New Delhi, Dec. 8 -- IndiGo's widespread operational crisis, now on its sixth day, has left passengers grappling with chaos and mounting frustration over disrupted travel plans. As India's largest carrier, the airline's troubles have also pushed airfares sharply higher, deepening the turbulence for flyers nationwide.

As of Sunday, 7 December, IndiGo has cancelled 650 flights for the day. However, the airline said in a recent statement that the situation is gradually stabilising, with 137 out of its 138 airport destinations now operating at full capacity.

The low-cost carrier notified the affected passengers on Sunday, 7 December, that they will be eligible for a full refund on all cancellations and reschedule requests on bookings with t...