Radome is one of the most important part in aircraft. Radome protects the antenna which transmits and receives the signal in the form of radio waves. These radio waves are helpful in finding the location of aircraft. We can also say that radome is a structural protection cover for antenna as it protect antenna from environmental influences. Radome is constructed in such a way that it is transparent to the radio waves. The radome should be manufactured by a material which minimises the attenuation of signals transmitted or received by the antenna. For different aircrafts such as commercial planes, fighter jets etc. The shape and size of radome are different. In this project we have modelled different radomes in solid works software and analysis is done in the ansys software. The materials selected based on the strength and other good material properties. The different materials taken in this project are Kevlar composite, Fiberglass composite, Silicon nitride. Structural analysis and fluent analysis is performed to get the optimum suited material for the radome and to decide the best radome.