Great Lakes To Add Fourth United Express Flight between Grand Island, Nebraska and Denver Beginning April 2, 2000

GREAT LAKES AVIATION TO ADD FOURTH UNITED EXPRESS FLIGHT BETWEEN GRAND ISLAND, NEBRASKA AND DENVER BEGINNING APRIL 2, 2000.

Spencer, Iowa -- March 3, 2000 -- Great Lakes Aviation, Ltd. (NASDAQ:GLUX) today announced that beginning April 2, 2000, a fourth weekday United Express flight will be added between Grand Island, Nebraska and Denver International Airport. Service will also be increased on weekends to a total of three round trips on Saturdays and four round trips on Sundays.

The new United Express flight will depart Grand Island at 9:30am daily and the additional return flight to Grand Island will depart Denver at 9:55am and arrive Grand Island at 12:42pm on weekdays and Sundays. In addition, some of the existing flights in each direction have been retimed to offer more convenient travel times for passengers. All flights are timed to make convenient connections with more than 450 nonstop flights scheduled by United Airlines and United Express from Denver to more than 120 Destinations.

Grand Island - Denver Schedule (effective April 2, 2000)
Grand Island to Denver:
Flight 6360	Departs 6:20am	Arrives 7:13am	Operates Weekdays
Flight 6360	Departs 7:30am	Arrives 8:23am	Operates Saturdays
Flight 6312	Departs 9:30am	Arrives 10:23am	Operates Daily
Flight 6368	Departs 1:02pm	Arrives 1:55pm	Operates Daily
Flight 6318	Departs 4:10pm	Arrives 5:03pm	Operates Sunday - Friday

Denver to Grand Island(effective April 2, 2000)
Denver to Grand Island:
Flight 6363	Departs 9:55am	Arrives 12:42pm	Operates Monday - Saturday
Flight 6315	Departs 1:00pm	Arrives 3:45pm	Operates Sunday - Friday
Flight 6365	Departs 3:50pm	Arrives 6:37pm	Operates Saturdays
Flight 6311	Departs 5:50pm	Arrives 8:35pm	Operates Daily
Flight 6369	Departs 8:50pm	Arrives 11:37pm	Operates Sunday - Friday

Beginning April 2, 2000, Great Lakes Aviation will be providing United Express flights at 61 airports in 14 states with a fleet of eight Embraer-120 Brasilias and 40 Raytheon/Beech 1900D regional airliners.