All time
THE JOKER has the longest average wait at Six Flags Discovery Kingdom, at 36 minutes, followed by Sidewinder Safari (33 minutes) and BATMAN: The Ride (28 minutes). 14 of the 23 rides have an average wait of 15 minutes or less.
THE JOKER sees the longest peak waits at Six Flags Discovery Kingdom, with its daily maximum averaging 50 minutes, ahead of Sidewinder Safari (46 minutes) and BATMAN: The Ride (41 minutes).
Six Flags Discovery Kingdom is usually quietest in January, when crowd levels average as low as 27%. The busiest month tends to be May, at around 64%.
| Month | Average crowd level, % |
|---|---|
| Jan | 27 |
| Feb | 39 |
| Mar | 46 |
| Apr | 58 |
| May | 64 |
| Jun | 48 |
| Jul | 47 |
| Aug | 55 |
| Sep | 60 |
| Oct | 59 |
| Nov | 40 |
| Dec | 37 |
Thursday is typically the quietest day of the week at Six Flags Discovery Kingdom, averaging 38% compared with 64% on Saturday. On average, weekdays are 15 percentage points quieter than weekends.
| Day | Average crowd level, % |
|---|---|
| Sun | 49 |
| Mon | 46 |
| Tue | 43 |
| Wed | 40 |
| Thu | 38 |
| Fri | 43 |
| Sat | 64 |
So far in 2026, Six Flags Discovery Kingdom is running 4 percentage points busier than at the same point in 2025 (50% compared with 46%). Of the full years on record, 2024 was the busiest, averaging 55%. 2020 and 2021 are left out of these comparisons because COVID-19 closures and capacity limits affected crowd levels in those years.
| Event | Average crowd level, % |
|---|---|
| ποΈ Military Appreciation Days Sale | 92 |
| πΊπΈ Memorial Day Weekend | 89 |
| π€‘ Kids Boo Fest | 76 |
| π Education Days | 74 |
| π Viva La Fiesta | 73 |
| β Star Spangled Nights | 64 |
| πΊ Oktoberfest | 63 |
| π± Conservation Days | 63 |
| ποΈ Veterans Weekend Celebration | 59 |
| π» Scream Break | 59 |
| πΌ Spring Break | 59 |
| π Tricks and Treats | 55 |
| π» Fright Fest | 52 |
| π July 4th | 42 |
| π§₯ One Warm Coat | 31 |
| π Holiday in the Park | 31 |
| βͺοΈ ON FiRE NORCAL JAM | 28 |
| π NEW Winterfest | 26 |
| Day | Crowd level, % |
|---|---|
| July 24, 2021 | 100 |
| October 19, 2024 | 99 |
| August 07, 2021 | 99 |
| July 03, 2021 | 99 |
| October 16, 2021 | 99 |
| July 24, 2018 | 99 |
| August 14, 2021 | 99 |
| September 05, 2021 | 99 |
| March 30, 2019 | 99 |
| September 09, 2018 | 99 |
| Day | Crowd level, % |
|---|---|
| December 30, 2022 | 0 |
| February 01, 2025 | 0 |
| March 23, 2023 | 0 |
| December 29, 2022 | 0 |
| February 15, 2026 | 0 |
| January 29, 2023 | 0 |
| January 28, 2023 | 0 |
| February 22, 2026 | 0 |
| January 03, 2025 | 0 |
| October 17, 2025 | 1 |