The closest airport is Gunnison. A full airline schedule is located at Crested Butte Flight Information.
For driving times, allow about 30 minutes from Gunnison, 2 hours from Montrose, 3 hours from Grand Junction, 3.5 hours from Colorado Springs, or 4.5 hours from the Denver airport.
Crested Butte is 231 miles Southwest of Denver. From Denver take I-70 West, 91 to Leadville, 24 to Salida, 50 West to Gunnison, 135 North to Crested Butte. Another way from Denver is 285 S to Poncha Springs/Salida. South on 24, West on Hwy 50 over Monarch pass to Gunnison. In Gunnison go N on the 135 to Crested Butte. If you are arriving from other directions please know that Kebler Pass and Cottonwood Pass are closed in the WINTER.