New Delhi, Dec. 5 -- IndiGo, India's largest airline by market share (60%) has cancelled increasing number of flights through the week, with disruptions entering the fourth day across major airports in India.

At least 400 flights have been cancelled at major airports across the country, PTI reported citing sources, while as many as 16,500 passengers were left stranded for more than 24 hours in Delhi alone, according to a Hindustan Times report.

IndiGo in its reply to the Directorate General of Civil Aviation (DGCA) notice said that flight cancellations would continue for next two to three days, as part of its efforts to stabilise schedules.

According to reports, IndiGo CEO Pieter Elbers told staff that the immediate goal is to normalis...