All air space in was sealed on Wednesday after three Pakistan fighter planes violated the Indian air space in Rajouri district.
Official sources said the Srinagar airport had also been taken over by the Indian Air Force (IAF).
Official sources said a Mi-17 helicopter crashed due to a technical snag in Badgam district killing both the pilot and co-pilot.
Police said a civilian, identified as Kifayat, was killed when civilians rushed for rescue operations after the helicopter crash.
Meanwhile, scores of passengers at Srinagar international airport have been told to return as civilian flight operations are unlikely to resume on Wednesday.
--IANS
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