Zee Media Bureau/Deepak Nagpal New Delhi: Flight schedules were thrown off gear in the national capital early on Monday as dense fog engulfed the city. As per reports, at least 24 domestic flights were delayed at the Indira Gandhi International Airport as visibility on the runway reduced considerably. Traffic was also slow in areas surrounding the airport. The disruptions followed two weeks of clear mornings. The city had experienced clear and pleasant Sunday with the maximum temperature settling at 22 degrees Celsius, three notches above the season`s average.