In 2026, one day is generally not enough to see Universal Studios Orlando, largely due to the massive expansion of the resort with the opening of Epic Universe. Previously, a dedicated traveler could "park hop" between Universal Studios Florida and Islands of Adventure in a single, very long day with an Express Pass. However, with three full-scale theme parks plus the Volcano Bay water park, the resort has officially become a multi-day destination. To truly experience the headline attractions—including the various Wizarding World of Harry Potter areas and the new lands in Epic Universe—most experts now recommend a minimum of three to four days. If you only have one day, you will have to choose between parks or purchase an expensive multi-park "Park-to-Park" ticket and accept that you will likely miss more than 60% of the available rides and shows, even if you utilize "Single Rider" lines or "Universal Express" to bypass the longest wait times.