FlightCar lets people parking at the airport rent their vehicles out to other travelers. Every rental is insured up to $1 million, and every renter is pre-screened.HOW FLIGHTCAR WORKS Never pay for airport parking again. FlightCar lets people parking at the airport rent their vehicles out to other travelers. Every rental is insured up to $1 million, and every renter is pre-screened. Depending on t