Things to Do This Week in Ontario, CA

Your weekly guide to events and activities in Ontario, CA. Concerts, classes, outdoor fun, and more.

50 results found

Things to Do This Weekend Today Kid-Friendly Free Events Date Night Outdoors Concerts & Live Music Food & Dining Fitness & Sports

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Register this Summer 2026 via CSUF Open University

Tomorrow · Tue, Apr 14, 7:00 AM–7:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by Ashley Owen on Unsplash — representative image for Albert Herring

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Free

Albert Herring

In 6 days · Sun, Apr 19, 3:00 AM–5:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Spring College Fair!

Tomorrow · Tue, Apr 14, 5:00 PM–8:00 PM UTC · Fullerton College · Fullerton, CA

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Photo by Marina Nazina on Unsplash — representative image for Grad To Be Program Presents: Radical Expression Art, Identity & the Power of Collective Mentorship Workshop

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Grad To Be Program Presents: Radical Expression Art, Identity & the Power of Collective Mentorship Workshop

Tomorrow · Tue, Apr 14, 7:30 PM–9:30 PM UTC · Fullerton College · Fullerton, CA

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Registration is Open: Summer Session 2026

Starts in 6 hrs · Mon, Apr 13, 7:00 AM–7:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Let's Get Financially Fit with Basic Needs

Mon, Apr 13, 7:00 PM–8:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Interfaith Dialogue Series: Religion in the Workplace

Tomorrow · Tue, Apr 14, 5:00 PM–7:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Workshop: Writing an Excellent Personal Statement

In 3 days · Thu, Apr 16, 7:00 PM–8:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Naloxone Training (Virtual)

In 2 days · Wed, Apr 15, 7:00 PM–8:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by Diwei Zhu on Unsplash — representative image for Soo Kim: (Charlie sings in the quietest voice)

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Free

Soo Kim: (Charlie sings in the quietest voice)

Tomorrow · Tue, Apr 14, 6:00 PM–11:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by LISK OBE on Unsplash — representative image for Carole Caroompas: Mystical Unions

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Free

Carole Caroompas: Mystical Unions

Tomorrow · Tue, Apr 14, 6:00 PM–11:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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FDC: Neurodiversity Conversations: Supporting Faculty in the Classroom

In 4 days · Fri, Apr 17, 6:00 PM–7:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by Nicole Wilson on Unsplash — representative image for San Diego Padres at Los Angeles Angels

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Kids

San Diego Padres at Los Angeles Angels

In 6 days · Sun, Apr 19, 8:07 PM UTC · Angel Stadium · 2000 E Gene Autry Way, Anaheim, CA

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Photo by Arlind Photography on Unsplash — representative image for Admitted to a University for Fall 2026? Then RSVP Now for the Transfer Celebration!

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Admitted to a University for Fall 2026? Then RSVP Now for the Transfer Celebration!

Starts in 6 hrs · Mon, Apr 13, 7:00 AM–6:59 AM UTC · Fullerton College · Fullerton, CA

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Photo by Tijs van Leur on Unsplash — representative image for Percussion Chamber Ensembles

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Free

Percussion Chamber Ensembles

In 2 days · Wed, Apr 15, 3:00 AM–5:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Virtual Training: Concur End User Training: Request and ProCard

In 3 days · Thu, Apr 16, 4:30 PM–6:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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FDC: Introduction to Multiple Regression Using SPSS

Apr 13 – Apr 18 · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Diversity, Equity and Inclusion 200: Intersectionality

Mon, Apr 13, 8:00 PM–9:30 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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End User Training: Request and ProCard

Tomorrow · Tue, Apr 14, 6:00 PM–7:30 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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FDC: Creating Meaningful Discussions in Your Classroom

In 2 days · Wed, Apr 15, 7:30 PM–8:45 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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FDC: Reduce Grading Time with Formative Feedback Strategies

In 2 days · Apr 15 – Apr 20 · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by Giancarlo Duarte on Unsplash — representative image for Northern California University Tour

