Pakistan International Airlines and Airblue have issued guidelines for passengers to minimize inconvenience being caused by surging fog in the country, reported 24NewsHD TV channel on Wednesday.
The national airline companies have announced that flight operations might face delays due to a rise in fog.
The companies advised the passengers to give the correct contact number while booking of air ticket so that they may be informed on time in case of a delay in flight.
The companies said that passengers can also get details of flights during fog by contacting the helpline of the airline companies.