Under the promotion of new media technology, modern dance art has ushered in the development opportunity. In order to promote the sustainable development of modern dance art, the impact of new media environment on the communication of modern dance art is now proposed to be analyzed. Firstly, the characteristics of dance art in the new media environment are analyzed, pointing out that new media technology makes dance art more rich, interactive and fashionable and other characteristics. Then, combining with the development history of dance art, it is proposed that new media technology brings opportunities for the development of dance art from the aspects of policy, technology and communication channels. Finally, it analyzes the influence of new media technology on the communication of dance art from the aspects of subject, content and channel, aiming to improve the communication level of modern dance art.