India's biggest airline by market share, IndiGo, reported Rs1,304 crore in net profit in the year to the end of March, two sources familiar with the matter said on Thursday, up from Rs 317 crore a year earlier.
IndiGo's parent company InterGlobe Aviation Ltd is preparing to list on the stock exchange after filing a draft prospectus in June as it looks to cash in on the airline's success.
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The sources declined to be named because the results are not yet public.