The paper on integrated flight systems briefly reviews the growth of flight instruments and automatic flight controls, and points out the need for integrated flight systems. Three manufacturers, namely: Collins, Sperry and Bendix, are producing integrated systems today. Each of these systems is reviewed, with the review centering on instrumentation. The third part of the paper presents airline views on the application of integrated systems and points out installation problems. In conclusion the paper indicates that many changes can be expected in the future as a result of improvements and installation of additional aids.