On Tuesday, Delta Air Lines (NYSE:$DAL) announced that its traffic in September 2017 increased 0.3% from September last year, on a capacity increase of 0.6%.

Delta Air Lines reported that its Total System traffic for the month increased 0.3% to 17.65 billion revenue passenger miles (RPMs) from 17.60 billion RPMs in the same period in 2016.

Monthly capacity came in at 20.92 billion available seat miles (ASMs), which is up 0.6% from 20.80 billion ASMs in the 2016 period.

Delta Air Lines said it expects its operating margin to be between the range of 15.5% to 16.5%. Hurricane Irma negatively impacted results by roughly $120 million. As a point of reference, this translates to roughly one point of margin.

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Author Caroline Harris

About the author: Caroline Harris is a third-year student at Capilano University in North Vancouver, Canada. Having already completed an Associates Degree in Psychology, Caroline is now finishing her Bachelor's degree in Communications. In preparation for working in the advertisement sector, Caroline is writing financial content and analysis. On a daily basis, Caroline works on articles regarding the following topics: finance, cryptocurrency, technology, and politics.