Ontario Smog Check
From $20.00
Find STAR certified smog check stations in Ontario. Compare prices, read reviews, and book same-day appointments at 50+ certified locations.
Get Instant Quote
Compare prices from certified stations near you
Get Instant Quote
Compare prices from certified stations near you
Why Choose Us for Ontario Smog Checks?
Local Ontario Network
50+ certified stations throughout Ontario and San Bernardino County. Find convenient locations near you.
Best Ontario Prices
Compare prices from multiple Ontario stations to ensure you get the best deal starting at $20.00.
Same-Day in Ontario
Most Ontario stations offer same-day appointments. Book online and get tested within hours.
Smog Check Services in Ontario
STAR Smog Check
Required for vehicles that failed their initial test or are part of the gross polluter program. STAR-certified stations use the most advanced testing equipment.
Regular Smog Check
Standard emissions test for most California vehicles. Quick, reliable testing that meets all DMV requirements for vehicle registration renewal.
Diesel Smog Check
Specialized emissions testing for diesel vehicles over 14,000 lbs. Our network includes stations certified for heavy-duty diesel testing.
Failed Smog Check Assistance
Expert guidance and solutions if your vehicle failed its smog test. We connect you with certified repair stations and offer re-testing services.
Ontario Customer Reviews
"Found a great station in Ontario for only $38. Quick, professional service. Highly recommend using this site to compare prices!"
Local Resident
Ontario, CA
"Same-day appointment in Ontario, passed on first try, results sent to DMV instantly. Couldn't be easier!"
Satisfied Customer
Ontario, CA
"The Ontario station I found was professional and fast. In and out in 25 minutes. Great prices too!"
Happy Driver
Ontario, CA
Ontario Smog Check FAQs
Smog check prices in Ontario typically range from $20.00 to $75 for regular tests. STAR certified smog checks in Ontario cost $50-$89. Prices vary by station and vehicle type. Use our quote form to compare exact prices from multiple Ontario locations.
Ready for Your Ontario Smog Check?
Get instant quotes from 50+ certified stations in Ontario. Compare prices, book same-day appointments, and pass with confidence.
Get Instant Quote
Compare prices from certified stations near you