Therefore, not all private jets have flight attendants onboard. Saying that, a Boeing 737 or Airbus A318 with 19 seats will be more regulated. EASA suggests that the number of cabin crew is based ...

The Airbus A318 is ... (17 more than the A318), but the A220 can also fly longer and operate at 20-25% greater fuel efficiency. While its use as a commercial jet has almost died out, the A318 ...