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Free

Northern California University Tour

In 3 days · Apr 16 – Apr 19 · Fullerton College · Fullerton, CA

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Photo by Clint Patterson on Unsplash — representative image for Sweet Talks: Baked Edition

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Free

Sweet Talks: Baked Edition

Mon, Apr 13, 9:00 PM–10:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by Zhen Yao on Unsplash — representative image for Family Night Sunday at THE RANCH Saloon

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Kids

Family Night Sunday at THE RANCH Saloon

In 6 days · Apr 19 – Apr 21 · THE RANCH Restaurant & Saloon · 1025 E. Ball Rd., Anaheim, CA

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Activating Your Leadership With Values

In 3 days · Thu, Apr 16, 6:00 PM–7:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by Ries Bosch on Unsplash — representative image for FC Night 2026

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Free

FC Night 2026

In 2 days · Thu, Apr 16, 12:00 AM–2:30 AM UTC · Fullerton College · 321 E Chapman Ave, Fullerton, CA 92832, Fullerton, CA

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NCUR Conference @ Richmond

Mon, Apr 13, 4:00 PM–12:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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The Bryatz Duo

In 4 days · Fri, Apr 17, 2:30 AM–3:30 AM UTC · The Muckenthaler Cultural Center · 1201 W Malvern Ave, Fullerton, CA 92833, Fullerton, CA

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Photo by Miikka Luotio on Unsplash — representative image for Jazz Small Groups

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Free

Jazz Small Groups

In 4 days · Fri, Apr 17, 3:00 AM–5:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Jazz Festival

In 4 days · Fri, Apr 17, 3:00 PM–1:00 AM UTC · Fullerton College · Fullerton, CA

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Graduate Student Support Group- VIRTUAL

In 2 days · Wed, Apr 15, 10:00 PM–11:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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CAPS Emotional Wellness Workshop

In 2 days · Wed, Apr 15, 8:00 PM–9:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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CAPS Stress Wellness Workshop

In 3 days · Thu, Apr 16, 6:00 PM–7:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by Emmanuel Munoz on Unsplash — representative image for RAP Cart

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Free

RAP Cart

Tomorrow · Tue, Apr 14, 6:00 PM–7:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Photo by Andrej Lisakov on Unsplash — representative image for X-Out

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Free

X-Out

In 5 days · Sat, Apr 18, 3:00 AM–5:00 AM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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President’s Meet Up

Mon, Apr 13, 9:00 PM–10:00 PM UTC · Fullerton College · 321 E Chapman Ave, Fullerton, CA 92832, Fullerton, CA

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Spring Student Exhibitions | Group 4

Tomorrow · Tue, Apr 14, 6:00 PM–11:00 PM UTC · Cal State Fullerton · 800 N State College Blvd, Fullerton, CA 92831, Fullerton, CA

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Grad To Be Program Presents: CARECEN Survivors of Violence

In 3 days · Thu, Apr 16, 9:00 PM–10:00 PM UTC · Zoom · Fullerton, CA

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Photo by SMKN 1 Gantar on Unsplash — representative image for Neuro Nest

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Free

Neuro Nest

Mon, Apr 13, 8:30 PM–10:30 PM UTC · Student Support Center Room 207 · Fullerton, CA

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Grads To Be Program Presents: Monarch Moments #3

Mon, Apr 13, 11:00 PM–12:00 AM UTC · Zoom · Fullerton, CA

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Photo by Ksenia Emelianchik on Unsplash — representative image for San Jose Giants at Rancho Cucamonga Quakes

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Kids

San Jose Giants at Rancho Cucamonga Quakes

Tomorrow · Tue, Apr 14, 6:00 PM UTC · LoanMart Field · 8408 Rochester Ave, Rancho Cucamonga, CA

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Community Services Commission Meetings

In 2 days · Thu, Apr 16, 1:00 AM–3:00 AM UTC · City Hall > Council Chamber · 300, Centennial Way Tustin, CA

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Career Center: Handshake 101 Job Search Webinar

In 2 days · Wed, Apr 15, 8:00 PM–9:00 PM UTC · This is a live webinar, you will be emailed a Zoom link once you register. · Fullerton, CA

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Mindfulness Student Club Meeting

