Gulfstreams, Challengers and Falcons are the most popular in this private jet category. They all have greatly varying performance and cabin amenities. View this category to get a more detailed view of the most impressive jets on the market. There are several advantages towards chartering a private flight on a heavy jet. Heavy jets have ample amounts of room with an average capacity of 9 to 15 passengers, although other large jets, such as the Boeing Business Jet, can accommodate up to 20 passengers comfortably. The average cruising speed of a heavy jet is between 500 and 560 miles per hour. These jets can also cover long distances without the need to refuel, with an average nonstop flight range of 4000 miles. When chartering a private jet of this type, you will receive only the best in luxury compliments, with in-flight entertainment and catering available, while enjoying the benefits that a private jet charter has to offer.