To provide a method for cutting a pipe material which can prevent cutting chips from adhering to a pipe material.

The method for cutting the pipe material W cuts the pipe material W having a predetermined length while feeding forward the pipe material by a predetermined amount along the length direction thereof. The method sucks air in the pipe from a front end of the pipe material W while supplying air into the pipe from a rear end of the pipe material W, and sucks the air around the outer periphery of the cutting part of the pipe material W when cutting the pipe material W.