Halloween Horror Nights Dates 2024. We break down everything you can expect for the 2024 halloween horror nights event including the haunted houses, rides, tickets and more! This year, halloween horror nights will run select nights from august 30th through november 3rd.
This year, hhn at universal studios hollywood will run on select nights from september 5 to november 3. In 2024, the spooktacular event begins on august 30th and continues thrilling guests until november 3rd, marking its earliest start and the longest season ever!