The airport experienceshumid subtropical climate (Köppen Climate Classification code:Cwa) - hot humid summers and cool winters. There is significant precipitation in all seasons, but remains drier in winters.[5][6] Air traffic at Bagdogra crossed 1 million for the first time, growing at 43.6% per cent in 2014–15. In 2019–20, the airport served 3.2 million passengers, which was an increase of 11.2% from the previous year, making it the17th-busiest airport in India.This airport has routes to 13 airports and serves 3 countries (India,Bhutan andThailand). The most served route from this airport is toIndira Gandhi International Airport, Delhi.
The airbase is home to the IAF No. 20 Wing, as well to theMikoyan-Gurevich MiG-21 (Mig-21) FLfighter aircraft of the No. 8 Squadron and a Helicopter Unit.[7] Along with the airbase atHasimara,Alipurduar district; it is responsible for combat air operations over a large area including NorthernWest Bengal,Sikkim and if needed,Bhutan.[8] The base caters to all military air traffic for the Indian Army'sXXXIII Corps based nearby in Sukna.[9]
TheGovernment of West Bengal had handed over 14.5 acres (5.9 ha) of land to theMinistry of Civil Aviation for developing infrastructure for night landing in 2010. AAI also expanded theapron at the same time, enabling the parking of 5narrow-body aircraft simultaneously.[5] The IAF, which maintains the ATC and runway, permitted night landings by civilian aircraft allowing flights past 6 PM in 2013.
For its growing traffic over the years, in 2022, From 11 to 25 April, the airport was shut down for 14 days to refurbish its sole runway.[10]
The new terminal building, which started its construction in Q4 2024, is expected to be completed by March 2027 with 16 parking bays, 10aerobridges and a parallel taxiway to the runway. It will have a floor area of 1 lakh sq.m. at a cost of ₹ 3,000 crore and capable of handling 12.5 million passengers annually.CP Kukreja Architects did the design work of the new terminal building as the Architectural & Engineering Consultant, the construction bid going toKalpataru Projects International Ltd.[11] After the expansion of the airport, more international flights can land here, and will turn this customs airport into an international one.[12]
23 May 2008: AMiG-21 of theIndian Air Force had to perform abelly landing due to a technical snag and a jammed landing gear. The aircraft hard landed on the runway causing it to catch fire. The pilot ejected safely. The aircraft was written off subsequently.[22]
5 July 2013: AI879, anA320 arriving fromNew Delhi swerved off the taxiway while taxiing towards the apron after landing. No injuries were reported. The passengers were immediately de-boarded. The aircraft sustained minor damage and took about 7 hours to bring the stuck aircraft to the taxiway.[23]
11 July 2014: A mishap was avoided betweenIndiGo flight 6E472 andAir India flight AI879. Both aircraft received aTraffic Collision Avoidance System warning. Following the Resolution Advisory given by the TCAS the IndiGo flight immediately descended and the Air India flight turned right. Both aircraft landed safely without any injuries.[24]
15 February 2019: AnAir Asia IndiaA320 scheduled for a flight from Bagdogra Airport toKempegowda International Airport damaged its left wing sharklets while backtracking the runway. The two pilots were later suspended for 6 months by theDGCA in view of violating laid down procedures.[25]
16 December 2019: AnIndiGoA320neo bound forKolkata performed an emergency landing in view of engine related issues. The aircraft was usingPratt & Whitney engines. Out of the two engines, one engine was not modified which caused the issue.[26]
7 March 2025: AnAntonov An-32 of theIndian Air Force crashed on landing at Bagdogra Airport. Although the aircraft was destroyed there were no fatalities.[27][28]
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