New Delhi, Dec. 6 -- India's largest airline, IndiGo, faced major disruptions, including flight delays and cancellations, reportedly due to crew shortages following the implementation of new flight duty time limitation (FDTL) regulations.

IndiGo operates around 2,300 flights a day and has been cancelling hundreds of flights over the last four days as it struggles to secure an adequate crew to operate its widespread and dense network.

1. IndiGo cancelled all domestic flights till Friday midnight departing from Delhi Airport and acknowledged that it was the most severely affected day, with over 1,000 cancellations.

2. The Delhi Airport advisory stated that flight operations are now "getting back to normalcy" and advised passengers to che...