The doubletree by hilton hotel claremont welcomes you to claremont california with a doubletree chocolate chip cookie and a peaceful ambiance nestled in the foothills of the san gabriel mountains between southern californias inland empire and the los angeles basin on historic route 66 our hotel is ten miles from ontario international airport ont the mission style buildings of this doubletree hotel in claremont surround a sparkling outdoor pool and whirlpool retreat to a spacious guest roo