New Delhi, Dec. 9 -- IndiGo airlines has stablished its operations nearly a week after Indian airports were engulfed in chaos due to hundreds of flight cancellations and delays across the country, with Chief Executive Officer (CEO) of the airline, Pieter Elbers, apologising to the passengers in a new statement released on Tuesday.

Saying that IndiGo is "back on its feet," CEO Elbers has apologised to the thousands of affected passengers for "letting them down" due to "major operational disruptions" of the airline.

"Following our earlier communication, I am here to share that our airline, IndiGo, is back on its feet, and our operations are stable. We've let you down when a major operational disruption happened, and we're sorry for that. ...