Up in the Sky Music Festival

Up in the Sky Music Festival: Aspen’s Biggest Summer Concert at Buttermilk

Up in the Sky Music Festival is a two-day music festival that brings live performances to the base of Buttermilk. This year’s lineup is stacked, including John Summit, Empire of the Sun, Dom Dolla, Parcels, Polo & Pan, and many more. This event is produced by Belly Up Aspen and C3 Presents.

See the band lineup for 2026 here.

The music does not stop with Buttermilk this summer. From this year’s first Mountainside Music Festival to our weekly Summer Free Concert Series, Snowmass is buzzing with live music all summer long.

Ready to book your stay? Check out the Summer Road Trip Special

Book 3 or more nights at a participating Snowmass property and receive a $100 travel credit plus extra savings. Learn more here!