phase began from October 2024, and will be completed by September 2026. The Airports Authority of India (AAI) will prepare a Detailed Project Report (DPR) for the runway extension, a larger apron, cargo terminal, and other supporting facilities after the land transfer is completed. Rajya Sabha MP Sanjay Kumar Jha has met Union Civil Aviation Minister Kinjarapu Ram Mohan Naidu to advocate for international flight approvals and route allocations to carriers, highlighting the airport’s potential to serve over 20 districts of North Bihar and nearby regions of Nepal. The state government has set August 2025 as the deadline for completing land acquisition, with construction on runway upgrades and related infrastructure to follow. ==See also==