Mon, Apr 13, 9:15 PM–10:00 PM UTC · Building 2400, Room 103 · Fullerton, CA

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Mindful Mondays Drop-In Practice

Mon, Apr 13, 7:00 PM–7:30 PM UTC · Zoom · Fullerton, CA

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President’s Open Office Hour

In 2 days · Wed, Apr 15, 10:00 PM–11:00 PM UTC · Building 100, President’s Office · Fullerton, CA

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Photo by LISK OBE on Unsplash — representative image for RESILIENCE: Licia Wise, Alexia Kutzner, Maria Elena Fuster, Sara DeSmet

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Free

RESILIENCE: Licia Wise, Alexia Kutzner, Maria Elena Fuster, Sara DeSmet

Mon, Apr 13, 3:00 PM–12:00 AM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

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Photo by Cristine Enero on Unsplash — representative image for Elders â€“ Arnoldo Vargas Exhibition

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Free

Elders â€“ Arnoldo Vargas Exhibition

Mon, Apr 13, 3:00 PM–12:00 AM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

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Photo by Getty Images on Unsplash — representative image for MILA GOKHMAN: A RETROSPECTIVE

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Free

MILA GOKHMAN: A RETROSPECTIVE

Tomorrow · Tue, Apr 14, 3:00 PM–12:00 AM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

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Photo by AMONWAT DUMKRUT on Unsplash — representative image for Career Planning and Workforce Development Center Spring Workshops and Events

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Free

Career Planning and Workforce Development Center Spring Workshops and Events

Mon, Apr 13, 9:00 PM–10:00 PM UTC · Cypress College · 9200 Valley View St, Cypress, CA 90630, Cypress, CA

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Things to Do This Week in Ontario, CA

Register this Summer 2026 via CSUF Open University

Albert Herring

Spring College Fair!

Grad To Be Program Presents: Radical Expression Art, Identity & the Power of Collective Mentorship Workshop

Registration is Open: Summer Session 2026

Let's Get Financially Fit with Basic Needs

Interfaith Dialogue Series: Religion in the Workplace

Workshop: Writing an Excellent Personal Statement

Naloxone Training (Virtual)

Soo Kim: (Charlie sings in the quietest voice)

Carole Caroompas: Mystical Unions

FDC: Neurodiversity Conversations: Supporting Faculty in the Classroom

San Diego Padres at Los Angeles Angels

Admitted to a University for Fall 2026? Then RSVP Now for the Transfer Celebration!

Percussion Chamber Ensembles

Virtual Training: Concur End User Training: Request and ProCard

FDC: Introduction to Multiple Regression Using SPSS

Diversity, Equity and Inclusion 200: Intersectionality

End User Training: Request and ProCard

FDC: Creating Meaningful Discussions in Your Classroom

FDC: Reduce Grading Time with Formative Feedback Strategies

Northern California University Tour

Sweet Talks: Baked Edition

Family Night Sunday at THE RANCH Saloon

Activating Your Leadership With Values

FC Night 2026

NCUR Conference @ Richmond

The Bryatz Duo

Jazz Small Groups

Jazz Festival

Graduate Student Support Group- VIRTUAL

CAPS Emotional Wellness Workshop

CAPS Stress Wellness Workshop

RAP Cart

X-Out

President’s Meet Up

Spring Student Exhibitions | Group 4

Grad To Be Program Presents: CARECEN Survivors of Violence

Neuro Nest

Grads To Be Program Presents: Monarch Moments #3

San Jose Giants at Rancho Cucamonga Quakes

Community Services Commission Meetings

Career Center: Handshake 101 Job Search Webinar

Mindfulness Student Club Meeting

Mindful Mondays Drop-In Practice

President’s Open Office Hour

RESILIENCE: Licia Wise, Alexia Kutzner, Maria Elena Fuster, Sara DeSmet

Elders â€“ Arnoldo Vargas Exhibition

MILA GOKHMAN: A RETROSPECTIVE

Career Planning and Workforce Development Center Spring Workshops and Events

Explore More in Ontario, CA

This Week in Nearby Cities

Explore California