Parking at the airport is a convenient service for those who get there in their own car and need to leave it somewhere. Usually, the parking area is quite large and is divided into several zones depending on the rental time: a few minutes, a few hours, or a few days. Each of them can accommodate about two or three hundred cars if there are many people arriving at the airport every day. However, with the ease of this service, parking a car at the airport can cost a fortune. Though you can find a cheap lot and save money on it by cutting the cost in half. And here are some helpful tips on how to do it.