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Embassy Suites by Hilton Ontario Airport

Ballroom
1 of 6

Meetings and events

We have 5,300 sq. ft. of flexible event space, accommodating up to 280 guests. Dedicated planning professionals are available to help with catering, A/V, and technology needs.

  • Total event space
    5,282sq. ft.
  • Largest room setup
    3,542sq. ft.
  • Meeting rooms
    7
  • Guest rooms
    175

Traveling as a group?

Stay together by booking 10 or more rooms instantly online.

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Planning an Event?

Submit your event details to find out what we can offer.

Request a Proposal

Capacity Chart

Chart displays number of guests per room layout.
Event Room NameBanquetConferenceSquareReceptionSchool RoomTheatreU-Shape
Sierra Nevada BallroomSquare Feet: 3,5422908686350148395102
Sierra Nevada ABSquare Feet: 1,77112555451707514045
Sierra Nevada CDSquare Feet: 1,77112055451657513545
Sierra Nevada BCSquare Feet: 1,70212050451607013545
Sierra Nevada ASquare Feet: 920702222913610026
Sierra Nevada DSquare Feet: 920702222913810026
Sierra Nevada BSquare Feet: 85170212187369625
Sierra Nevada CSquare Feet: 85170212187369625
Market PlaceSquare Feet: 67260--60---
PalisadeSquare Feet: 64050151564267017
Chaffey Dining AreaSquare Feet: 61650------
ShastaSquare Feet: 60050141459266617
WhitneySquare Feet: 500-12-----
FoyerSquare Feet: 2,322---150---