Aspen is about 1,700 miles from Miami, a flight of roughly four hours and fifteen minutes heading west into the Rockies. Families fly it for ski weeks on Aspen Mountain and Snowmass, and in summer for the Food & Wine Classic, the Ideas Festival and mountain hiking, all without the connection through Denver that commercial travelers face.
A super-midsize jet such as the Challenger 350 or Citation Longitude is the recommended minimum for a nonstop flight with skis and winter luggage. Heavy jets are popular at the holidays, but note that Aspen restricts aircraft by wingspan, so some larger types must use Eagle County instead.
Palm Beach (PBI) and Fort Lauderdale (FLL) are popular origins for this trip because their long runways allow heavier fuel loads in summer heat, which matters when planning a nonstop to a high-altitude destination.
Aspen/Pitkin County Airport (ASE) sits at 7,820 feet with a single runway and a demanding mountain approach; Atlantic Aviation operates the FBO a few minutes from town. Eagle County Regional (EGE), about 70 miles away, is the common alternate during storms or when Aspen's parking is full. No customs are required.
Christmas, New Year's and Presidents' Day week are the most constrained periods for slots and aircraft parking, so book early. Late January and March offer great snow with easier logistics, and June through August is a rising summer season.