Oct30Fri
Things to do in Ontario
110 upcoming events. Ontario, CA, United States.
Updated October 30, 2026 · October 2026 listings
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110 upcoming events
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Comedy
Open Mic at the Ontario Improv
Nov 10, Dec 8, 2026, Jan 12, Feb 9, and Mar 9, 2027
Ontario Improv
From $8.76
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Other Events
The Dirty Show
Nov 18, Dec 16, 2026, Jan 20, Feb 17, Mar 17, and Apr 21, 2027
Ontario Improv
From $25.22
Just announced in Ontario
Added to the listings in the past week
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Artists & shows in Ontario
Venues with the most dates in Ontario
More ways to explore Ontario
Map of venues in Ontario
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Ontario at a glance
We list 110 upcoming events for Ontario, and 4 are happening this weekend.
By category, the top spot goes to comedy with 45 dates, ahead of sports (30) and other events (20).
Coming up soon: Ontario Reign vs. Tucson Roadrunners (October 30).
The venues with the most dates are Ontario Improv, Toyota Arena and Ontario Improv Comedy Club.
Budget-wise, entry starts at $9, with most tickets around $31.
Ontario events: FAQ
What's happening in Ontario this weekend?
There are 4 events in Ontario this weekend. Across the whole calendar, the biggest category is comedy. See the full weekend line-up on our Ontario this weekend page.
Which venues in Ontario have the most events?
By number of upcoming dates: Ontario Improv (49), Toyota Arena (41), Ontario Improv Comedy Club (13) and ONT Field (7).
What kind of events are on in Ontario?
Upcoming dates by category: Comedy (45), Sports (30), Other Events (20), Concerts (13) and Plays & Musicals (1).
How much do tickets for events in Ontario cost?
Where sellers publish prices, tickets start at $9; a typical ticket costs around $31.
Where can I buy tickets for events in Ontario?
Each event page links to the organiser or the ticket seller that lists the event. Buying from the official seller is the safest way to make sure your tickets are valid.