Our event space at Delta Hotels by Marriott Ontario Airport provides a comfortable, spacious, and professional atmosphere perfect for any occasion. With flexible room options, we can customize the layout to suit needs, whether it's banquet dining, private meetings, or party setups. Enjoy our exquisite Chinese banquet menus, ideal for weddings, family celebrations, and business dining. Plus, we offer professional equipment support, including LED screens, sound systems, and lighting, to elevate your event experience. Convenient located near Ontario Airport, we're easily accessible for guests from Ontario, Rancho Cucamonga, Upland, Chino, Pom, and the greater Los Angeles area.