The advisory comes amid a widespread cold wave gripping large parts of north, central and eastern India, significantly disrupting daily life and transport services. Dense fog has reduced visibility across several states, slowing road traffic and disrupting rail and air operations.
Passengers across major airports, including the one in Delhi, faced long queues and extended waiting hours after technical and operational issues triggered major disruptions in IndiGo's flight network. Aviation officials said efforts were underway to stabilise the schedule and accommodate