Dense fog has disrupted PIA flight operations in several cities including Lahore, Faisalabad, Multan and Sialkot, the national airline’s spokesperson said in a statement. The spokesperson advised passengers to provide correct and active contact numbers at the time of booking to facilitate timely communication regarding flight schedules and updates. The statement noted that PIA prioritizes the safety of its flight operations and urged travelers to fully cooperate with airline staff and ground staff in case of delays caused by fog. The airline emphasized that any lack of cooperation from passengers could further delay flight departures.