
Ontario Airport Inn
Ontario Airport Inn
1801 EAST G STREET, ONTARIO, CA, 91764
2,874
Sq ft event space
4
Meeting rooms
100
MAX Capacity
188
Guest rooms
Ontario Airport Inn is a premier event destination offering world-class facilities for weddings, corporate events, conferences, galas, and social gatherings. With 2874 sq ft of flexible event space across 4 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
188 rooms available for individual stays and discounted room blocks.

Standard Room
Meeting & event space
2874 sq ft across 4 configurable rooms. Tap a room for capacities and setups.
Vineyard
936
·
Max capacity50
Floor area936
Dimensions
Configurations4
Capacity by setup
40
Banquet
50
Classroom
35
U-Shape
40
Reception
Mission
714
·
Max capacity34
Floor area714
Dimensions
Configurations4
Capacity by setup
30
Banquet
34
Classroom
24
U-Shape
30
Reception
Chaffey
612
·
Max capacity30
Floor area612
Dimensions
Configurations4
Capacity by setup
30
Banquet
24
Classroom
18
U-Shape
30
Reception
Courtyard Suite
612
·
Max capacity30
Floor area612
Dimensions
Configurations4
Capacity by setup
30
Banquet
24
Classroom
15
U-Shape
30
Reception
Key amenities
Everything available on-site for your event and guests.
Location & transportation
1801 EAST G STREET, ONTARIO, CA, 91764