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| Check-in: | 3:00PM |
| Check-out: | 12:00PM |
| Year of last renovation: | 2024 |
| Floors: | 3 |
| Rooms: | 310 |
| Corridors: | All rooms have interior hallways |
| Non-smoking rooms: | 310 |
| Rooms with disabled access: | |
| Rooms with one bed: | 125 |
| Rooms with two beds: | 178 |
| Suites: | 6 |
| Room windows: | Windows do open |
| Cleaning frequency: | Daily |
| Meeting rooms: | 10 View spaces |
| Meeting space: | 21000 sq. feet |
| Event space: | Holds 500 people |
| Dist. to food/bars: | On-site |
| Dist. to a 24hr restaurant: | 0.3 Miles |
| Dist. to the nearest gym: | On-site |
| Lounge/Bar hours: | 4pm-11am |
| Federal Emergency Management Agency (FEMA) approved: | Yes |
| Pool Info: Unwind and relax in the tranquil oasis of the expansive pool at Delta Hotel by Marriott Ontario Airport. Whether you're looking to soak up the California Sun, take a refreshing dip, or host a memorable outdoor event, our pool provides the perfect setting for leisure and enjoyment. Experience the ultimate in relaxation and luxury at our inviting pool area. | |
| Ownership: | Delta Hotels By Marriott Ontario Airport LLC |
| Cancellation: 72 Hours prior to arrival | |
| Nightly parking: | 15 |
| Typical group deposit: | 25% |
| Total taxes: | 14.95% |
| Total misc. fees: | £0.04 GBP (mandatory resort fees/taxes) |
| City Tax: | 10.50% |
| Food and Beverage Tax: | 8.75% |
| Audio Visual Tax: | 10.50% |
| Resort/Hotel Fee: | 0.00 Per Night |
| Parking Fee: | 15.00 Per Night |
| Gym Fee: | 0.00 Per Day |
| Rooms Wireless Internet Fee: | 0.00 Per Day |
| Rooms Wired Internet Fee: | 0.00 Per Day |
| Meeting Wireless Internet Fee: | 100.00 Per Day |
| Meeting Wired Internet Fee: | 0.00 Per Day |
Ontario International Airport, Free Shuttle Service.
Local shuttle info: 24 hours
Enjoy a delicious breakfast in our restaurant, grab and go breakfast available at Starbucks in the lobby.
Service animals complying with ADA Title lll regulations are allowed.
Sorry but pets are not allowed.Parking $15 per vehicle per day
Free Wifi
This chart illustrates seasonality of sleeping room prices for both our group prices and the best online individual traveler rates we could find at the time the group/meeting bid was submitted. The best group/meeting discount shown is 25.7% in October 2025 and the highest average individual rate is $237 in the month of November 2025. This chart will show past seasonality and also project future months. If you are flexible with dates, you may want to consider staying at Delta Hotels by Marriott Ontario Airport in a month when rates are lower.
Below are the meeting, conference and event spaces at Delta Hotels by Marriott Ontario Airport.
Feel free to use the Delta Hotels by Marriott Ontario Airport meeting space capacities chart below to help with your event planning. HotelPlanner specialises in Ontario event planning for hotel rooms and meeting space for corporate events, weddings, parties, conventions, as well as negotiated rates and trade shows.
