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Passenger Revenue per Available Seat Mile (PRASM)

Passenger Revenue per Available Seat Mile is a  common measure of an Airline’s “unit revenue” or how much profit the Airline is making for each unit of capacity. It is calculated by dividing passenger revenue by available seat miles. Typically the measure is presented in terms of cents per mile. This measure is equivalent to the product of load factor and yield

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  1. Delta Air Lines, Inc. (DAL), United Continental Holdings Inc (UAL): Should Investors Buy In? - Insider Monkey says:
    May 8, 2013 at 1:19 pm

    […] to the company’s guidance, its passenger revenue per available seat mile, or PRASM, for April may decrease by around 2% year over year. Though in March its PRASM growth rate of 2% […]

  2. When will BA increase capacity to/from SFO ? - FlyerTalk Forums says:
    March 29, 2014 at 5:39 pm

    […] http://aviationglossary.com/passenge…at-mile-prasm/ (I had to look it up ) […]

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