Plan Events & Meetings
Business & Meetings >>
When every detail must be perfect, you can count on our advanced facilities and expert meeting professionals to deliver a productive and successful outcome.
Meeting Space Highlights
- 18 meeting rooms
- 26,000 sq ft of total meeting space
- Largest meeting room is Grand Ballroom with maximum meeting space of 5,900 sq ft and maximum seating capacity of 550
High-speed Internet access
Meeting Rooms: Wired, Wireless
Public Areas: Wireless
Guest Rooms: Wired, Wireless
Social Events & Weddings >>
From joyous celebrations to fairytale weddings, we bring your visions to extraordinary reality
Floor Plans & Capacity Chart >>
For an overview of our event spaces.
Planning Guide & Tools
Use our online tools & guide to start planning your event.
Step-by-step guide to meeting planning
Ontario Airport Marriott®
2200 E Holt Boulevard Ontario, California 91761 USA
- Phone: 1-909-975-5000
- Fax : 1-909-975-5050
- Sales: 1-909-975-5000
- Toll-free: 1-800-284-8811
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Contact us for Assistance
Booking Made Easy
Submit RFP for event space and/or more than 25 guest rooms at this hotel
Marriott Business: Everything you need to plan your meeting or event online