All parks › Six Flags Great America
Nightmares at Six Flags Great America. Closed right now.
Busiest around 7pm (about 16 min) and quietest around 6pm (about 0 min).
The longest queue we have recorded is 60 minutes on 2026-10-03, the shortest 0 minutes on 2026-09-20.
| 6pm | 0 min | 4 readings | |
|---|---|---|---|
| 7pm | 16 min | 6 readings | |
| 8pm | 6 min | 4 readings | |
| 9pm | 6 min | 4 readings |
See every ride at Six Flags Great America live, or read the park’s history.