Universal Horror Nights 2024 Calendar. In 2024, the horror begins earlier than ever before as universal orlando’s halloween horror nights return on select nights from august 30 through november 3, 2024. This year, hhn at universal studios hollywood will run on select nights from september 5 to november 3.

Universal orlando has announced dates for this year’s halloween horror nights, taking place from august 30, 2024, through november 3, 2024. Halloween horror nights at universal studios hollywood runs on select nights.