Investor FAQs

Aircraft Utilization

The hours and minutes in a day an aircraft is used.

ASM (Available Seat Mile)

One seat (empty or full) flown one mile. Often referred to as the airlines industry’s measure of capacity.

Average Length of Haul

The average distance in miles a paying passenger is flown.

Average Passenger Fare

The average amount of passenger revenue per Revenue Passenger Carried.

Average Stage Length

The average distance in miles the aircraft is flown per trip.

CASM (Operating Expenses (Cost) per Available Seat Mile)

The average cost of flying an aircraft seat (empty or full) one mile. Often referred to as a “unit cost” measurement. Calculated as Total Operating Expenses/Total Available Seat Miles.

DOT (Department of Transportation)

Established by an act of Congress on October 15, 1966, the DOT consists of the Office of the Secretary and eleven individual operating administrations. Leadership of the DOT is provided by the Secretary of Transportation, who is the principal adviser to the President in all matters relating to federal transportation programs.

Enplaned Passenger

One passenger, originating or connecting, boarded on an aircraft.

Load Factor

The percentage of a plane filled with paying passengers. Calculated as Revenue Passenger Miles/Available Seat Miles.

Passenger Yield (Passenger Revenue Yield per Revenue Passenger Mile)

The average amount of revenue received per paying passenger flown one mile. Calculated as Passenger Revenues/Revenue Passenger Miles.

PRASM (Passenger Revenue per Available Seat Mile)

Passenger Revenue per seat (empty or full) flown one mile. Often referred to as a “passenger unit revenue” measurement. Calculated as Passenger Revenues/Available Seat Miles.

RASM (Revenue per Available Seat Mile)

Total Operating Revenue per seat (empty or full) flown one mile. Often referred to as a “unit revenue” measurement. Calculated as Total Operating Revenues/Available Seat Miles.

Revenue Passengers Carried

The number of Origination and Destination (O&D) paying passengers. (O&D – a measure of the point of origination of a passenger to the final destination).

RPM (Revenue Passenger Mile)

One paying passenger flown one mile. Often referred to as the airline industry’s measure of “traffic”.

Trips Flown

Number of one-way nonstop flights by all aircraft.

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This website contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Forward-looking statements are based on, and include statements about, the Company’s beliefs, intentions, expectations, and strategies for the future. Specific forward-looking statements can be identified by the fact that they do not relate strictly to historical or current facts and include, without limitation, words such as "plans," "believes," "expects," "anticipates," "may," "could," "intends," "goal," "will," "should," and similar expressions and variations thereof. Forward-looking statements are not guarantees of future performance and involve risks and uncertainties that are difficult to predict. Therefore, actual results may differ materially from what is expressed in or indicated by the Company’s forward-looking statements. Factors that could cause these differences include, but are not limited to, the factors described under the heading "Risk Factors" in the Company's most recent Annual Report on Form 10-K and in other filings, and as described in the press releases and other materials contained on this website. The Company assumes no obligation to update any forward-looking statements as a result of new information, future events, or developments, except as required by federal securities laws.