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Six Flags Great America crowd calendar, October 2026

October 202631 days forecast

Six Flags Great America is typically busy in October 2026, averaging 66% crowd level. The quietest day is Thu 1 Oct at 56%, and the busiest is Sun 11 Oct at 81%.

Best day to visit in October

Thursday 1 Oct

October 2026 is typically busy at Six Flags Great America, averaging 66% crowd level. The busiest is Sunday 11 Oct at 81%.

56%crowds
Next bestFri 2 Oct 58%Wed 28 Oct 58%Thu 29 Oct 58%

Six Flags Great America is typically busy in October 2026, averaging around 66% crowd levels. The quietest day to visit is predicted to be Thursday 1st (about 56%), while the busiest is Sunday 11th (about 81%). 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
156%*TypicalEst.21 min queues258%*TypicalEst.22 min queues366%*TypicalEst.27 min queues469%*BusierEst.30 min queues
564%*TypicalEst.26 min queues663%*TypicalEst.25 min queues761%*TypicalEst.24 min queues863%*TypicalEst.25 min queues967%*TypicalEst.28 min queues1074%*BusierEst.36 min queues1181%*BusiestEst.44 min queues
1275%*BusiestEst.36 min queues1371%*BusierEst.31 min queues1470%*BusierEst.30 min queues1569%*BusierEst.29 min queues1671%*BusierEst.31 min queues1775%*BusiestEst.37 min queues1875%*BusiestEst.37 min queues
1971%*BusierEst.31 min queues2067%*TypicalEst.28 min queues2160%*TypicalEst.23 min queues2260%*TypicalEst.23 min queues2362%*TypicalEst.24 min queues2470%*BusierEst.30 min queues2571%*BusierEst.31 min queues
2661%*TypicalEst.24 min queues2760%*TypicalEst.23 min queues2858%*TypicalEst.22 min queues2958%*TypicalEst.22 min queues3061%*TypicalEst.24 min queues3170%*BusierEst.30 min queues
  1. Thu1Hours unavailable56%*Est.Typical21 min queues
  2. Fri2Hours unavailable58%*Est.Typical22 min queues
  3. Sat3Hours unavailable66%*Est.Typical27 min queues
  4. Sun4Hours unavailable69%*Est.Busier30 min queues
  5. Mon5Hours unavailable64%*Est.Typical26 min queues
  6. Tue6Hours unavailable63%*Est.Typical25 min queues
  7. Wed7Hours unavailable61%*Est.Typical24 min queues
  8. Thu8Hours unavailable63%*Est.Typical25 min queues
  9. Fri9Hours unavailable67%*Est.Typical28 min queues
  10. Sat10Hours unavailable74%*Est.Busier36 min queues
  11. Sun11Hours unavailable81%*Est.Busiest44 min queues
  12. Mon12Hours unavailable75%*Est.Busiest36 min queues
  13. Tue13Hours unavailableOctober break71%*Est.Busier31 min queues
  14. Wed14Hours unavailableOctober break70%*Est.Busier30 min queues
  15. Thu15Hours unavailableOctober break69%*Est.Busier29 min queues
  16. Fri16Hours unavailableOctober break71%*Est.Busier31 min queues
  17. Sat17Hours unavailableOctober break75%*Est.Busiest37 min queues
  18. Sun18Hours unavailable75%*Est.Busiest37 min queues
  19. Mon19Hours unavailableAutumn break71%*Est.Busier31 min queues
  20. Tue20Hours unavailableAutumn break67%*Est.Typical28 min queues
  21. Wed21Hours unavailableAutumn break60%*Est.Typical23 min queues
  22. Thu22Hours unavailableAutumn break60%*Est.Typical23 min queues
  23. Fri23Hours unavailableAutumn break62%*Est.Typical24 min queues
  24. Sat24Hours unavailableAutumn break70%*Est.Busier30 min queues
  25. Sun25Hours unavailableAutumn break71%*Est.Busier31 min queues
  26. Mon26Hours unavailableOctober half-term61%*Est.Typical24 min queues
  27. Tue27Hours unavailableOctober half-term60%*Est.Typical23 min queues
  28. Wed28Hours unavailableOctober half-term58%*Est.Typical22 min queues
  29. Thu29Hours unavailableOctober half-term58%*Est.Typical22 min queues
  30. Fri30Hours unavailableOctober half-term61%*Est.Typical24 min queues
  31. Sat31Hours unavailable70%*Est.Busier30 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.

September 2026November 2026December 2026January 2027February 2027March 2027April 2027May 2027Full crowd calendar

Frequently asked

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

Thursday 1st is predicted to be the quietest day to visit Six Flags Great America in October 2026, at around 56% crowd levels.

When is Six Flags Great America busiest in October 2026?

Sunday 11th is predicted to be the busiest day at Six Flags Great America in October 2026, at around 81% 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 - Thursday 1st is the quietest in October 2026 (about 56%). Arriving at opening also means the shortest waits.