No runway needed. You land and leave like a helicopter.
Passenger drones are actively a real thing and burgeoning industry, called interchangeably Vertical Takeoff and Landing (VTOL) vehicles...or Passenger Drones....or Air Taxis
You can invest in companies that contribute to parts for these vehicles.
But the thing is they are working on a network where you Takeoff and Land at airports, on top of parking garages, and/or at specifically designated transit centers....
all called Vertiports.
Florida is developing a network of Vertiports
[Example] Network of seven vertiports overlaid on New York City.