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Events and Things to do in Ontario, CA

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KOTTONMOUTH KINGS w/ CONEJO
Fri, Jun 26, 7:00 AM
Pomona · Flyway
KOTTONMOUTH KINGS w/ CONEJO
Fri, Jun 26, 7:00 AM
Pomona · Flyway
Queremos Rock Concert After Party in Ontario Ca!
Fri, May 29, 9:30 PM
Ontario · Hamburger Mary's - Ontario
Queremos Rock Concert After Party in Ontario Ca!
Fri, May 29, 9:30 PM
Ontario · Hamburger Mary's - Ontario
Riverside Pride Bar Crawl
Sat, Jun 20, 4:00 PM
Riverside · Palenque kitchen by Mezcal
Riverside Pride Bar Crawl
Sat, Jun 20, 4:00 PM
Riverside · Palenque kitchen by Mezcal
36th year Pomona Valley Juneteenth Family & Arts Arts Festival
Sat, Jun 20, 11:00 AM
Pomona · Ganesha Park
36th year Pomona Valley Juneteenth Family & Arts Arts Festival
Sat, Jun 20, 11:00 AM
Pomona · Ganesha Park
Sip, Swap, and Spin Showcase!
Fri, Jun 12, 7:30 PM
Upland · House of Pole
Sip, Swap, and Spin Showcase!
Fri, Jun 12, 7:30 PM
Upland · House of Pole
DBZ Backstage Presents Harsh Reality, Carried Weight & Bound 2 Violence
Fri, Jun 5, 6:00 PM
Corona · 317 W 6th St
DBZ Backstage Presents Harsh Reality, Carried Weight & Bound 2 Violence
Fri, Jun 5, 6:00 PM
Corona · 317 W 6th St
POMONA SHOWOFFS
Sun, Jul 19, 12:00 PM
Pomona · The Derby Room Pomona at Fairplex
POMONA SHOWOFFS
Sun, Jul 19, 12:00 PM
Pomona · The Derby Room Pomona at Fairplex
The Feminine Evening
Sun, May 31, 1:00 PM
Rancho Cucamonga · Durango Cocina & Rooftop
The Feminine Evening
Sun, May 31, 1:00 PM
Rancho Cucamonga · Durango Cocina & Rooftop
Trucks and Tacos 10th Annual Truck Show
Sat, Aug 22, 7:30 AM
Chino · Prado Regional Park
Trucks and Tacos 10th Annual Truck Show
Sat, Aug 22, 7:30 AM
Chino · Prado Regional Park
Speed Dating for Singles w/ No Kids - Riverside, CA
Wed, Jun 17, 7:00 PM
Riverside · BRÜE CRÜE
Speed Dating for Singles w/ No Kids - Riverside, CA
Wed, Jun 17, 7:00 PM
Riverside · BRÜE CRÜE
Summer Wine Soirée - Networking Event
Wed, Jun 24, 6:00 PM
Upland · Wine Me Up Social
Summer Wine Soirée - Networking Event
Wed, Jun 24, 6:00 PM
Upland · Wine Me Up Social
Keeping It 2000s: Brunch Day Party w/ Yung Joc (Live) Pomona Ca
Sun, Jun 14, 11:00 AM
Pomona · 197 E 2nd St
Keeping It 2000s: Brunch Day Party w/ Yung Joc (Live) Pomona Ca
Sun, Jun 14, 11:00 AM
Pomona · 197 E 2nd St
Stuffie Sleepover & Pajama Party- Summer 2026
Fri, Jul 24, 5:30 PM
Upland · 217 E A St
Stuffie Sleepover & Pajama Party- Summer 2026
Fri, Jul 24, 5:30 PM
Upland · 217 E A St
NCRF "Jazz on the Green" Charity Golf Fundraiser
Mon, Jun 15, 1:00 PM
Chino Hills · Los Serranos Country Club
NCRF "Jazz on the Green" Charity Golf Fundraiser
Mon, Jun 15, 1:00 PM
Chino Hills · Los Serranos Country Club
Juneteenth Comedy Jam with Kevin Tate and Pookie Fn Rude
Wed, Jun 10, 7:00 PM
Rancho Cucamonga · Epic Events Center
Juneteenth Comedy Jam with Kevin Tate and Pookie Fn Rude
Wed, Jun 10, 7:00 PM
Rancho Cucamonga · Epic Events Center
Almost full
2nd Annual BLK Future Fest + Basketball Combine 2026
Sat, Jun 27, 9:00 AM
Riverside · University of California, Riverside
Almost full
2nd Annual BLK Future Fest + Basketball Combine 2026
Sat, Jun 27, 9:00 AM
Riverside · University of California, Riverside
Real Estate and Business Networking | Elevating Your Potential - Ontario
Wed, Jun 10, 6:00 PM
Rancho Cucamonga · 4th & Mill
Real Estate and Business Networking | Elevating Your Potential - Ontario
Wed, Jun 10, 6:00 PM
Rancho Cucamonga · 4th & Mill
Cooper Museum Speaker Series: Historic Home Styles
Thu, Jun 25, 6:30 PM
Upland · 217 E A St
Cooper Museum Speaker Series: Historic Home Styles
Thu, Jun 25, 6:30 PM
Upland · 217 E A St
Upland Pipeline Day
Sat, Jun 20, 11:00 AM
Upland · 217 E A St
Upland Pipeline Day
Sat, Jun 20, 11:00 AM
Upland · 217 E A St
Breastfeeding Class: In-Person
Wed, Jun 10, 6:00 PM
Upland · Healthy Beginnings
Breastfeeding Class: In-Person
Wed, Jun 10, 6:00 PM
Upland · Healthy Beginnings

Trends in Ontario

Explore more trends

Explore more trends

Frequently asked questions about Ontario

What are the best events to attend?

According to Eventbrite, the best events are:

KOTTONMOUTH KINGS w/ CONEJO

Riverside Pride Bar Crawl

36th year Pomona Valley Juneteenth Family & Arts Arts Festival

Sip, Swap, and Spin Showcase!

Which events are currently trending in Ontario?

The trending searches this month in Ontario are:

ontario convention center

mix champagne lounge

Which events are coming up?

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

Queremos Rock Concert After Party in Ontario Ca!

The Feminine Evening

DBZ Backstage Presents Harsh Reality, Carried Weight & Bound 2 Violence

Real Estate and Business Networking | Elevating Your Potential - Ontario