Dense fog severely disrupts Delhi airport operations, impacting over 75 flights.

Indira Gandhi International Airport (DEL) in Delhi faced widespread operational challenges on Monday, December 15, 2025, as dense fog and severe air quality conditions significantly hampered air traffic. The adverse weather prompted airport authorities to issue a travel advisory, urging passengers to check flight statuses before heading to the airport. This advisory highlighted potential delays and cancellations affecting numerous services throughout the morning. The severe meteorological conditions led to disruptions for over 75 flights, including both arrivals and departures, causing considerable inconvenience for thousands of travelers. Airlines operating from Delhi were compelled to revise schedules and reroute aircraft, impacting network connectivity. Beyond aviation, the dense fog also extended its disruptive reach to ground transportation, with train services in the region reporting significant delays, underscoring the broad infrastructural impact of the weather event.