The Great Prosser Balloon Rally
Location: Prosser
Website: Event Link
Date: Daily Sep 26, 2025 to Sep 28, 2025
Price: Free
The Great Prosser Balloon Rally is an annual event and provides a weekend full of hot air balloons and fun for the entire family. Weather permitting, the balloons are set to launch at sunrise from the Prosser Washington Airport on each day of the event. Additional activities include Night Glow, Harvest Festival, Farmers Market, and Caren Mercer-Andreason Street Painting Festival.