The ACO comes to Ontario and here's your chance to play Cornhole and party with ACO Pro Cornhole players at the ACO Ontario Major! Majors are the main cornhole tournaments of the Season, where everybody can play, with an opportunity for everybody to win.  Get in on the action with fun pickup games and Luck … Continued

Lunch and economic analysis and forecast from Manfred Keil, Chief Economist, Inland Empire Economic Partnership and Associate Director, Lowe Institute of Political Economy, Robert Day School of Economics and Finance at Claremont McKenna College. In addition, the program includes a panel discussion with elected officials and other leaders.

IKF POINT MUAY THAI TECHNICAL COMPETITION is back! Kicks, Knees, sweeps and more! United States biggest Point Muay Thai Technical Competition is back at the world famous Ontario Convention. Come participate and support! Register at www.pmtwest.org

Comes to the world famous Ontario Convention Center! Come and see Southern California's best boxers participate in whats becoming America's #1 POINT BOXING SPARRING TOURNAMENT.

Comic Con Revolution is an annual comic con held at the Ontario Convention Center. The sixth annual event is scheduled for May 20 & 21, 2023. Saturday May 20th, 2023- 10:00am (9:00a w/ advance ticket purchase) to 6:00pm Sunday May 21st, 2023- 11:00am (10:00a w/ advance ticket purchase) to 5:00pm Attendees can expect a full exhibit … Continued

THE LARGEST DISPLAY OF HOT TUBS & SWIM SPAS ANYWHERE FROM MAJOR BRANDS... AT HUGE DISCOUNTS! • FREE ADMISSION FRI: EVENT: 12NOON-8P SAT: EVENT: 10A-8P SUN: EVENT: 10A-6P MON: EVENT: 10A-6P Everything Must Go We typically have over 100 Hot Tubs and Swim Spas available and everything must go. We price them to move. Come see … Continued

SOUTHERN CALIFORNIA 2023 CONVENTION Trusted Tattoo Gathering is bringing together some of the best tattoo artists from around the world to the Ontario Convention Center in Southern California. 2nd, 3rd & 4th June 2023.

We are excited to announce our return for this year's Slammedenuff SoCal car show at the Ontario Convention Center bringing you an indoor upperclassmen car showcase.