| Meeting room name | L x W x H (Feet) | Size (sq ft) | Event 5'/6  | Crescent | Classroom | Hollow Square  | U-shape | Boardroom | Convention 8'/10'  | Theatre | Reception | Regist. desk  |
| Grand Ballroom | 100 x 59 x 10 | 5900 | --/486 | 344 | 246 | 142 | 169 | -- | --/-- | 655 | 590 | 590 |
Close this Grand BallroomRoom type: Ballroom Total size: 5900 Sq. Miles Dimensions: 100 x 59 x 10 Ft Floor level: Ground level Columns: 0 Windows: 0 Is there natural light? No Are there obstructions? No Are there built in screens? Yes Is there a built in stage? Yes Is there built in A/V? Yes Amenities available
Half-day space rental fee: $3000.00 USD Full-day space rental fee: $6000.00 USD Evening space rental fee: $8000.00 USD 24hr reservation rental fee for the space: $500.00 USD | ||||||||||||
| Ballroom A | 59 x 25 x 10 | 1475 | --/123 | 86 | 61 | 35 | 42 | -- | 9/7 | 164 | 148 | 148 |
Close this Ballroom ARoom type: Ballroom Section Total size: 1475 Sq. Miles Dimensions: 59 x 25 x 10 Ft Floor level: Ground level Columns: 0 Windows: 0 Is there natural light? No Are there obstructions? No Are there built in screens? No Is there a built in stage? No Is there built in A/V? No Amenities available
Half-day space rental fee: $1500.00 USD Full-day space rental fee: $3000.00 USD Evening space rental fee: $4500.00 USD 24hr reservation rental fee for the space: $500.00 USD | ||||||||||||
| Ballroom B | 59 x 25 x 10 | 1475 | --/123 | 86 | 61 | 35 | 42 | -- | 9/7 | 164 | 148 | 148 |
Close this Ballroom BRoom type: Ballroom Section Total size: 1475 Sq. Miles Dimensions: 59 x 25 x 10 Ft Floor level: Ground level Columns: 0 Windows: 0 Is there natural light? No Are there obstructions? No Are there built in screens? No Is there a built in stage? No Is there built in A/V? No Amenities available
Half-day space rental fee: $1500.00 USD Full-day space rental fee: $3000.00 USD Evening space rental fee: $4500.00 USD 24hr reservation rental fee for the space: $500.00 USD | ||||||||||||
| Ballroom C | 59 x 25 x 10 | 1475 | --/123 | 86 | 61 | 35 | 42 | -- | 9/7 | 164 | 148 | 148 |
Close this Ballroom CRoom type: Ballroom Section Total size: 1475 Sq. Miles Dimensions: 59 x 25 x 10 Ft Floor level: Ground level Columns: 0 Windows: 0 Is there natural light? No Are there obstructions? No Are there built in screens? No Is there a built in stage? No Is there built in A/V? No Amenities available
Half-day space rental fee: $1500.00 USD Full-day space rental fee: $3000.00 USD Evening space rental fee: $4500.00 USD 24hr reservation rental fee for the space: $500.00 USD | ||||||||||||
| Ballroom D | 59 x 25 x 10 | 1475 | --/123 | 86 | 61 | 35 | 42 | -- | 9/7 | 164 | 148 | 148 |
Close this Ballroom DRoom type: Ballroom Section Total size: 1475 Sq. Miles Dimensions: 59 x 25 x 10 Ft Floor level: Ground level Columns: 0 Windows: 0 Is there natural light? No Are there obstructions? No Are there built in screens? No Is there a built in stage? No Is there built in A/V? No Amenities available
Half-day space rental fee: $1500.00 USD Full-day space rental fee: $3000.00 USD Evening space rental fee: $4500.00 USD 24hr reservation rental fee for the space: $500.00 USD | ||||||||||||
| Banquet Hall | 51 x 31 x 10 | 1581 | --/132 | 92 | 66 | 38 | 45 | -- | 10/8 | 175 | 158 | 158 |
Close this Banquet HallRoom type: Ballroom Total size: 1581 Sq. Miles Dimensions: 51 x 31 x 10 Ft Floor level: Ground level Columns: 0 Windows: 1 Is there natural light? Yes Are there obstructions? No Are there built in screens? Yes Is there a built in stage? No Is there built in A/V? Yes Amenities available
Half-day space rental fee: $2000.00 USD Full-day space rental fee: $4000.00 USD Evening space rental fee: $6000.00 USD 24hr reservation rental fee for the space: $500.00 USD | ||||||||||||
