Airlines Issue Advisories On Flight Disruptions As Dense Fog Reduces Visibility In Delhi-NCR

Airlines issued passenger advisories on Friday as dense fog enveloped large parts of northern India, disrupting flight operations and leading to delays and rescheduling at Delhi’s Indira Gandhi International (IGI) Airport.

Dense fog impacted flight operations at the IGI Airport, prompting authorities to implement CAT III operations, which may lead to delays and disruptions.

In a passenger advisory, Delhi International Airport Limited said on-ground teams are working in close coordination with all stakeholders to assist travellers across terminals, while passengers have been advised to check real-time flight updates with their respective airlines.

Update issued at 0700 hours. Kind attention to all flyers!#Fog #FogAlert #DelhiAirport pic.twitter.com/85lt0GvEFQ

— Delhi Airport (@DelhiAirport) December 19, 2025

In its advisory, IndiGo said fog-related disruptions are a seasonal occurrence during winter and that flight movements are being managed to ensure safe and orderly operations. Passengers travelling during early hours have been cautioned that they may experience delays or revised departure timings.

The airline advised customers to check the latest flight status before leaving for the airport and plan their travel accordingly. IndiGo also said its teams are actively monitoring weather conditions and coordinating closely with air traffic control authorities to manage operations efficiently.

Travel Advisory

Early morning fog in Delhi and across parts of northern India is affecting visibility and impacting flight operations. We seek your understanding, as this is a seasonal occurrence, and flight movements are being managed accordingly to ensure safe and orderly…

— IndiGo (@IndiGo6E) December 18, 2025

“Early morning fog in Delhi and across parts of northern India is affecting visibility and impacting flight operations. We seek your understanding, as this is a seasonal occurrence, and flight movements are being managed accordingly to ensure safe and orderly operations. Customers travelling in the early hours may experience delays or revised timings. We recommend checking the latest flight status prior to leaving for the airport.” it said.

“Wherever possible, operational adjustments are being made to minimise inconvenience and ensure customer support remains available across all key touchpoints,” the airline said, adding that passengers will be kept informed as conditions improve and normal operations resume.

Air India, in its advisory said it has taken proactive measures to minimise disruptions, while assuring passengers that ground staff remain available round the clock to assist with alternative arrangements in case of delays or cancellations.

The airline’s ‘FogCare’ initiative will also provide advance alerts to passengers booked on select flights during the fog window, allowing them to change flights without additional charges or opt for a full refund without penalty.

#TravelAdvisory

The weather department has predicted dense fog in Delhi and parts of northern and eastern India tomorrow, which may affect flight schedules, with likely cascading effects across our network.

At Air India, we have taken proactive steps to minimise disruptions…

— Air India (@airindia) December 18, 2025

Travellers have been advised to check their flight status before heading to the airport, as safety and the well-being of passengers and crew remain the airline’s top priority.

SpiceJet also issued a travel advisory, warning passengers that flight operations may be affected due to adverse weather conditions at key destinations. According to the airline, poor visibility in Delhi and thunderstorms accompanied by rain in Dubai could impact arrivals, departures, and their consequential flights.

Passengers have been advised to regularly check their flight status on the airline’s website before travelling and plan their journeys accordingly.

#WeatherUpdate: Due to bad weather at Delhi (poor visibility) and Dubai (thunderstorm with rain), all departures/arrivals and their consequential flights may be affected. Passengers are requested to keep a check on their flight status via https://t.co/2wynECZugy.

— SpiceJet (@flyspicejet) December 18, 2025

Meanwhile, the overall Air Quality Index (AQI) of the national capital was recorded at 387 at 6 am on Friday morning, remaining in the ‘very poor’ category and signalling no respite from the ongoing pollution spell.

This marks a deterioration from Thursday morning’s AQI of 356, underscoring the steady decline in air quality across the city.