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Things to do in Ontario in December 2026

29 upcoming events. Ontario, CA, United States.

Updated October 30, 2026 · December 2026 listings

29 upcoming events

Mike Feeney
Dec2Wed
Other Events

Mike Feeney

Wed, Dec 2 · 8:00 PM

Ontario Improv

From $31.14

Steve Trevino
Dec3Thu
Comedy

Steve Trevino

Dec 3, 4, 5, and 6, 2026

Ontario Improv

From $43.19

Pauly Shore
Dec10Thu
Comedy

Pauly Shore

Thu, Dec 10 · 8:00 PM

Ontario Improv

From $31.14

Tommy Davidson
Dec11Fri
Comedy

Tommy Davidson

Dec 11, 12, and 13, 2026

Ontario Improv

From $31.14

Tee Sanders
Dec17Thu
Other Events

Tee Sanders

Thu, Dec 17 · 8:00 PM

Ontario Improv

From $31.14

Marlon Wayans
Dec18Fri
Comedy

Marlon Wayans

Dec 18, 19, and 20, 2026

Ontario Improv

From $61.53

Venues with the most dates in Ontario

Things to do in Ontario in December 2026: frequently asked questions

Things to do in Ontario in December 2026: how many dates are coming up?

29 upcoming dates are listed; the next one is Ontario Reign vs. Tucson Roadrunners on October 30.

Things to do in Ontario in December 2026: which venues?

The dates on this page take place at Toyota Arena, Ontario Improv and Ontario Improv Comedy Club, among others.

Things to do in Ontario in December 2026: how much are tickets?

Where sellers publish prices, tickets start at $9; a typical ticket costs around $31.

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