Summary of this article

DGCA has asked IndiGo to explain large-scale disruptions and outline steps to cut cancellations and delays.

IndiGo cancelled 1,232 flights in November, with 755 linked to crew and FDTL limits; November OTP fell to 67.7 per cent.

Regulator says revised FDTL norms require better crew planning, ATC coordination and stronger disruption-management.

Aviation watchdog DGCA on Wednesday said it is investigating IndiGo flight disruptions, and has asked the airline to submit the reasons for the current situation as well as the plans to reduce flight cancellations and delays.

The country's largest airline, IndiGo , on Wednesday cancelled more than 100 flights at various airports and scores of services were delayed as it grappled with significant operational disruptions

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