Avg. for November
Select dates to see prices and availability
Avg. for November
Nightly prices at Best Western Diamond Bar Hotel & Suites average $97 in September, the cheapest month, and $118 in March, the most expensive, based on the last 12 months.
| Month | Average price |
|---|---|
| January | $102 |
| February | $116 |
| March | $118 |
| April | $109 |
| May | $116 |
| June | $108 |
| July | $101 |
| August | $97 |
| September | $97 |
| October | $98 |
| November | $100 |
| December | $98 |
Most expensive: March (~$118)
Cheapest: September (~$97)
Parking
Swimming pool
Non-Smoking Rooms
Business Center
Housekeeping
Banquet Facilities
California State Polytechnic University, Pomona (2.7 miles)
Mount San Antonio College (5.2 miles)
The Fox Theater Pomona (5.4 miles)
Western University of Health Sciences (5.5 miles)
The Glass House Concert Hall (5.5 miles)
American Museum of Ceramic Art (5.7 miles)
5
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Sleeps 4
4
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Sleeps 2
4
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Sleeps 2
4
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Sleeps 2
4
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Sleeps 4
4
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Sleeps 4
Based on 1,000 verified reviews
AI-generated summary based on recent guest reviews
At Best Western Diamond Bar Hotel & Suites, guests frequently note spacious, recently updated rooms and convenient freeway access with walkable dining, alongside recurring complaints about freeway noise, uneven cleanliness, and inconsistent front-desk service and check-in times.
Read moreWas this helpful?
Justin
4 weeks ago
·
Stayed 1 night
Vincent
4 weeks ago
·
Stayed 1 night
Tristen
4 weeks ago
·
Stayed 2 nights
Robin
Sep 28, 2026
·
Stayed 4 nights
Jesse
Sep 21, 2026
·
Stayed 1 night
Check-in
Check-out
From 16:00 to 00:00
Before 11:00
Free self-parking is available on-site, but it is limited.
A complimentary buffet breakfast is served on weekdays from 6:00 AM to 9:00 AM and on weekends from 6:00 AM to 9:30 AM.
Check-in is at 4:00 PM and check-out is at 11:00 AM. Early or late check-in/check-out may be available upon request but cannot be guaranteed.
The property offers step-free entrances and wheelchair-accessible facilities, including the registration desk, public areas, and rooms.
The hotel is centrally located in Diamond Bar, within a 15-minute drive of Brea Mall and California State University, Fullerton. It is approximately 14.5 miles from Ontario Convention Center and 3 miles from California State Polytechnic University, Pomona.
Yes, there is an outdoor swimming pool available, which is operational from 8:00 AM to 9:00 PM.
Children stay free when occupying the parent or guardian's room using existing bedding. However, children may not be eligible for complimentary breakfast.
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Instant AI responses are based on hotel information
Over the next 60–90 days, room rates at Best Western Diamond Bar Hotel & Suites in Diamond Bar typically land around $135 a night for two guests, ranging from $134 to $137. Most dates stay close to that headline rate with only small swings between the low and high ends.
The Best Western Diamond Bar Hotel & Suites in Diamond Bar undercuts 17 of 19 comparable hotels nearby, which typically run around $141 a night. That positioning fits its role serving families and business travellers around California rather than higher-priced downtown or resort locations.
The current price at Best Western Diamond Bar Hotel & Suites in Diamond Bar is $103 per night for 2 guests, which is typical for this hotel: within 5% of its $108 average over the last 60 days. Most nights over that period fell between $100 and $148.
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Average nightly price across deals, with taxes & fees.
Prices in USD for 2 guests, updated daily.