Six Flags Fright Fest 2024 Illinois Tickets. All guests 15 years old or younger must be accompanied by a chaperone who is at least 21 years old with a valid government id to be admitted to, or remain in, the park after 5:00pm local time to close. As the sun goes down, , and the park transforms from six flags to fright fest.
Discover your scream at six flags great escape. Louis is one of the spookiest fall festivals and events of the season.