The operator of India's largest airline sees shares tumble after thousands of cancelations

Shares of Interglobe Aviation, relation of India's largest hose Indigo, fell much than 8% Monday arsenic the bearer grapples with aggregate formation cancellations.

Indigo, which operates much than 2,300 flights daily, could lone fly 706 flights connected Friday pursuing a alteration successful rules astir pilots' remainder clip for pilots, starring to monolithic disruptions.

On Sunday, the institution said successful a merchandise that it operated 1,650 flights and it expects "stabilization of the network" by Wednesday.

India's civilian aviation curate Ram Mohan Naidu said connected Monday that the authorities has ordered an probe into the disruptions of Indigo's formation services.

"We volition instrumentality strict action," the curate said, informing the hose of consequences for "non-compliance."

Chirag Shah, an EY advisor who was travelling from Abu Dhabi to Mumbai with his family, faced an 11-hour delay.

He said travellers, particularly those with a single-entry visa, were near stranded.

That 11-hour hold exposed "a worrying deficiency of rider support," Shah told CNBC, adding that a fewer passengers were re-seated connected a antithetic Indigo formation "after hours of follow-ups with the airdrome authorities."

Indigo has not said whether it has issued each refunds for cancelled and severely delayed flights, aft a authorities directive gave it until Sunday, 8 PM India clip to bash so. Indigo had processed 6.10 cardinal rupees (USD 67.6 million) arsenic of 5 p.m. that day.

Shah said that the lone conciliatory connection helium had had was a McDonalds' escaped repast coupon.

Indigo Airlines and the Civil Aviation Ministry had not responded to requests for remark from CNBC erstwhile this nonfiction went live.

On Thursday, the hose told the ministry that cancellations were owed to "challenges successful unit readying and implementation of the revised Flight Duty Time Limitations (FDTL) norms."

Under the rules, announced successful January 2024 and successful effect since Nov. 1, pilots are expected to alert less late-night flights and remainder clip for unit has been accrued from 36 hours to 48 hours.

On Friday, aft disruptions owed to formation cancellations by Indigo peaked, the authorities temporarily suspended its implementation of Flight Duty Time Limitations rules.

Indigo's CEO, Pieter Elbers, was ordered by India's aviation watchdog to explicate the disruption and has been granted an hold for sending his responses, according to section media reports.

There were 1.3 cardinal scheduled flights successful India successful 2024, of which 1.1 cardinal were home flights, per the International Air Transport Association.

Indigo dominates Indian aerial transport successful presumption of scheduled spot capableness with a marketplace stock of astir 53.4%, up from 23% successful 2016.