Back to the Future style flying cars have been approved for test flights by the US government- but will set customers back $300,000.
Alef, a California-based aeronautics company, Is now allowed to fly cars in limited locations after receiving a Special Airworthiness Certification from the Federal Aviation Administration on June 12.
The company's Armada Model Zero aircraft has been worked on since 2015, which is the year named in the classic sci-film "Back to the Future II."
