“Building family memories at our park is a Michigan tradition and just one of the many ways we deliver on our purpose of making people happy.” How much does Michigan’s Adventure cost?Ī Michigan’s Adventure season pass can be purchased online and start at $99.Ī season pass includes unlimited rides in the amusement park and waterpark, free general parking, discounts, and special events. “Our team is looking forward to another season of family adventure,” says Camille Jourden-Mark, vice president and general manager. They can purchase tickets for friends online for $29.99. military members and veterans May 26 through May 29 if they present a valid military ID. The park is offering free admission to U.S. – Michigan’s Adventure opens for the 2023 season on Memorial Day weekend.