Great Lakes Aviation, Ltd. Reports September 2009 Traffic

CHEYENNE, Wyo., Oct. 7 /PRNewswire-FirstCall/ — Great Lakes Aviation, Ltd. (OTC Bulletin Board: GLUX) today announced preliminary passenger traffic results for the month of September 2009.

                      SEPTEMBER 2009 AND YEAR TO DATE STATISTICS

                                   Sep-09          Sep-08          Change
    Passengers Enplaned            40,832          47,524          (14.1)%
    Revenue Passenger Miles (000)  11,366          12,877          (11.7)%
    Available Seat Miles (000)     33,598          32,491            3.4%
    Load Factor                    33.83           39.63%          (5.8) pts
    RASM (cents)                   29.30           30.37           (3.5)%

                                   YTD 2009        YTD 2008        Change
    Passengers Enplaned            359,816         435,697         (17.4)%
    Revenue Passenger Miles (000)  99,192          117,092         (15.3)%
    Available Seat Miles (000)     303,049         264,955         14.4%
    Load Factor                    32.73%          44.19%          (11.5) pts
    RASM (cents)                   28.98           31.17           (7.0)%

Great Lakes is providing scheduled passenger service at 65 airports in seventeen states with a fleet of Embraer EMB-120 Brasilias and Raytheon/Beech 1900D regional airliners. Additional information is available at http://www.flygreatlakes.com/ including a current route map at http://www.flygreatlakes.com/route_map/route_map.pdf.

All scheduled flights are operated under the Great Lakes Airlines marketing identity in conjunction with code-share agreements with United Airlines and/or Frontier Airlines at our Albuquerque, Billings, Denver, Phoenix, Kansas City, MO and Ontario, CA hubs. The company also operates hubs in Milwaukee and St. Louis.

    Contact:  Michael Matthews, VP Finance/CFO
              (307) 432-7000

SOURCE Great Lakes Aviation, Ltd.