| Salon A | 31 x 22 x 10 | 682 | --/57 | 40 | 28 | 16 | 20 | -- | 4/3 | 76 | 68 | 68 |
Close this Salon ARoom type: Ballroom Section Total size: 682 Sq. Miles Dimensions: 31 x 22 x 10 Ft Floor level: Ground level Columns: 0 Windows: 1 Is there natural light? Yes Are there obstructions? No Are there built in screens? Yes Is there a built in stage? No Is there built in A/V? Yes Amenities available
Half-day space rental fee: $1000.00 USD Full-day space rental fee: $2000.00 USD Evening space rental fee: $4000.00 USD 24hr reservation rental fee for the space: $250.00 USD | ||||||||||||
| Salon B | 31 x 29 x 10 | 899 | --/75 | 52 | 37 | 22 | 26 | -- | 6/4 | 100 | 90 | 90 |
Close this Salon BRoom type: Ballroom Section Total size: 899 Sq. Miles Dimensions: 31 x 29 x 10 Ft Floor level: Ground level Columns: 0 Windows: 1 Is there natural light? Yes Are there obstructions? No Are there built in screens? No Is there a built in stage? No Is there built in A/V? No Amenities available
Half-day space rental fee: $1000.00 USD Full-day space rental fee: $2000.00 USD Evening space rental fee: $4000.00 USD 24hr reservation rental fee for the space: $250.00 USD | ||||||||||||
| Ontario Hall | 74 x 43 x 10 | 3182 | --/265 | 185 | 132 | 76 | 91 | -- | 20/16 | 353 | 318 | 318 |
Close this Ontario HallRoom type: Ballroom Total size: 3182 Sq. Miles Dimensions: 74 x 43 x 10 Ft Floor level: 3 Columns: 0 Windows: 0 Is there natural light? No Are there obstructions? No Are there built in screens? Yes Is there a built in stage? No Is there built in A/V? Yes Amenities available
Half-day space rental fee: $1000.00 USD Full-day space rental fee: $2000.00 USD Evening space rental fee: $4000.00 USD 24hr reservation rental fee for the space: $250.00 USD | ||||||||||||
| Boardroom | 26 x 17 x 10 | 442 | --/-- | -- | -- | -- | -- | 11 | --/-- | -- | -- | -- |
Close this BoardroomRoom type: Boardroom Total size: 442 Sq. Miles Dimensions: 26 x 17 x 10 Ft Floor level: 3 Columns: 0 Windows: 2 Is there natural light? Yes Are there obstructions? No Are there built in screens? Yes Is there a built in stage? No Is there built in A/V? Yes Amenities available
Half-day space rental fee: $500.00 USD Full-day space rental fee: $1000.00 USD Evening space rental fee: $1000.00 USD 24hr reservation rental fee for the space: $250.00 USD | ||||||||||||
Check in time is 3:00PM based on the hotel's local time. Early check in may be available if requested at the front desk on the day of check-in.
Check out time is 12:00PM based on the hotel's local time. Late check out may be available if requested at the front desk during your stay.
There are 310 rooms in the property.
Yes, they have 10 meeting rooms that can support various table layouts.
Enjoy a delicious breakfast in our restaurant, grab and go breakfast available at Starbucks in the lobby.
Parking $15 per vehicle per day
Free Wifi
Yes, they have stay dates that support AAA hotel discounts. Example room type: AAA CAA Rate 1 King Guest Room Special Rate For AAA CAA Members ID Required
Yes, they have stay dates that support Senior hotel discounts. Example room type: AARP Rate Well Appointed Guest Room with 2 Double Beds 361 Sq Ft 37inch Hd TV Nskg
Yes, there is a gym/fitness area available on-site at the property.
Yes, there is a pool on-site at the property. Unwind and relax in the tranquil oasis of the expansive pool at Delta Hotel by Marriott Ontario Airport. Whether you're looking to soak up the California Sun, take a refreshing dip, or host a memorable outdoor event, our pool provides the perfect setting for leisure and enjoyment. Experience the ultimate in relaxation and luxury at our inviting pool area..
