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Great Prosser Balloon Rally

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Organization Type: Gold

Home » Gold

August 3, 2026 9:52 pm

Ben Franklin Transit

July 26, 2026 3:59 pm

Port of Benton

July 26, 2026 3:59 pm

Valley Wide Cooperative

The Great Prosser Balloon RallyRise with the valley.

September 25–27, 2026

Free admission & parking · Weather permitting

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© 2026 The Great Prosser Balloon Rally

* NOTICE: Balloon launches, inflations, and Night Glow activities are weather dependent.

▤Schedule ⌖Map & plan ◌Updates