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What happened
Dense fog and low visibility conditions in Delhi and the northern Indian region on December 15, 2025, caused major disruptions in air traffic, including delays and cancellations across several airports. Rajiv Gandhi International Airport in Hyderabad experienced cancellations of four flights—two departing and two arriving—connecting Hyderabad with Kolkata and Ahmedabad. The Ministry of Civil Aviation issued an impact alert earlier the same day, advising passengers to check flight statuses due to safety concerns and limited visibility at Delhi and nearby airports. Authorities emphasized safety and urged travelers to allow additional travel time.
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Key insights
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Weather disruptions reveal vulnerabilities in India's integrated air traffic: Fog conditions in northern India created cascading effects disrupting flights as far as Hyderabad in the south, highlighting interdependence of regional airports and the sensitivity of the domestic aviation network to localized environmental factors.
Takeaways
The dense fog in northern India temporarily disrupted domestic air travel, revealing operational challenges in managing interconnected airport networks under adverse environmental conditions. Authorities continue to prioritize safety and passenger information.