Halloween Horror Nights at Universal Orlando: Biggest Tips, Tricks & Hacks for HHN 2026 If you love horror movies, haunted attractions and theme parks, Universal Orlando’s Halloween Horror Nights should be on your bucket list. But if you’re only going for one night, having a plan can make the difference between seeing nearly everything and spending your entire night standing in lines. Halloween Horror Nights,commonly called HHN ,  takes over Universal Studios Florida on select nights during the Halloween season. For 2026, the event runs on select nights from August 28 through November 1 and features 10 haunted houses , scare zones, live entertainment, specialty food and several attractions operating throughout the night. HHN is a separately ticketed event, so your normal Universal Studios park ticket does not automatically include admission. After experiencing just how crazy the crowds and wait times can get, here are some of our biggest Nerdthusiast tips and hacks for...