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Six Flags Great America crowd calendar, October 2026

October 202618 days forecast

Six Flags Great America is typically busy in October 2026, averaging 66% crowd level. The quietest day is Fri 2 Oct at 55%, and the busiest is Sun 18 Oct at 77%.

Best day left in October

Friday 2 Oct

October 2026 is typically busy at Six Flags Great America, averaging 66% crowd level. The busiest is Sunday 18 Oct at 77%.

55%crowds
Next bestThu 22 Oct 57%Thu 1 Oct 58%Fri 23 Oct 58%

Six Flags Great America is moderately busy today, at around 58% crowd levels, and moderately busy tomorrow. This weekend is looking busy. Six Flags Great America is typically busy in October 2026, averaging around 66% crowd levels. The quietest day to visit is predicted to be Friday 2nd (about 55%), while the busiest is Sunday 18th (about 77%). Weekdays are noticeably quieter than weekends, so a midweek visit means shorter queues.

Wondering how busy Six Flags Great America will be in October 2026? This calendar predicts crowd levels day by day. The lower the score, the shorter the queues, so pick a quiet day and ride more. Estimated from historical data

Daily crowd levels and opening hours for Six Flags Great America, October 2026
MonTueWedThuFriSatSun
158%*TypicalEst.22 min queues255%*TypicalEst.20 min queues364%*TypicalEst.26 min queues471%*BusierEst.31 min queues
5Closed6Closed7Closed8Closed960%*TypicalEst.23 min queues1069%*BusierEst.30 min queues1175%*BusiestEst.36 min queues
1270%*BusierEst.31 min queues13Closed14Closed15Closed1661%*TypicalEst.24 min queues1771%*BusierEst.31 min queues1877%*BusiestEst.39 min queues
19Closed20Closed21Closed2257%*TypicalEst.22 min queues2358%*TypicalEst.22 min queues2470%*BusierEst.31 min queues2577%*BusiestEst.39 min queues
26Closed27Closed28Closed2960%*TypicalEst.23 min queues3061%*TypicalEst.24 min queues3173%*BusierEst.34 min queues
  1. Thu1Hours unavailable58%*Est.Typical22 min queues
  2. Fri2Hours unavailable55%*Est.Typical20 min queues
  3. Sat3Hours unavailable64%*Est.Typical26 min queues
  4. Sun4Hours unavailable71%*Est.Busier31 min queues
  5. Mon5Hours unavailableClosed
  6. Tue6Hours unavailableClosed
  7. Wed7Hours unavailableClosed
  8. Thu8Hours unavailableClosed
  9. Fri9Hours unavailable60%*Est.Typical23 min queues
  10. Sat10Hours unavailable69%*Est.Busier30 min queues
  11. Sun11Hours unavailable75%*Est.Busiest36 min queues
  12. Mon12Hours unavailable70%*Est.Busier31 min queues
  13. Tue13Hours unavailableOctober breakClosed
  14. Wed14Hours unavailableOctober breakClosed
  15. Thu15Hours unavailableOctober breakClosed
  16. Fri16Hours unavailableOctober break61%*Est.Typical24 min queues
  17. Sat17Hours unavailableOctober break71%*Est.Busier31 min queues
  18. Sun18Hours unavailable77%*Est.Busiest39 min queues
  19. Mon19Hours unavailableAutumn breakClosed
  20. Tue20Hours unavailableAutumn breakClosed
  21. Wed21Hours unavailableAutumn breakClosed
  22. Thu22Hours unavailableAutumn break57%*Est.Typical22 min queues
  23. Fri23Hours unavailableAutumn break58%*Est.Typical22 min queues
  24. Sat24Hours unavailableAutumn break70%*Est.Busier31 min queues
  25. Sun25Hours unavailableAutumn break77%*Est.Busiest39 min queues
  26. Mon26Hours unavailableOctober half-termClosed
  27. Tue27Hours unavailableOctober half-termClosed
  28. Wed28Hours unavailableOctober half-termClosed
  29. Thu29Hours unavailableOctober half-term60%*Est.Typical23 min queues
  30. Fri30Hours unavailableOctober half-term61%*Est.Typical24 min queues
  31. Sat31Hours unavailable73%*Est.Busier34 min queues
Quietest 0-15%Quieter 15-35%Typical 35-65%Busier 65-88%Busiest 88-100%

Crowd levels are estimated from this park's own recorded queue times and may not always be right. Opening hours come from the park and can change. Always check the park's own site before travelling. We score every past forecast against what the queues actually did and publish the result in the crowd forecast accuracy ledger.

Frequently asked

How busy is Six Flags Great America today?

Six Flags Great America is predicted to be moderately busy today, at around 58% crowd levels. Lower percentages mean shorter queues.

How busy will Six Flags Great America be tomorrow?

Six Flags Great America is predicted to be moderately busy tomorrow, at around 55% crowd levels.

Is Six Flags Great America busy this weekend?

This weekend Six Flags Great America is looking busy, at around 68% crowd levels on average.

When is the quietest day to visit Six Flags Great America in October 2026?

Friday 2nd is predicted to be the quietest day to visit Six Flags Great America in October 2026, at around 55% crowd levels.

When is Six Flags Great America busiest in October 2026?

Sunday 18th is predicted to be the busiest day at Six Flags Great America in October 2026, at around 77% crowd levels.

How busy is Six Flags Great America in October 2026?

On average, Six Flags Great America is busy in October 2026 - around 66% crowd levels. Weekdays are usually quieter than weekends.

Is Six Flags Great America busier on weekends?

Yes - Six Flags Great America is typically busier at weekends than midweek in October 2026. Visit on a weekday for shorter queues.

What is the best time to visit Six Flags Great America?

The best time to visit Six Flags Great America is on its quietest predicted days - Friday 2nd is the quietest in October 2026 (about 55%). Arriving at opening also means the shortest waits.