September 25–27, 2026 Free admission & parking · All balloon activities are weather permitting

Weather & updates
Hot air balloons floating above the Yakima River and Prosser valley at dawn

Support a free community tradition

Sponsors & partners

Local support helps keep admission and parking free while pilots, volunteers, and visitors gather in Prosser.

PLATINUM SPONSORS

Thank you to our platinum sponsors.

GOLD SPONSORS

Thank you to our gold sponsors.

KIDS ZONE SPONSORS

Thank you to our kids zone sponsors.

Put your support behind a Prosser tradition

A future sponsorship package should clarify opportunities, recognition, in-kind support, and community impact. Pricing, benefits, tiers, and deadlines are intentionally not invented here.

Tell the organizers about your organization and the kind of support you are considering.

Start a sponsor conversation