The Directorate General of Civil Aviation (DGCA) said it has approved 12,983 weekly domestic flights of airlines for the winter schedule that begins on Sunday and ends on March 27 next year.
In last year's winter schedule, the aviation regulator had approved 23,307 weekly domestic flights.
The DGCA said on Sunday it has approved 6,006 weekly domestic flights of IndiGo for this year's winter schedule. IndiGo is India's largest airline.
SpiceJet and GoAir have got 1,957 weekly domestic flights and 1,203 weekly domestic flights approved, the regulator said.
Currently, airlines in India are allowed to operate a maximum 60 per