It’s true and reported by actual journalists. It was just United, not all flights.
Among Apple’s highest expenditures as part of its United contract include 50 business class seats from San Francisco to Shanghai daily, a figure United printed on a sign and mistakenly placed in public viewing at SFO early this year.
https://www.theverge.com/2019/10/25/20932487/apple-united-airlines-sfo-terminal-upgrades
https://www.fastcompany.com/90291749/apple-buys-150-million-worth-of-plane-tickets-a-year-from-united
It’s true and reported by actual journalists. It was just United, not all flights.