Great Balloon Rally

Hot Air Balloons take to the sky at The Great Prosser Balloon Rally. The balloons are scheduled to launch at sunrise from the Prosser Washington Airport on September 27,28, 29 (weather permitting).

The 35th Annual Great Prosser Balloon Rally

Balloon pilots from all over the Northwestern United States will converge on Prosser Washington to participate in The 35th Annual Great Prosser Balloon Rally.

Spectators are encouraged to arrive early (about 6:15 a.m.) at the Prosser Airport to watch the pilots prepare the giant balloons. Some lucky spectators are even asked to assist the balloon pilots inflate, chase, and recover the Hot-Air-Balloons. 

Parking and Admission are Free

Come and join us for a weekend full of family activities. The weekend activities include Sunrise Hot Air Balloon Launches, Night Glow,  Harvest Festival, Farmers Market, and last but not least Caren Mercer-Andreason Street Painting Festival .