Best events in
Ontario

Looking for something to do in Ontario? Whether you're a local, new in town or just cruising through we've got loads of great tips and events. You can explore by location, what's popular, our top picks, free stuff... you got this. Ready?

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Popular in Ontario

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Allstar Night at the Ontario Improv

Wednesday at 19:00

Ontario Improv

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5th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway

Saturday at 10:00

Celebration Park NORTH

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Inland Empire Career Fair

Thu, Jul 31, 9:30 AM

Marriott

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Inland Empire Hiring Event

Thu, Jul 31, 9:30 AM

Hilton Hotel

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15th Annual Golden Future Senior Expo - San Bernardino County Edition

Sat, Aug 9, 9:00 AM

DoubleTree by Hilton Hotel Ontario Airport

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Ontario Quinceanera.com Expo & Fashion Show 2025

Sun, Aug 10, 12:00 PM

Ontario Convention Center

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Convención California 2025

DoubleTree by Hilton Hotel Ontario Airport

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Inland Empire Career Fair

Thu, Nov 13, 9:30 AM

Hyatt

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Allstar Night at the Ontario Improv

Wednesday at 19:00

Ontario Improv

Check ticket price for event

5th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway

Saturday at 10:00

Celebration Park NORTH

Check ticket price for event

Inland Empire Career Fair

Thu, Jul 31, 9:30 AM

Marriott

Check ticket price for event

Inland Empire Hiring Event

Thu, Jul 31, 9:30 AM

Hilton Hotel

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15th Annual Golden Future Senior Expo - San Bernardino County Edition

Sat, Aug 9, 9:00 AM

DoubleTree by Hilton Hotel Ontario Airport

Check ticket price for event

Ontario Quinceanera.com Expo & Fashion Show 2025

Sun, Aug 10, 12:00 PM

Ontario Convention Center

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Convención California 2025

DoubleTree by Hilton Hotel Ontario Airport

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Inland Empire Career Fair

Thu, Nov 13, 9:30 AM

Hyatt

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Online Events

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Prevention of obesity in children and adolescents

Wednesday at 10:00 GMT+1

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Real Estate & Business Expo

Saturday at 09:00 PDT

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Career Fair: Exclusive Tech Hiring Event-New Tickets Available

Fri, Jul 25, 9:00 AM PDT

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New York City Hiring Event

Fri, Jul 25, 9:30 AM EDT

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New York City Career Fair

Fri, Jul 25, 9:30 AM EDT

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Single and Intentional (Ages 25+ preferred) Virtual Event

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Update on the Economy Webinar Series

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No Cost On-Line Coursera Certification Courses For Military and Spouse

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Prevention of obesity in children and adolescents

Wednesday at 10:00 GMT+1

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Real Estate & Business Expo

Saturday at 09:00 PDT

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Career Fair: Exclusive Tech Hiring Event-New Tickets Available

Fri, Jul 25, 9:00 AM PDT

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New York City Hiring Event

Fri, Jul 25, 9:30 AM EDT

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New York City Career Fair

Fri, Jul 25, 9:30 AM EDT

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Single and Intentional (Ages 25+ preferred) Virtual Event

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Update on the Economy Webinar Series

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No Cost On-Line Coursera Certification Courses For Military and Spouse

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This Weekend

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TCG Pull Party at the Chino Night Market

Friday at 17:00

Chino Town Square

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Ontario (CA) After Dark: Solve the Murder Mystery!

Friday at 19:00 + 23 more

215 E C St

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5th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway

Saturday at 10:00

Celebration Park NORTH

Check ticket price for event

The Ontario Airport Hotel and Conference Center Annual Job and Career Fair

Saturday at 08:00

700 N Haven Ave

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DISNEY VILLAINS MARKET

Saturday at 15:00

7776 Pine Ave

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Shades of Blue, Cancer/Leo Edition, BOMBAY Ultra Lounge

Saturday at 21:00

Bombay Ultra Lounge

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Perfectly, Imperfect Woman’s Empowerment Brunch

Sun, Jul 20, 2:00 PM

Reserve At Empire Lakes

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Canteen Harvest Dinner

Sun, Jul 20, 10:00 AM

1232 E Flora St

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TCG Pull Party at the Chino Night Market

Friday at 17:00

Chino Town Square

Check ticket price for event

Ontario (CA) After Dark: Solve the Murder Mystery!

