Aviation regulator Directorate General of Civil Aviation on Wednesday said it is investigating widespread disruptions to airline IndiGo’s operations and directed it to explain the recent spike in cancellations and delays, as well as outline how it intends to restore normal schedules, PTI reported.

On Wednesday, IndiGo cancelled over 150 flights across airports in the country, 38 of them in Delhi alone, The Indian Express reported.

The airline cancelled 1,232 flights in November, including 755 due to crew shortages and new flight duty time limitations, according to data shared with the regulator.

The remaining cancellations were attributed to airspace restrictions, airport-related constraints, an Air Traffic Control system failure and other reasons.

In this backdrop, the aviat

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