In other words, private aircraft chartering is a form of private or corporate air transport made with a private plane. Special jets are usually divided into 4 main categories: light jet, medium jet, heavy jet and vip airline. These categories also have subcategories like super light, super medium, and very long range planes. In general, these classifications are based on the cabin dimensions of the aircraft. Very long-range planes will fly farther and longer, thanks to the additional fuel tanks they carry. Custom airplanes can also be classified as single engine, turboprop, turbojet, etc. according to engine types at the same time.