Friday at 19:00 + 23 more

215 E C St

Check ticket price for event

5th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway

Saturday at 10:00

Celebration Park NORTH

Check ticket price for event

The Ontario Airport Hotel and Conference Center Annual Job and Career Fair

Saturday at 08:00

700 N Haven Ave

Check ticket price for event

DISNEY VILLAINS MARKET

Saturday at 15:00

7776 Pine Ave

Check ticket price for event

Shades of Blue, Cancer/Leo Edition, BOMBAY Ultra Lounge

Saturday at 21:00

Bombay Ultra Lounge

Check ticket price for event

Perfectly, Imperfect Woman’s Empowerment Brunch

Sun, Jul 20, 2:00 PM

Reserve At Empire Lakes

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Canteen Harvest Dinner

Sun, Jul 20, 10:00 AM

1232 E Flora St

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Music events

Bobcat Was Abducted By Aliens At Strum Brewing Co, Ontario CA

Fri, Jul 25, 6:00 PM

Strum Brewing Company

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Ontario Summer Concert Series

Wed, Jul 30, 5:30 PM

Ontario Town Square

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Sneaky Link R&B Hip Hop @ Mix Champagne Lounge Ontario

Fri, Aug 1, 10:00 PM

Mix Champagne Lounge

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CF Sunday Worship Service

Sun, Aug 10, 9:00 AM

The Church of Jesus Christ of Latter-day Saints

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Bobcat Was Abducted By Aliens At Strum Brewing Co, Ontario CA

Fri, Jul 25, 6:00 PM

Strum Brewing Company

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Ontario Summer Concert Series

Wed, Jul 30, 5:30 PM

Ontario Town Square

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Sneaky Link R&B Hip Hop @ Mix Champagne Lounge Ontario

Fri, Aug 1, 10:00 PM

Mix Champagne Lounge

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CF Sunday Worship Service

Sun, Aug 10, 9:00 AM

The Church of Jesus Christ of Latter-day Saints

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Points of Interest near Ontario

Ontario Museum Of History Art

Popular in Ontario

Allstar Night at the Ontario Improv

5th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway

Inland Empire Career Fair

Inland Empire Hiring Event

15th Annual Golden Future Senior Expo - San Bernardino County Edition

Ontario Quinceanera.com Expo & Fashion Show 2025

Convención California 2025

Inland Empire Career Fair

Allstar Night at the Ontario Improv

5th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway

Inland Empire Career Fair

Inland Empire Hiring Event

15th Annual Golden Future Senior Expo - San Bernardino County Edition

Ontario Quinceanera.com Expo & Fashion Show 2025

Convención California 2025

Inland Empire Career Fair

Online Events

Prevention of obesity in children and adolescents

Real Estate & Business Expo

Career Fair: Exclusive Tech Hiring Event-New Tickets Available

New York City Hiring Event

New York City Career Fair

Single and Intentional (Ages 25+ preferred)** Virtual Event**

Update on the Economy Webinar Series

No Cost On-Line Coursera Certification Courses For Military and Spouse

Prevention of obesity in children and adolescents

Real Estate & Business Expo

Career Fair: Exclusive Tech Hiring Event-New Tickets Available

New York City Hiring Event

New York City Career Fair

Single and Intentional (Ages 25+ preferred)** Virtual Event**

Update on the Economy Webinar Series

No Cost On-Line Coursera Certification Courses For Military and Spouse

This Weekend

TCG Pull Party at the Chino Night Market

Ontario (CA) After Dark: Solve the Murder Mystery!

5th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway

The Ontario Airport Hotel and Conference Center Annual Job and Career Fair

DISNEY VILLAINS MARKET

Shades of Blue, Cancer/Leo Edition, BOMBAY Ultra Lounge

Perfectly, Imperfect Woman’s Empowerment Brunch

Canteen Harvest Dinner

TCG Pull Party at the Chino Night Market

Ontario (CA) After Dark: Solve the Murder Mystery!

5th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway

The Ontario Airport Hotel and Conference Center Annual Job and Career Fair

DISNEY VILLAINS MARKET

Shades of Blue, Cancer/Leo Edition, BOMBAY Ultra Lounge

Perfectly, Imperfect Woman’s Empowerment Brunch

Canteen Harvest Dinner

Music events

Bobcat Was Abducted By Aliens At Strum Brewing Co, Ontario CA

Ontario Summer Concert Series

Sneaky Link R&B Hip Hop @ Mix Champagne Lounge Ontario

CF Sunday Worship Service

Bobcat Was Abducted By Aliens At Strum Brewing Co, Ontario CA

Ontario Summer Concert Series

Sneaky Link R&B Hip Hop @ Mix Champagne Lounge Ontario

CF Sunday Worship Service

Points of Interest near Ontario

Single and Intentional (Ages 25+ preferred) Virtual Event

Single and Intentional (Ages 25+ preferred) Virtual Event