Darbhanga airport has become the top airport in India under the Ude Desh ka Aam Nagrik (UDAN) scheme. The airport has the longest runway of 9,000 feet in Bihar. The current area of the terminal is 1,400 square meters (sq m) which will be further expanded to 1,700 square meters. A total of 1.41 million passengers and 9,610 flights have been handled by the airport from November 8, 2020 to April 15, 2023. The expanded facility will include 11 check-in counters, four security checks, two X-ray machines, two hand baggage X-ray machines, two conveyor belts, and four boarding gates. Apart from this, an additional area of 2.42 acres has been provided by the Indian Air Force and the expansion work of the airport has been started which will further increase the passenger and flight handling capacity of the airport.