As per a tweet from Radio Pakistan, the runway of the airport will remain closed from 01:00 pm to 06:00 pm till Sunday 27th of September, 2015.
According to the Civil Aviation Authority, a circular has been dispatched to the relevant airlines to adjust their timings and rearrange their schedules.
#Islamabad:Runway of Benazir Int’l Airport to remain closed daily from 1pm to 6pm till Sep 27 https://t.co/zJFqFp8rJh pic.twitter.com/r454ERNkKf
— Radio Pakistan (@RadioPakistan) September 19, 2015