Theme Park Wait Times / Six Flags Great America / Demon
Demon Wait Times
Roller Coaster · 48" minimum height · Six Flags Great America
Demon is not operating today.
Live wait, plus a model forecast by day and hour for Demon at Six Flags Great America, built on 4,268 measured readings.
Best time to ride Demon
On a typical Saturday, Demon runs about 7 min at rope drop, peaks near 15 min around 6 PM, and eases to 12 min by close. Across the week, Saturday is the worst day (about 15 min at its midday peak) and Friday the calmest (about 12 min). Use the day and time controls above to check any day of the week.
Averaging 3 min, this is the #39 longest line of 39 tracked rides at Six Flags Great America (park average 15 min). The longest is NEW! Blair Witch: No Signal at 33 min.
Typical Demon wait by day
| Day | Rope Drop | Midday Peak | Late Night |
|---|---|---|---|
| Sunday | 6 min | 12 min 4 PM | 11 min |
| Friday | 11 min | 12 min 6 PM | 10 min |
| Saturday · busiest | 7 min | 15 min 6 PM | 12 min |
Demon average wait by month
| Month | Avg Wait | Readings |
|---|---|---|
| June 2026 | 11.1 min | 11,353 |
| July 2026 | 4.6 min | 15,065 |
| August 2026 | 10.8 min | 20,912 |
| September 2026 | 3.4 min | 4,268 |
Demon wait time FAQ
▾When is Demon shortest?
Demon is shortest at rope drop (about 7 min) and in the final hour of the night (about 12 min). Midday is the worst window, peaking near 15 min around 6 PM.
▾Which day is Demon busiest?
Saturday runs the longest lines, peaking around 15 min midday, while Friday is the calmest at about 12 min. Use the day and time slider above to check any day.
▾What is the wait for Demon right now?
Demon isn't reporting a live wait right now. The park may be closed. This page updates automatically when lines go live.
Other rides at Six Flags Great America
Plan your Six Flags Great America visit
Reliability, measured
How often this ride was actually running, not how long the line was.
Across 964 hours that Six Flags Great America was open, Demon was running 86.07% of the time, with 166 separate interruptions. That ranks #9 for availability out of 44 tracked rides at Six Flags Great America, where the typical ride runs 92.26% of operating hours.
Measured 2026-05-23 to 2026-09-29 from ride status polled about every minute. Scheduled refurbishment is recorded separately and is not counted as an outage. How we measure
Based on 4,268 measured readings, updated continuously · How we measure
See every ride at Six Flags Great America
Thoosie