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Events in Ontario, CA

Search for something you love or check out popular events in your area.

Day of the Cowboy Rodeo
Sat, Jul 26, 5:00 PM
Ingalls Event Center
Day of the Cowboy Rodeo
Sat, Jul 26, 5:00 PM
Ingalls Event Center
Park After Dark 21+ Event: Boots, Brews, + Bullwinkle's
Thu, Jul 24, 8:00 PM
Bullwinkle's Family Food & Fun
Park After Dark 21+ Event: Boots, Brews, + Bullwinkle's
Thu, Jul 24, 8:00 PM
Bullwinkle's Family Food & Fun
Almost full
Project 21 Summer Intensive 2025
Fri, Aug 1, 2:30 PM
Project 21
Almost full
Project 21 Summer Intensive 2025
Fri, Aug 1, 2:30 PM
Project 21
Almost full
The LUV Her Summit
Sat, Jul 26, 11:00 AM
Steelworkers' Auditorium
Almost full
The LUV Her Summit
Sat, Jul 26, 11:00 AM
Steelworkers' Auditorium
Sales end soon
Inland Empire Abilities Faire
Sunday at 9:00 AM
Zapara School of Business: La Sierra University
Sales end soon
Inland Empire Abilities Faire
Sunday at 9:00 AM
Zapara School of Business: La Sierra University
Sales end soon
BASEMENT SATURDAYS / NATION REC 18+
Tomorrow at 10:00 PM
The Basement – Pomona
Sales end soon
BASEMENT SATURDAYS / NATION REC 18+
Tomorrow at 10:00 PM
The Basement – Pomona
Going fast
Y2K/FREAKNIK W/LIVE A PERFORMANCE BY LIL VADA!
Sat, Jul 26, 9:00 PM
Leos Corner Lounge & Grill
Going fast
Y2K/FREAKNIK W/LIVE A PERFORMANCE BY LIL VADA!
Sat, Jul 26, 9:00 PM
Leos Corner Lounge & Grill
Convención California 2025
DoubleTree by Hilton Hotel Ontario Airport
Convención California 2025
DoubleTree by Hilton Hotel Ontario Airport
UNDRGRND PRESENTS: STUNNA GIRL 18+ IN POMONA @ CARNAVAL NIGHTCLUB
Thu, Aug 7, 9:30 PM
Carnaval Nightclub
UNDRGRND PRESENTS: STUNNA GIRL 18+ IN POMONA @ CARNAVAL NIGHTCLUB
Thu, Aug 7, 9:30 PM
Carnaval Nightclub
Going fast
Claremont Police Foundation Casino Night
Tomorrow at 5:00 PM
Claremont Toyota
Going fast
Claremont Police Foundation Casino Night
Tomorrow at 5:00 PM
Claremont Toyota
Sales end soon
DASH SHORE 18+ : Y2K / HIP HOP / TOP 40 + MORE !
Today at 10:00 PM
The Basement – Pomona
Sales end soon
DASH SHORE 18+ : Y2K / HIP HOP / TOP 40 + MORE !
Today at 10:00 PM
The Basement – Pomona
BDA/IE SUMMER KICK-OFF SOCIAL!!
Tue, Jul 29, 6:00 PM
Punch Bowl Social Arcade and Bar
BDA/IE SUMMER KICK-OFF SOCIAL!!
Tue, Jul 29, 6:00 PM
Punch Bowl Social Arcade and Bar
Going fast
Inland Empire Speed Dating for Singles Age 26-42 ♥ Montclair California at Dragons Tale Brewery
Today at 8:00 PM
Dragons Tale Brewery
Going fast
Inland Empire Speed Dating for Singles Age 26-42 ♥ Montclair California at Dragons Tale Brewery
Today at 8:00 PM
Dragons Tale Brewery
IECF 2025 Policy & Philanthropy Summit: Common Ground for the Common Good
Wed, Aug 6, 8:00 AM
Riverside Convention Center
IECF 2025 Policy & Philanthropy Summit: Common Ground for the Common Good
Wed, Aug 6, 8:00 AM
Riverside Convention Center
Sales end soon
Friday Night July 18 - Banda, Norteño, y Reggaeton
Today at 9:30 PM
Carnaval Nightclub
Sales end soon
Friday Night July 18 - Banda, Norteño, y Reggaeton
Today at 9:30 PM
Carnaval Nightclub
Going fast
Welcoming Carrie Schindler as SBCTA's New Executive Director
Wed, Aug 13, 5:00 PM
Heroes Restaurant and Brewhouse - Ontario
Going fast
Welcoming Carrie Schindler as SBCTA's New Executive Director
Wed, Aug 13, 5:00 PM
Heroes Restaurant and Brewhouse - Ontario
Fontana 2nd Annual Business Summit
Thu, Aug 7, 8:00 AM
Jessie Turner Health and Fitness Community Center
Fontana 2nd Annual Business Summit
Thu, Aug 7, 8:00 AM
Jessie Turner Health and Fitness Community Center
Almost full
Inland Empire Speed Dating for Singles Age 40s/50s ♥ Montclair California
Today at 6:30 PM
Dragons Tale Brewery
Almost full
Inland Empire Speed Dating for Singles Age 40s/50s ♥ Montclair California
Today at 6:30 PM
Dragons Tale Brewery
Rooftop Supper Club
Sat, Jul 26, 6:30 PM
The Fox Theater Pomona
Rooftop Supper Club
Sat, Jul 26, 6:30 PM
The Fox Theater Pomona
Sales end soon
NEONOCTA
Today at 10:00 PM
The Basement – Pomona
Sales end soon
NEONOCTA
Today at 10:00 PM
The Basement – Pomona

Trends in Ontario

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Frequently asked questions about Ontario

What are the best events to attend?

According to Eventbrite, the best events are:

Day of the Cowboy Rodeo

Park After Dark 21+ Event: Boots, Brews, + Bullwinkle's

Project 21 Summer Intensive 2025

The LUV Her Summit

Which events are currently trending in Ontario?

The trending searches this month in Ontario are:

Which events are coming up?

Discover the best events happening soon – you don’t want to miss them:

Inland Empire Speed Dating for Singles Age 40s/50s ♥ Montclair California

Inland Empire Speed Dating for Singles Age 26-42 ♥ Montclair California at Dragons Tale Brewery

Friday Night July 18 - Banda, Norteño, y Reggaeton

DASH SHORE 18+ : Y2K / HIP HOP / TOP 40 + MORE !