Ontario Inn

5361 Holt Boulevard, Montclair, CA 91763 5361 Holt Boulevard, Montclair Directions
Today 12:00 AM - 11:59 PM Open All Hours
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Located in Montclair, CA Ontario Inn provides high-quality services for hotel guests. Lounging poolside more your thing? Look no further than the swimming area, open for all guests to enjoy. Call now to book your stay!

About this Business

  • Hours
    12:00 AM - 11:59 PM



From Our Editors

Ontario Inn has the best amenities around. Enjoy Ontario Inn when you stay in Montclair.

Enjoy precious family time or soak up some well-deserved me time at the swimming pool while you're here.

Wake up to a fresh, complimentary breakfast each morning during your stay at Ontario Inn.

Take advantage of the nearby parking options and save yourself the trouble of hauling your luggage back and forth. When adventure calls, book a last-minute stay at Ontario Inn in Montclair and enjoy a weekend filled with fun attractions and great hotel amenities.

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Ontario Inn

12:00 AM - 11:59 PM
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