Great Lakes To Add Sixth United Express Flight between Farmington, New Mexico and Denver Beginning April 2, 2000

GREAT LAKES AVIATION TO ADD SIXTH UNITED EXPRESS FLIGHT BETWEEN FARMINGTON, NEW MEXICO AND DENVER BEGINNING APRIL 2, 2000.

Spencer, Iowa -- March 6, 2000 -- Great Lakes Aviation, Ltd. (NASDAQ:GLUX) today announced that beginning April 2, 2000, a sixth weekday United Express flight will be added between Farmington, New Mexico and Denver International Airport.

The new United Express flight will depart Farmington at 2:41pm daily and the additional return flight to Farmington will depart Denver at 1:00pm and arrive Farmington at 2:21pm daily. 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.

Farmington - Denver Schedule (effective April 2, 2000)
Farmington to Denver:
Flight 6420	Departs 6:01am	Arrives 7:15am	Operates Monday - Saturday
Flight 6426	Departs 7:15am	Arrives 8:29am	Operates Daily
Flight 6428	Departs 9:36am	Arrives 10:50am	Operates Daily
Flight 6424	Departs 12:15pm	Arrives 1:29pm	Operates Daily
Flight 6430	Departs 2:41pm	Arrives 3:55pm	Operates Daily
Flight 6436	Departs 4:56pm	Arrives 6:10pm	Operates Daily

Denver to Farmington (effective April 2, 2000)
Denver to Farmington:
Flight 6423	Departs 7:55am	Arrives 9:16am	Operates Daily
Flight 6435	Departs 10:30am	Arrives 11:51am	Operates Daily
Flight 6421	Departs 1:00pm	Arrives 2:21pm	Operates Daily
Flight 6437	Departs 3:20pm	Arrives 4:41pm	Operates Daily
Flight 6427	Departs 7:00pm	Arrives 8:21pm	Operates Daily
Flight 6425	Departs 8:50pm	Arrives 10:11pm	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.