Travel plans hit as dense fog covers National Capital, flight operations affected, alines issue advisories, AQI reaches…,

Delhi’s air quality has shown no signs of improving; The national capital recorded “very poor” air quality, with the overall air quality index (AQI) standing at 383 as of 6:05 am.
A thick fog blanketed Delhi on Wednesday, reducing visibility to near-zero in many areas and causing widespread disruption to road, rail and air travel. Accompanied by a slight improvement in air quality, haze still remained in the ‘very poor’ category with an AQI of 383.
Flight operations shot down
Dense fog significantly affected flight operations at Delhi’s IGI Airport; Many flights were canceled or rescheduled due to poor visibility. Delhi Airport Authority has warned passengers about possible flight delays and cancellations and asked them to contact their respective airlines for latest updates.
“Due to the prevailing dense fog conditions, flight operations are currently being operated under CAT III protocols, which may result in delays or cancellations. Our ground teams are on site and actively assisting passengers to ensure a hassle-free travel experience,” the official said. he said.
Airlines issue travel warnings
Many airlines, including IndiGo, Air India and SpiceJet, have issued travel alerts, asking passengers to check their latest flight status before heading to the airport. Air India said it anticipates impacts on flight schedules and possible gradual delays across the network, adding that it has taken proactive measures to minimize inconvenience to passengers.
IndiGo said flight departures and arrivals may be affected throughout the day due to reduced visibility at Delhi and other airports in north India.
Travel warning
There are foggy conditions in Delhi and many airports in northern India this morning. If poor visibility conditions continue, flight departures and arrivals may be affected as the day progresses.
We are monitoring the situation closely and…
— IndiGo (@IndiGo6E) December 31, 2025
IMD gives a yellow warning
The India Meteorological Department (IMD) has issued a yellow alert for moderate to dense fog on New Year’s Eve, warning of further disruptions in the coming days. Images shared by news agency ANI showed that visibility dropped to just a few meters on Wednesday morning and almost nothing was visible.
Air quality remains poor
Delhi’s air quality has shown no signs of improving; The national capital recorded “very poor” air quality, with the overall air quality index (AQI) standing at 383 as of 6:05 am. Data from the Sameer app developed by the Central Pollution Control Board (CPCB) showed that air quality was on the verge of becoming “severe”.
Airport and Aarlines urge passengers to stay informed
Delhi Airport Authority and airlines urged passengers to stay informed about latest flight updates, saying ground crews were in the area and actively assisting passengers. “Please contact your respective airlines for the latest flight updates. We sincerely apologize for the inconvenience caused,” the official said.



