Flight schedules are flexible and can be tailored to the traveler's needs. If a meeting is canceled or needs change, new flight plans can be prepared immediately, even in flight. Other benefits include reliability and safety of aircraft, market access, efficiency, security, and privacy. The lower 48 states have about 3,500 public use airports. But commercial airlines fly to only about 440, and about three-fourths of all commercial flights are to 29 hub airports.
Business aircraft can fly to the vast majority of U.S. airports.
A direct, nonstop business flight typically avoids the congested airspace and airports used by commercial carriers, using instead reliever airports near cities and other smaller airports.