Trump, the top Republican 2024 presidential candidate, also called for the government to help the U.S. beat China in developing flying personal vehicles.
Alef Aeronautics unveiled a prototype in October of its electric concept car that can take off vertically and fly like a helicopter at a range of 110 miles.
CNBC got an inside look at Joby Aviation, a startup with grand ambitions of building eVTOL aircraft and operating an Uber-like air taxi service.