3 star hotels in Diamond Bar is an ideal choice for those who want to enjoy comfort for a reasonable price. Three star hotels are not very popular in this city, however there are 3 hotel deals to choose from. The best reservation prices here starts from $100 and an average rating equals 7.9 out of 10. Visitors here appreciate the most laundry service, swimming pool and gym. Booking of three star hotels in Diamond Bar are mostly popular among businessmen, couples and families.