Universal Studios Horror Nights Mazes 2024. When is halloween horror nights 2024? Universal studios hollywood is ready for a new slate of terror for the 2024 haunt season with the return of halloween horror nights.

Halloween horror nights 2024 at universal studios hollywood runs on select nights from september 5th to november 3rd. Halloween horror nights 2024 at universal orlando kicks off on friday, august 30, 2024, and runs through november 3, 2024, on select nights in universal.