Parks
About
Privacy
API
Log in
Language
en
de
us
es
fr
it
nl
br
cn
Parks
Six Flags Great America
Crowd calendar
2026-09-26
September 26, 2026
Six Flags Great America
Previous
Next
Information
Crowd level
60%
Crowd level
Busy
Empty
Quiet
Busy
Packed
πΊπ 11:00-23:00
Events
πΊ Oktoberfest
π Tricks and Treats
Coaster Challenge with Special Olympics Illinois
Fright Fest presented by SINCKERS