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Porsche Ontario
Ontario, CA
818 Reviews
Porsche Ontario is one of the newest Porsche dealers in Southern California. As part of the Walter’s Automotive Group, it continues to provide the award-winning customer service. The Walter Automotive Group has a long-standing history of excellent customer service, but it all has stemmed from the year 1948, when Walter Kienle emigrated to the U.S. from Switzerland. After several years working as an auto mechanic, serving in the U.S. Army, and opening and managing an automotive garage, Walter eventually settled in Riverside in 1960, where he established Walter’s Automotive Service with an emphasis on European cars.
Today, Porsche Ontario acts as your premier luxury auto dealer serving Los Angeles, Chino Hills, Walnut, and Rancho Cucamonga and beyond. So if you’ve been looking for a “Porsche showroom near me,” you’ve found just the place. Not only do we boast a prime selection of new Porsche models and a variety of used cars, but we also maintain a high-tech service center that ensures dependability and quality, no matter what.
When you’re looking for quality Porsche maintenance and repairs near Ontario, you can always count on the professional technicians in our Porsche service department as well, where we handle everything from oil changes and filter replacements to powertrain and drivetrain repairs. Schedule an appointment today, or purchase parts from us to handle maintenance and repairs on your own!
The dedicated sales staff at Porsche Ontario is here to serve and help you find the Porsche of your dreams. Our Porsche Service Center is ready to assist you and ensuring your Porsche is performing at its best. Stop by to experience an exceptional luxury car shopping experience, and give us a call if you have any questions.
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This rating includes all dealership reviews, with more weight given to recent reviews.
Sales Price Transparency
Service Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Workmanship
Service Time
Service Communication
Hours
Sales/Showroom
Monday 9:00 AM - 8:00 PM
Tuesday 9:00 AM - 8:00 PM
Wednesday 9:00 AM - 8:00 PM
Thursday 9:00 AM - 8:00 PM
Friday 9:00 AM - 8:00 PM
Saturday 9:00 AM - 8:00 PM
Sunday 10:00 AM - 7:00 PM
Service
Monday 7:00 AM - 6:00 PM
Tuesday 7:00 AM - 6:00 PM
Wednesday 7:00 AM - 6:00 PM
Thursday 7:00 AM - 6:00 PM
Friday 7:00 AM - 6:00 PM
Saturday 8:00 AM - 4:00 PM
Sunday Closed
Parts
Monday 7:00 AM - 6:00 PM
Tuesday 7:00 AM - 6:00 PM
Wednesday 7:00 AM - 6:00 PM
Thursday 7:00 AM - 6:00 PM
Friday 7:00 AM - 6:00 PM
Saturday 8:00 AM - 4:00 PM
Sunday Closed
Top Reviewed Employees
Latest Reviews
June 14, 2026
My friend Jamie had left Porsche Ontario and recommended
me to Frank Cinco. I was in fixed ops and car sales for many years at BMW so I know what I am looking for and the kind of Ambassador I was looking f
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by LYNNANDKIRK2014
May 30, 2026
Dealer helped me with what I was looking for.
Also recommended some products that I wasn’t aware of
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by Antony_chg
Employees Worked With
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