India, Dec. 4 -- IndiGo has acknowledged that the airline's operational disruptions and flight cancellations stemmed from misjudgment and planning gaps in implementing the second phase of the revised Flight Duty Time Limitations (FDTL) rules. It has requested time until February 10 to fully stabilise operations.

The acknowledgement came as civil aviation minister Ram Mohan Naidu reviewed the disruptions and cancellations with officials from his ministry and IndiGo.

In a statement, the ministry said Indigo has been directed to normalise the operations at the earliest and ensure that it does not lead to an increase in fares. It added that the situation was being closely monitored.

The statement said Naidu met senior officers of the Airpo...