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Up in the Sky Festival

Aspen’s newest music event brings two days of live performances to the base of Buttermilk this summer.

Buttermilk at sunset, green valley glows with golden light

Up in the Sky Festival

August 8-9, 2025 | Buttermilk, Aspen, CO

Aspen’s newest summer music event brings two days of live performances to the base of Buttermilk this summer. The inaugural Up in the Sky Festival features headliners Rüfüs Du Sol, Kacey Musgraves, Glass Animals, SG Lewis Live, Suki Waterhouse, Role Model, Nessa Barrett, and more.

Up In the Sky combines live music with Aspen's scenic landscape for a distinctive summer event. Located at the base of Buttermilk with views of the Elk Mountain Range, this two-day festival offers a blend of performances in an unforgettable mountain setting.

Festival Experience

Attendees can enjoy a diverse selection of food and drinks from local favorites, along with a variety of ticketing options designed to create an experience that fits every festival goer. General Admission provides access to performances, festival vendors, and key amenities. VIP and Cabin tickets elevate the weekend with exclusive lounges, premium seating, and curated dining, all set against one of Aspen’s most breathtaking landscapes.

Ticket Information

Tickets go on sale Thursday, February 27, at 10am MT

Buy 2/27

A special Roaring Fork Valley presale begins Wednesday, February 26, at 10am MT, offering discounted Two-Day General Admission tickets for local residents while supplies last.

For festival details, ticketing, and updates, learn more below.

Learn More

Up in the Sky Festival flyer for the 2025 summer buttermilk music festival