DECEMBER 2008 AND YEAR TO DATE STATISTICS Dec-08 Dec-07 Change Passengers Enplaned 43,576 45,197 (3.6)% Revenue Passenger Miles (000) 12,315 12,124 1.6 % Available Seat Miles (000) 31,416 25,701 22.2% Load Factor 39.2% 47.2% (8.0) pts RASM (cents) 31.26 30.00 4.2 % YTD 2008 YTD 2007 Change Passengers Enplaned 569,844 578,773 (1.5)% Revenue Passenger Miles (000) 154,655 157,144 (1.6)% Available Seat Miles (000) 360,636 318,524 13.2 % Load Factor 42.9% 49.3% (6.4) pts RASM (cents) 31.24 29.82 4.8 %

Great Lakes is providing scheduled passenger service at 59 airports in seventeen states with a fleet of Embraer EMB-120 Brasilias and Raytheon/Beech 1900D regional airliners. Additional information is available at 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 Denver, Phoenix, Kansas City, MO and Ontario, CA hubs. The company also operates hubs in Albuquerque, Milwaukee, and St. Louis.

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

SOURCE Great Lakes Aviation, Ltd.