Six Flags Fright Fest 2025 Nj Dates. Below we've listed out the exact dates when fright fest takes place at each six flags park. At six flags magic mountain in los angeles, fright fest extreme will operate on select thursdays through sundays, from september 7 to november 3, marking the park’s largest and longest fright fest ever with 32 nights of fright.
We will update this page once the six flags great adventure fright fest hours are available. Published june 25, 2025 • updated on june 25, 2025 at 4:06 pm.