There will also be more direct flights in and out of Denver to make any connections that much easier. All together, the Aspen/Snowmass airport will see a minimum of 14 flights in and out a day, with at least 19 on Saturdays. The Aspen area is home to four world-class mountains: Aspen, Snowmass, Aspen Highlands and Buttermilk. Travel packages are available by calling 877-230-5077.