- May 1 - Disney-MGM Studios opens at Walt Disney World Resort. The park's third theme park (after the Magic Kingdom and Epcot), the park focuses on a showbusiness theme. The Great Movie Ride and the Studio Backlot Tour are two of the park's most popular opening-day attractions.
- June 1 - Disney's Typhoon Lagoon opens at Walt Disney World Resort. It is the second Disney water park, following after River Country.
- July 12 - Star Tours opens in Tomorrowland at Tokyo Disneyland.
- December 15 - Star Tours (closed 2010) opens in the Backlot at Disney's Hollywood Studios.
- The first Splash Mountain opens at Disneyland Park on July 17, 1989, to coincide with the park's 34th anniversary.