




View all 6 photos
Embassy Suites by Hilton Ontario Airport
3663 East Guasti Road, Ontario, CA, 91761
9,475
Sq ft event space
14
Meeting rooms
280
MAX Capacity
175
Guest rooms
Embassy Suites by Hilton Ontario Airport is a premier event destination offering world-class facilities for weddings, corporate events, conferences, galas, and social gatherings. With 9475 sq ft of flexible event space across 14 configurable rooms, we bring your vision to life with an experienced in-house events team.
Our dedicated coordinators, award-winning catering team, and state-of-the-art audio-visual capabilities ensure every detail is flawless — from the first site visit to the final dance.
Guest rooms
175 rooms available for individual stays and discounted room blocks.

1 KING BED

1KG SUITE ACC ROLL IN SHWR

2QN STE MTN VW ACC RI SHWR
.jpg.jpg?h=5184&w=3456)
2 QUEEN BEDS
Meeting & event space
9475 sq ft across 14 configurable rooms. Tap a room for capacities and setups.
Sierra Nevada Ballroom
3264
·
Max capacity280
Floor area3264
Dimensions
Configurations6
Capacity by setup
280
Theater
250
Banquet
110
Classroom
95
U-Shape
110
Hollow Sq.
280
Reception
Pre-Function Area
2451
·
Max capacity0
Floor area2451
Dimensions
Configurations0
Capacity by setup
Sierra Nevada AB
1666
·
Max capacity140
Floor area1666
Dimensions
Configurations6
Capacity by setup
140
Theater
125
Banquet
75
Classroom
45
U-Shape
55
Hollow Sq.
140
Reception
Sierra Nevada BC
1666
·
Max capacity135
Floor area1666
Dimensions
Configurations6
Capacity by setup
135
Theater
120
Banquet
75
Classroom
55
U-Shape
55
Hollow Sq.
135
Reception
Sierra Nevada CD
1666
·
Max capacity135
Floor area1666
Dimensions
Configurations6
Capacity by setup
135
Theater
120
Banquet
75
Classroom
45
U-Shape
55
Hollow Sq.
135
Reception
Chaffey Private Dining Room
1200
·
Max capacity80
Floor area1200
Dimensions
Configurations6
Capacity by setup
70
Theater
80
Banquet
40
Classroom
20
U-Shape
26
Hollow Sq.
70
Reception
Sierra Nevada A
850
·
Max capacity70
Floor area850
Dimensions
Configurations6
Capacity by setup
70
Theater
60
Banquet
40
Classroom
25
U-Shape
30
Hollow Sq.
70
Reception
Sierra Nevada D
850
·
Max capacity70
Floor area850
Dimensions
Configurations6
Capacity by setup
70
Theater
60
Banquet
40
Classroom
25
U-Shape
30
Hollow Sq.
70
Reception
Shasta
754
·
Max capacity50
Floor area754
Dimensions
Configurations6
Capacity by setup
50
Theater
50
Banquet
25
Classroom
15
U-Shape
20
Hollow Sq.
50
Reception
Sierra Nevada B
748
·
Max capacity65
Floor area748
Dimensions
Configurations6
Capacity by setup
65
Theater
60
Banquet
35
Classroom
20
U-Shape
25
Hollow Sq.
65
Reception
Key amenities
Everything available on-site for your event and guests.
Other Hotel Service
- Pets allowed
Recreational facilities
- Exercise gym
- Fitness center
- Heated pool
- Pool
Location & transportation
3663 East Guasti Road, Ontario, CA, 91761