An overlooked part of that article.

it is unclear if she was personally traveling to St. Louis, where part of her extended family originally hails, or if the flights were for maintenance or testing.

Though, reading on from there, her trying to stop people from tracking her flights through lawsuits is just as bullshit as Musk trying to shut down the kid who was tracking his private jet flights. It's public data and they chose to be public figures. They can both suck it up and deal with the consequences.