Events in April in Ontario in December

• Sat, 13 Dec, 2025 - 06:00 PM

  Christmas Concert & Pie Social - Gateway in Concert

  Free Will Baptist Church

  4+ Interested

  |

  Free
• Wed, 10 Dec, 2025 - 07:00 PM

  Old Dominion: How Good Is That - World Tour

  Toyota Arena

  1023+ Interested
• Fri, 19 Dec, 2025 - 06:00 PM

  Creepmas Paint n' Sip Event!! Oogie Boogie Tree!!

  Metabolic Brewing Co.

  USD 39
• Sat, 13 Dec, 2025 - 12:00 PM

  Selfies With Santa in Ontario - 12/13

  Mathis Home

  Free
• Sat, 13 Dec, 2025 - 08:00 AM

  Car Show and Toy Drive

  3325 E Shelby St

  Free
• Fri, 19 Dec, 2025 - 07:00 PM

  Acoustic Rewind live at Left Coast Brewing

  Left Coast Brewing Ontario

  4+ Interested
• Fri, 12 Dec, 2025 - 05:00 PM

  Cucamonga-Guasti Holiday Walk of Lights

  Cucamonga-Guasti Regional Park

  31+ Interested
• Wed, 31 Dec, 2025 - 09:00 PM

  NYE 2026 Black Tie Party, BOMBAY Ultra lounge

  Bombay Ultra Lounge

  USD 50
• Sat, 13 Dec, 2025 - 04:00 PM

  Muppets Christmas Drag Brunch

  Ontario Improv
• Sat, 20 Dec, 2025 - 06:00 PM

  San Jose Barracuda at Ontario Reign at Toyota Arena - CA

  Toyota Arena - CA
• Mon, 15 Dec, 2025 - 06:30 PM

  Eureka! Ontario, Christmas paint Night, 12/15/25, Gingerbread Baker Wood Hanger

  Eureka Ontario

  9+ Interested
• Sat, 13 Dec, 2025 - 10:00 PM

  Sagittarius Remix Karaoke Hosted by T Rell free B4 10 30 w RSVP (Limited)

  Mix Champagne Lounge

  Free
• Fri, 26 Dec, 2025 - 07:30 PM

  Chris D'Elia at Ontario Improv

  Ontario Improv Comedy Club
• Sun, 14 Dec, 2025 - 06:00 PM

  Bruce Jingles

  Ontario Improv Comedy Club
• Sun, 14 Dec, 2025 - 12:00 PM

  Ugly Sweater Holiday Market

  1341 E D St

  Free