Eaa Airventure Oshkosh 2025 Tickets. During the week of the eaa airventure air show, wittman regional airport (osh) in winnebago county, wisconsin, becomes the world's busiest airport, with thousands of planes flying in for the event. Night air shows are presented by covington aircraft (july 24) and penfed (july 27).
Additional information, including advance ticket and camping purchase, is available at www.eaa.org/airventure. Eaa airventure oshkosh is “the world’s greatest aviation celebration” and eaa’s membership convention.